Self Drilling Rock Bolts

ROCK BOLTING RODS

RBR32-2000 2000= Length

32 =R32 thread

RBR=Rock Bolting Rods

Parameter Rope thread R28 R32 O.D. mm 28 32 I.D. mm 16 18.5 Cross-sec. Area mm2 390 471 Material 45 40Cr 40Mn2 45 40Cr 40Mn2

Ultimate Load KN 210 Min. 245Min. 270Min. 260Min 300Min 340Min

Yield Load KN 160Min. 185Min. 210Min. 190Min. 240Min. 260Min.Weight kg/M 3.06 3.7 Delivery length 1, 2, 3, 4, 6M

Thread Left

Self Drilling Rock Bolts

ROCK BOLTING BITS RBR32-2000 2000= Length

32 =R32 thread

RBR=Rock Bolting Rods

Bit Diameter R28 R32 H THREAD D THREAD

42 O O O 45 O O O O 51 O O O O 55 O O O O 57 O O O O 60 O O O 70 O O O 76 O O O

FRP Rock Bolt

FRP06-1800 1800 = Length 1800mm

06 = Diameter 6mm

FRP = Glass Fiber Reinforced Plastic

Diameter (mm) Sectional area

(mm2) Tensile Strength

(MPa) Ultimate load

(KN) Young's modulus

6 28.26 480 27 35-41

9 63.59 550 64 35-41

13 132.67 586 100 35-41

16 201.1 620 142 35-41

19 283.39 655 183 35-41

22 379.94 690 224 35-41

25 490.63 760 296 35-41

32 803.84 825 388 35-41

Friction Rock Bolts

Model KF33 KF40 KF43

Diameter 33mm (1.3 inch) 40mm (1.57 inch) 43mm (1.7 inch)

Weight 4.9kg/m (3.29lb/ft) 5.9kg/m (3.96lb/ft) 6.3kg/m (4.23lb/ft)

Bore Hole Diameter 32mm(1.26 inch) 39mm(1.5 inch) 42mm (1.65 inch)

Initial Anchor Force ≧25 KN ≧25 KN ≧25 KN

Length 0.6～2.2m

Material 20MnSi

Note: Surface Treatment Galvanized Optional

INSTALLATION 1. Drilling hole with hand-held rock drill or other rock bolter; 2. Cleaning rock cuttings in the hole with high pressure air; 3. Using hammer to drive the bolt with plate into the hole.

Expansion Tube Rock Bolt

Model SP36

Diameter 36mm (1.42 inch)

Weight 2.3 kg/m (1.55 lb/ft)

Bore Hole Diameter 36～46mm(1.42～1.81inