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Fire protection materials for the construction, glazing and door industries P A S S I V E F I R E P R O T E C T I O N M A D E I N G E R M A N Y

Fire protection materials for the construction, glazing ......ventive structural fire protection. Today, we are a leading supplier of fire protection materials and systems for the

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Page 1: Fire protection materials for the construction, glazing ......ventive structural fire protection. Today, we are a leading supplier of fire protection materials and systems for the

Fire protection materials for the construction, glazing and door

industries

PAS

SIV

E FIRE PROTECTION

– M

ADE IN GERMANY

Page 2: Fire protection materials for the construction, glazing ......ventive structural fire protection. Today, we are a leading supplier of fire protection materials and systems for the

Rolf Kuhn GmbH was among the first companies in the world to pioneer the use of intumescent materials for pre-ventive structural fire protection. Today, we are a leading supplier of fire protection materials and systems for the manufacturing industry. In 2018, Rolf Kuhn GmbH joi-ned the svt Group. When it comes to complete building services systems or fire protection accessories for the door manufacturing and glazing industry, you are sure to find a suitable solution in the impressive product portfo-lio. Innovation plays a particularly important role at Rolf Kuhn GmbH. New materials from the R&D department are tested, approved and certified in various testing faci-lities such as the fire test furnaces in the independent test and technology centre. This ensures outstanding product quality and reliability. All employees are deeply commit-ted to technical and structural fire protection and are well aware of the enormous responsibility.

The factory of the Rolf Kuhn GmbH in Erndtebrück, Germany

Modern CNC controlled board-separating saw for individual and fully automatic cutting processes with extreme accuracy.

Customized cutting machine for strip material

Different extruders for the various solutions of covers for intumescent strips

Introducing ourselvesThis diligence and foresight help safeguard the future of our fire protection materials, be they intumescent and energy-consuming products, fire boards, mastics and sealants, or our internationally approved cable, pipe and combined penetration seals. The svt Group is a leading European manufacturer of fire protection products and systems and a provider of comprehensive passive structural fire protection and damage restoration services. Its portfolio includes the PYRO-SAFE®, FLAMMADUR®, GEAQUELLO®, ROKU® and KERAFIX® brands, which are sold in Germany and more than 60 countries around the globe. The svt Group has over 650 employees in more than 30 subsidiaries, as well as four manufacturing sites with their own fire testing facilities.

Further information can be found online at www.kuhn-brandschutz.com

Page 3: Fire protection materials for the construction, glazing ......ventive structural fire protection. Today, we are a leading supplier of fire protection materials and systems for the

4 REACTIVE MATERIALS

6 INSULATION MATERIALS

8 FIRE STOP BOARDS

9 GLAZING BLOCKS

10 ADHESIVES

11 MASTICS & SEALANTS

12 SPECIAL SOLUTIONS

i14 INFORMATION

7 PROFILES & GRANULATE

Page 4: Fire protection materials for the construction, glazing ......ventive structural fire protection. Today, we are a leading supplier of fire protection materials and systems for the

4

Kerafix® FLEXpremium H

ROKU® StripKerafix®

Flexpan 200 NG-AKerafix®

Flextrem 100Kerafix®

Flexpan 200Kerafix®

Flexpan 200 SPKerafix®

Flexpan 200 NG-G

Expanded volume

Verification ETA-18/0538 ETA-10/0117 ETA-15/0719 ETA-13/0116 ETA-12/0152 ETA-12/0152 ETA-15/0719

Building material classification

E according to DIN EN 13501-1

E according to DIN EN 13501-1

E according to DIN EN 13501-1

E according to DIN EN 13501-1

E according to DIN EN 13501-1

E according to DIN EN 13501-1

E according to DIN EN 13501-1

Gross density [kg/m3] Approx. 1300 Approx. 1200 Approx. 1250 Approx. 1320 Approx. 1100 Approx. 1300 Approx. 1200

Area density [kg/m2] Approx. 1.95 1) Approx. 1.80 1) Approx. 1.90 1) Approx. 2.00 1) Approx. 1.65 1) Approx. 1.95 1) Approx. 1.80 1)

Start expansion temperature [°C]

From approx. 175 From approx. 190 From approx. 180 From approx. 200 From approx. 170 From approx. 220 From approx. 200

Expansion rateApprox. 25-times(550 °C; 30 Min;

with load) 4)

Approx. 24-times(550 °C; 30 Min;

with load) 4)

Approx. 30-times (450 °C; 30 Min;

without load)

Approx. 44-times(450 °C; 30 Min;

without load)

Approx. 23-times (450 °C; 30 Min;

without load)

Approx. 18-times (450 °C; 30 Min;

without load)

Approx. 21-times (450 °C; 30 Min;

without load)

Foam body 2) Cohesive, solid Cohesive, solid Cohesive, solid Voluminous, loose Cohesive Cohesive Cohesive, loose

Pressure 3) [N/mm2]Min. 0.90Max. 1.60

Min. 0.80Max. 1.50

Min. 0.40Max. 1.30

Min. 0.65Max. 2.00

Min. 0.30Max. 1.20

Min. 0.30Max. 0.90

Min. 0.30Max. 1.00

Thermal conductivity [W/mK]

0.303 0.403 0.247 0.770 0.955 0.294

Standard thicknesses 1.5 and 2.0 mm 1.5 and 2.0 mm 1.5 and 2.0 mm 1.5 and 2.0 mm 1.5 mm and 2.0 mm 1.5 and 2.0 mm 1.5 and 2.0 mm

Insensitive to frost, UV, moisture 5)

Ageing resistant

Reactive materials

GRAPHITE-BASED

i

1) At a small standard thickness 2) Expanded without load 3) At 300 °C; 120 sec. (Procedure A; the measurement conditions are partial differently) 4) Load = 5 g/cm2

NEW

Page 5: Fire protection materials for the construction, glazing ......ventive structural fire protection. Today, we are a leading supplier of fire protection materials and systems for the

5

Kerafix® Flexting 100

Kerafix® Flexpress 100

Kerafix® FXL 200 Palusol® 6) Kerafix® Sosilit

ETA-17/0959 ETA-17/0960 ETA-15/0345

B2 according to DIN 4102-1

E according to DIN EN 13501-1

E according to DIN EN 13501-1

A2-s1, d0 according to DIN EN 13501-1

A2 according to DIN 4102-1

Approx. 1300 Approx. 1220 Approx. 1340 Approx. 1600 Approx. 1500

Approx. 1.95 1) Approx. 1.85 1) Approx. 1.34 1) Approx. 3.00 (Type 100) 1)

Approx. 5.80 (Type 104) 1) Approx. 3.00 1)

From approx. 200 From approx. 140 From approx. 200 From approx. 100 From approx. 100

Approx. 16-times(450 °C; 30 Min;

without load)

Approx. 28-times (450 °C; 30 Min;

without load)

Approx. 37-times(400 °C; 30 Min;

without load)

Approx. 7-times(550 °C; 10 Min;

with load) 4)

3,5-times (450 °C; 30 Min;

with load) 4)

LooseCohesive,voluminous

Cohesive, honeycombed

Solid, ceramized Solid, ceramized

Min. 0.40Max. 1.10

Min. 0.55Max. 1.20

PressurelessMin. 0.95Max. 1.60

Min. 0.80Max. 1.40

0.615 0.349

1.5 and 2.0 mm 1.5 and 2.0 mm 1.0 and 2.0 mm 1.9 and 3.6 mm 2.0 mm

iReactive materials foam in the event of fire and expand their volume in order to seal construction openings or gaps for instance and prevent the fire from spreading. Depending upon the area of appli-cation, flexible reactive materials that react promptly or have a stable pressure-creating foam body for example are required. Rolf Kuhn GmbH can provide you with the suitable foaming building material for your construction. We are more than happy to advise you!

GRAPHIT-BASED PHOSPHATE-BASED SILICATE-BASED

5) Please contact our department of application techniques concerning use in outdoor areas. 6) Palusol® is a registered trademark of BASF SE.

Page 6: Fire protection materials for the construction, glazing ......ventive structural fire protection. Today, we are a leading supplier of fire protection materials and systems for the

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Kerafix® 2000 classic Kerafix® 2000 premium Kerafix® 2000 Mat Kerafix® Flexlit

Product Expanded volume

VerificationP-3074/3439-

MPA BSVerification ETA-13/0237

Building material classification

E according to DIN EN 13501-1

Building material classification

E according to DIN EN 13501-1

Gross density [kg/m3] Approx. 250 Approx. 250 Approx. 128 Gross density [kg/m3] Approx. 670

Temperature stability [°C] 1200 1200 1200Start expansion temperature [°C]

From approx. 350

Melting point [°C] From approx. 1330 From approx. 1330 From approx. 1330 Expansion rate2 bis 5.5-times

(400 °C; 30 Min; with load) 3)

Tensile strength [N/mm2] From approx. 0.35 From approx. 0.35 Approx. 0.07 Foam body 1) Fibrous

Colour White, black White White Pressure 2) [N/mm2] ≥ 0.1

Thermal conductivity [W/mK]

0.10 0.10Thermal conductivity [W/mK]

0.057

Plasticizer-free Plasticizer-free

Standard thicknesses1 to 10 mm (white)2 to 6 mm (black)

2 to 6 mm 13, 25, 38 and 50 mm Standard thicknesses 1.5 and 5 mm

Variants

Self-adhesive Not self-adhesive

Fast and simple assembly by inside- lying self-adhesive tape

Variants

Insulation materials

iInsulation materials are compressible, flexible materials that can be used in gaps or as a glazing tape on fire protection glazing for instance. The materials exhibit isolating and insulating properties and are heat-resistant.

Page 7: Fire protection materials for the construction, glazing ......ventive structural fire protection. Today, we are a leading supplier of fire protection materials and systems for the

The Kerafix® Granulat NG-N Series in the qualities L (low), H (high) and P (power) is used as a starting material for injection-moulded parts which expand in the case of a fire.

7

Profiles & Granulate

Kerafix® Everseal T NKerafix® Everseal

NG-N L (low)Kerafix® Everseal NG-N H (high)

Kerafix® Everseal NG-N P (power)

Expanded volume

Verification ETA-17/0978 ETA-17/0978 ETA-17/0978

Building material classification

E according to DIN EN 13501-1

E according to DIN EN 13501-1

E according to DIN EN 13501-1

E according to DIN EN 13501-1

Gross density [kg/m3] Approx. 980 Approx. 1050 Approx. 1050 Approx. 1050

Start expansion temperature [°C]

From approx. 180 From approx. 175 From approx. 175 From approx. 175

Expansion rateApprox. 4.5-times(450 °C; 30 Min;

without load)

Approx. 12-times(450 °C; 30 Min;

without load)

Approx. 16-times(450 °C; 30 Min;

without load)

Approx. 20-times(450 °C; 30 Min;

without load)

Foam body 1) Cohesive, solid Cohesive, solid Cohesive, solid Cohesive, solid

Pressure 2) [N/mm2] Insignificant Approx. 0.45 Approx. 0.65 Approx. 0.75

Thermal conductivity [W/mK]

0.166 0.255 – –

Variants

T CN:Coextruding variant on the base of TPE with non-foaming ingredients

NG-CN L:Coextruding variant on the base of exfoliated graphite with a non-foaming part (e.g. TPE basis)

NG-CN H:Coextruding variant on the base of exfoliated graphite with a non-foaming part (e.g. TPE basis)

NG-CN P:Coextruding variant on the base of exfoliated graphite with a non-foaming part (e.g. TPE basis)

iThe profile seals of the Kerafix® Everseal series are flexible fire protection seals with inflation graphite- based material content. The inflation graphite material content foams in the event of fire and expands its volume in order to seal fire doors or construction openings or gaps for in-stance and prevent the fire from spreading.

1) Expanded without load 2) At 300 °C; 120 sec. (Procedure A; the measurement conditions are partial differently) 3) Load = 5 g/cm2

NEWNEW NEW

Kerafix® Granulat NG-N Series

Expanded volume

Verification ETA-17/0978

Building material classification

E gemäß DIN EN 13501-1

Material structure Granules

Granulation 2 – 4mm

Start expansion temperature [°C]

Ab ca. 175

Expansion rateFrom approx. 12

to approx. 20

Pressure [N/mm2]From approx. 0.45

to approx. 0.75

Predrying [°C] 4 hours at 50

Variants

Kerafix Granulat NG-N L (low) Kerafix Granulat NG-N H (high) Kerafix Granulat NG-N P (power)

NEW

Page 8: Fire protection materials for the construction, glazing ......ventive structural fire protection. Today, we are a leading supplier of fire protection materials and systems for the

8

GKB Boards GKF Boards Kerafix® Coolmax ROKU® Fil PL 1200 ROKU® S 1100 ROKU® Sil ROKU® Therm

Product

Verification P-BRA09-5135606P-3906/4429-

MPA BSP-BRA-5135006

P-HFM B5094Z-56.426-1016

Building material classification

A2-s1, d0 according to DIN EN 520

A2-s1, d0 according to DIN EN 520

A1 according to DIN 4102-1

B1 according to DIN 4102-1

A1 according to DIN 4102-1

A2-s1, d0 according to DIN EN 13501-1

Base Plasterboard PlasterboardComposite board of

MOCWollastonite Calcium silicate MOC Mineral board

Gross density [kg/m3] Approx. 730 Approx. 730 Approx. 1250 Approx. 950 Approx. 1100 Approx. 1070 Approx. 330

Thermal conductivity [W/mK]

0.250 0.250 0.266 0.120 0.150 0.064

pH-value 7 7 8 to 12 8 to 10 9 to 11 8 to 12 6.8 to 8.5

Compressive strength [N/mm2]

≥ 4.7 ≥ 4.7 ≥ 9.1

Dimensions 2500 x 1250 mm2500 x 1250 mm /

2500 x 625 mm2250 x 1220 mm 1000 x 1000 mm 2250 x 1220 mm 2250 x 1220 mm

2408 x 1208,2500 x 1100 and2600 x 1150 mm

Standard thicknesses 9.5 and 12.5 mm12.5, 15.0 and 18.0 mm /

20.0 and 25.0 mm6 to 30 mm

1, 2, 3, 4, 5, 6, 8 and 10 mm

6, 9, 12 and 15 mm3, 6, 9, 10, 12, 15, 20,

25, 26 and 28 mm

11.2, 12, 15, 19, 20, 24.6, 25, 33, 33.1, 39.2 and 40 mm

Fire stop boards

All angles of sawn, drilled and milled parts

Processing of round arch parts

Development of special components and solutions

Accurate cuts to individual sheet dimensions (up to 110 mm in height)

Edge processing

Processing of all conven-tional sheet and sandwich materials

Adhesion of all sheet materials with the aid of a glue spreader

Fire protection boards are non-flammable or flame-retardant boards that can be used as surface insu-lation in the most diverse of component construc-tions. Calcium silicate-based and gypsum-based fire protection boards are able to absorb crystal-line moisture and release it as water vapour in the event of fire. This effect ensures that the adjacent components are cooled for a certain period of time which maintains the component construction during the fire.

i

Page 9: Fire protection materials for the construction, glazing ......ventive structural fire protection. Today, we are a leading supplier of fire protection materials and systems for the

9

ROKU® V2 ROKU® V8

A2-s1, d0 according to DIN EN 520

A1 according to DIN EN 13501-1

Plasterboard Plaster fibre

Approx. 980 Approx. 1250

0.270 0.280 1)

6 to 8 6 to 9

8 to 10

2500 x 1250 mm /2500 x 1200 mm

Width 1270 mmLength 1200 - 3030 mm

9.5, 12.5 and 15 mm / 8 mm

10 - 50 mm

Flammi 12 Flammi 22

Product

Verification

Building material classification

E according to DIN EN 13501-1

A1 according to DIN EN 13501-1

Material structure Hard material Hard material

Gross density [kg/m3] Approx. 1000 Approx. 870

Temperature stability [°C] 1100

Impregnation [g/m2] 40 to 80

Standard length 80 mm 80 mm

Standard width 8 to 40 mm 8 to 40 mm

Standard thickness2, 3, 4, 5, 6, 8

and 10 mm6, 8, 10, 12 and 15 mm

Glazing blocks

1) DIN 12664: 2001-05

Glazing blocks are flat hardwood cuts that are used in fire protection glazing in order to preserve the dimension and the angles of the component. In order to do so, the blocks are wedged beneath the glass lites in two diagonally opposite corners in the window construction. Fire protection glazing blocks are heat-resistant and dimensionally stable.i

Page 10: Fire protection materials for the construction, glazing ......ventive structural fire protection. Today, we are a leading supplier of fire protection materials and systems for the

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Adhesives

ROKU® Glue T-NV, T-MV, T-HV

ROKU® PUR Glue 1-K-1013

Product

VerificationP-3104/2193-

MPA BS

Building material classification

A1 according to DIN 4102-1

BaseWatery sodium silicate

solution1-K-Polyurethane

Viscosity [mPa∙s]2500 (T-NV) 3000 (T-MV)25000 (T-HV)

Approx. 8000

Solvent-free

Gross density [kg/m3] Approx. 1600 Approx. 1130

Start expansion temperature [°C]

From approx. 160

Delivery form15 kg

container10 kg

container

pH-value 11.4 to 12

iAt first glance, adhesives differ in terms of their low to high levels of viscosity. When it comes to passive fire protection, focus is given to attributes such as heat stability and cooling effect. After hardening, silicate-based adhesives achieve a thermal stability of up to +800 °C and have a cooling effect in the event of fire. Polyurethane-based adhesives exhibit excellent adhesive properties and a high level of resistance to the impacts of weathering.

Page 11: Fire protection materials for the construction, glazing ......ventive structural fire protection. Today, we are a leading supplier of fire protection materials and systems for the

11

Kerafix® Firestop Putty

ROKU® 1000 Sealant

ROKU® AC Sealant

Kerafix® Fire Protection Silicone

Product Product

Verification ETA-13/0666 Verification

Building material classification

E according to DIN EN 13501-1

B2 according to DIN 4102-1

B2 according to DIN 4102-1

Building material classification

B1 according to DIN 4102-1

Gross density [kg/m3] Approx. 1390 Approx. 1250 Approx. 1600 Gross density [kg/m3]Approx. 1000 (transparent)Approx. 1200 (coloured)

Non-volatile portions79 % - 89 %(105 °C; 3 h)

72 % - 82 % (105 °C; 3 h)

76 % - 86 %(105 °C; 3 h)

Shore-hardness [Shore A]Approx. 20 (transparent) Approx. 25 (coloured)

Start expansion temperature [°C]

From approx. 140 From approx. 190 From approx. 200 Elongation at break Approx. 550 %

Expansion rateApprox. 17-times(450 °C; 30 Min;

without load)

Approx. 8-times (550 °C; 30 Min;

with load) 3)

Approx. 2-times (400 °C; 30 Min;

without load)

Tensile strength [N/mm2]

Approx. 1.5

Weight loss40 % - 50 %

(450 °C; 30 Min) 52 % - 64 %

(550 °C; 30 Min) 27 % - 37 %

(400 °C; 30 Min)Volume shrinkage 10 %

Foam body 1) Cohesive, solid Cohesive, solid Solid, ceramizedOperating temperature range

-40 °C to +180 °C

Pressure 2) [N/mm2]Min. 0.80Max. 1.50

Min. 0.30Max. 0.65

ColoursWhite, black, grey and

transparent

pH-value 6.5 to 7 7.9 to 8.3 pH-value

Delivery form310 ml

cartridge310 ml

cartridge310 ml

cartridgeDelivery form

310 ml cartridge

Mastics & Sealants

iPasty building materials for passive fire protection include flame-retardant or foaming single-compo-nent sealants for indoor and outdoor use. The buil-ding materials are elastic and, in addition to other areas, are used in expansion joints and component gaps, fire protection glazing and doors, pipe and cable feed-throughs.

1) Expanded without load 2) At 300 °C; 120 sec. (Procedure A; the measurement conditions are partial differently) 3) Load = 5 g/cm2

Page 12: Fire protection materials for the construction, glazing ......ventive structural fire protection. Today, we are a leading supplier of fire protection materials and systems for the

1212

Depending on the area of application, the punched parts and moulded components are manufactured from foaming or board materials.

Special solutions

Depending on the requirements, lock recesses can be manufactured from a gypsum fibreboard for instance.

We supply suitable lock case insula-tion systems for the insulation of the lock case.

1 PUNCHED/MOULDED PARTS

1

2 LOCK RECESSES 3 LOCK CASE INSULATION

2

3

Ultra-modern machinery allows us to provide top quality tailor-made solutions. We support you every step of the way – from advice regarding suitable materials to the implementation of your special solution.i

Page 13: Fire protection materials for the construction, glazing ......ventive structural fire protection. Today, we are a leading supplier of fire protection materials and systems for the

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ROKU® solutions for indoor door closers (e. g. Dorma System ITS 96, GEZE Boxer or ECO Multigenius) are manufactured on customer re-quest.

The ROKU® round glazing system GHL consists of glazing rings which are produced without seams and is supplied with integrated rubber pro-files. In addition to seals and various profile cross-sections, accessories include fastening materials such as screws and bushes.

Combining the attributes of various products can be carried out in sand-wich elements. Consequently, the advantages of an insulating material can be combined with the characte-ristics of a foaming building material.

4 DOOR CLOSERS 5 ROUND GLAZING SYSTEM 6 SANDWICH-ELEMENTS

4 5

6

Page 14: Fire protection materials for the construction, glazing ......ventive structural fire protection. Today, we are a leading supplier of fire protection materials and systems for the

1414

Application areas

■ Gas shut-off valves■ Pneumatic drives■ Industrial appliances■ Lithium-ion batteries■ Ship constructions

■ Fire doors made of timber, steel or aluminum■ Fire protection glazings■ Special areas of application, for example lock case insulations■ Facades■ Partition walls and ceiling constructions

The materials contained in this brochure are used in the following constructions for example:

■ Double floors■ Safety cabinets■ Control cabinets■ Safes■ Inspection openings■ Gap solutions■ Component gaps■ Seals

Page 15: Fire protection materials for the construction, glazing ......ventive structural fire protection. Today, we are a leading supplier of fire protection materials and systems for the

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Example fire protection door

1 Fire stop board e. g. ROKU® Therm

2 Reactive material e. g. Kerafix® Flexpan 200 NG-A

3 Profile e. g. Kerafix® Everseal NG-N L

4 Fire stop board as cooling insulator e. g. ROKU® V2 Plasterboard

All illustrations shows schematically constructions. Only a fire test may proof the functionality of a construction.i

3

41

2

Page 16: Fire protection materials for the construction, glazing ......ventive structural fire protection. Today, we are a leading supplier of fire protection materials and systems for the

1616

ExampleEI 90 fire glazing steel construction

1 Fire stop board as cooling insulator e. g. Kerafix® Coolmax

2 Glazing block e. g. Flammi 12

3 Reactive material e. g. Kerafix® Flexpan 200 NG-A

4 Fire protection silicone e. g. Kerafix® Fire Protection Silicone or profile e. g. Kerafix® Everseal T N

5 Insulation material e. g. Kerafix® 2000

6 Glass

1

2 3

4

5

6

Page 17: Fire protection materials for the construction, glazing ......ventive structural fire protection. Today, we are a leading supplier of fire protection materials and systems for the

17

ExampleEI 60 fire glazing

steel construction

1 Glass

2 Insulation material e. g. Kerafix® 2000

3 Glazing block e. g. Flammi 12

4 Fire stop board as cooling insulator e. g. ROKU® V2 Plasterboard

12

3

4

Page 18: Fire protection materials for the construction, glazing ......ventive structural fire protection. Today, we are a leading supplier of fire protection materials and systems for the

1818

ExampleEI 90 fire glazing timber construction

1 Fire protection silicone e. g. Kerafix® Fire Protection Silicone or profile e. g. Kerafix® Everseal NG-N P

2 Glazing block e. g. Flammi 12

3 Reactive material e. g. Kerafix® Flexpan 200 NG-A

4 Insulation material e. g. Kerafix® Flexlit

5 Glass

1

2 34

5

Page 19: Fire protection materials for the construction, glazing ......ventive structural fire protection. Today, we are a leading supplier of fire protection materials and systems for the

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ExampleEI 30 fire glazing

timber construction

1 Insulation material e. g. Kerafix® 2000

2 Glazing block e. g. Flammi 12

3 Reactive material e. g. Kerafix® Flexpress 100

4 Fire protection silicone e. g. Kerafix® Fire Protection Silicone or profile e. g. Kerafix® Everseal T N

5 Glass

3

12

45

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2020

With design version E, the material is fully coated with a PVC plastic profile. The material is protected against the impacts of weathering and the material stability is increased thanks to the rigid coating. Variant E is available with or without self- adhesive tape and is also available in various colours.

As is the case with variant T, design variant PT consists of an airtight aluminium foil coating which is addi-tionally inserted into a plastic profile. The material is protected against the impacts of weathering and the material stability is increased thanks to the rigid coating. Variant PT is available with or without self-adhesive tape and is also available as a PVC-free version.

VariantsVariant T

■ Airtight sealing■ Protection against atmospheric influences■ Foil is very thin■ Flexibility of the material is preserved

Variant PT

■ Airtight sealing■ Protection against atmospheric influences■ Stability of the material is strengthened ■ Also PVC-free available

Variant E

■ Airtight sealing■ Protection against atmospheric influences■ Stability of the material is strengthened ■ Various colours available

The variant T consists of an airtight aluminium foil coating. As a conse-quence, the material is protected against the impacts of weathering. The material does not lose any flexi-bility as the foil is extremely thin. The design variant is available with or with- out self-adhesive tape.

1 VARIANT T

1

2

3

2 VARIANT PT 3 VARIANT E

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With design version DF, the material is equipped with a thin, coloured PVC cover foil. The material is protected against the impacts of weathering on one side. Variant DF is available with or without self-adhesive tape and is also available in various colours.

With design version GG, the reactive material is equipped with a glass fibre mesh. The mesh ensures the dimensional stability of the building material in the event of fire and pre-vents the material from shrinking. Variant GG is available with or with- out self-adhesive tape.

With design version GW, the re-active material is equipped with a temperature-resistant fabric tape. Consequently, the reactive building material obtains insulating attributes and improves its mechanical resis-tance. Variant GW is available with or without self-adhesive tape.

Variant DF

■ Unilateral protection against atmospheric influences■ PVC-foil is very thin■ Various colours available

Variant GG

■ Dimensional stability in a case of fire■ Without shrinkage of the material

Variant GW

■ Additional insulating property■ Improved mechanical strength ■ Temperature stability of the tape

4

5

6

3 VARIANT DF 4 VARIANT GG 5 VARIANT GW

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FAQWHAT MATERIAL CLASSES ARE IN PLACE?

German construction regulationsBuilding material classification

DIN EN 13501-1Building material classification

DIN 4102-1

Non-combustible without flammable building material content

A1 A1

Non-combustible without flammable building material content

A2 – s1, d0 A2

Flame-retardant B, C – s1, d0A2, B, C – s2, d0A2, B, C – s3, d0A2, B, C – s1, d1A2, B, C – s1, d2A2, B, C – s3, d2

B1

Normal flammability E B2

Highly flammable F B3

WHY DOES ROLF KUHN GMBH OFFER SUCH A RANGE OF FOAMING MATERIALS?

Foaming materials exhibit special characteristic attributes that can greatly vary from one material to another. We put each building material through its paces, compare test results and functional attributes, thus establishing a compre-hensive product range that offers a specialised solution for all function requirements.

WHAT ARE THE DIFFERENCES IN TERMS OF MATERIAL STRUCTURE?

The reactive materials are produces as strips or rolls. Usually, rolls enable faster procedures during assembly. In con-trast, rigid strips are required when it is necessary to insert the material into profiles for instance.

WHAT DOES THE REACTION START INDICATE?

The reaction start indicates the temperature at which a building material begins to foam. With some materials, the foaming process begins at 100 °C and it only begins at 220 °C with others.

HOW DOES THE FOAMING BEHAVIOUR VARY?

The foaming behaviour primarily varies in terms of foaming volume and inflation pressure. The foaming volume can range from twice to 70 times the original size of the material thickness. The varying inflation pressure of the materials has a significant impact upon the component constructions as some building materials also continue to foam at high temperatures. Therefore, it is possible to compensate for component deformations in the event of fire.

WHY SHOULD A STABLE OR POROUS FOAMING BODY BE USED?

A stabile, solid foaming body that is also seen as a quality attribute is usually required. However, a porous, loose foaming body may be the better option for many constructions with extremely limited space as this type of body also achieves an ideal sealing and is not pressed out of the construction opening.

WHAT IS EXPANSION PRESSURE?

The expansion pressure that occurs during the reaction is a temperature-dependent physical attribute that characte-rises the various materials. Depending upon the application, it can be wise to prefer materials with a low expansion pressure whereas in other cases, a component solution can only be implemented with a high expansion pressure.

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WHAT DOES INTUMESCENT MEAN?

The adjective „intumescent“ means that a solid body becomes larger as a result of expansion.

WHAT ARE THE DIFFERENCES BETWEEN A GRAPHITE-BASED, PHOSPHATE-BASED AND SILICATE-BASED

BUILDING MATERIAL?

The building materials differ in terms of their chemical composition. Graphite-based building materials consist of crystal layers of natural graphite flakes with sulphur or nitrogen compounds. When exposed to temperatures, the gra-phite layers are suddenly pushed away from one another and the particles are expanded to several hundred times the size of their original volume. When exposed to temperature, phosphate-based materials generate a solid carbonised surface layer consisting of phosphorus compounds. When exposed to temperature, silicate-based building materials generate a hard, ceramic protective layer and release water which was previously-bound and leads to a significant cooling of the adjacent materials.

WHAT NEEDS TO BE TAKEN INTO CONSIDERATION WHEN USING REACTIVE MATERIALS?

The three factors – substructure, adhesion technology and building material – must be ideally coordinated with one another. The ideal fastening of reactive materials is extremely important; for the function in the event of fire as well as for the durability of the connection. Our introduction to adhesion provides clarification and contains information and tips concerning matters such as the selection of adhesive, the pre-treatment and processing of surfaces. Our introduction to adhesion can be downloaded from www.kuhn-brandschutz.com/wp-content/uploads/Klebefibel.pdf.

WHAT IS AN ISOLATOR?

Fire protection boards with a cooling effect are called isolators. So-called isolators are used in surface applications or in steel or aluminium fire protection profiles for instance.

ICONS

NOTE

The information in this brochure is based on our knowledge and experience to date. This information does not release the user from carrying out independent tests and trials due to the various influences when processing and applying our product. It is not possible to derive a guarantee of certain properties or suitability of the product in a concrete application case based on our information. All the descriptions, drawings, photographs, data, conditions, weights etc. included may change without previous announcement; they do not constitute the contractually agreed property of the product. The recipient of our product is responsible to observe any trade mark rights and existing laws and regulations.

The material has a cooling effect in the case of fire.

In the case of fire the material is foaming up in one direction

or three-dimensional.

The material could be used for shipbuilding.

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Rolf Kuhn GmbHGlüsinger Str. 8621217 Seevetal / Deutschland

Jägersgrund 1057339 Erndtebrück / DeutschlandAccess via „Auf der Roten Wiese“

Fon: +49 2753 5945-0Fax: +49 2753 5945-21

[email protected]

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All information is without guarantee. No liability is accepted for printing errors. Technical changes reserved.11/2019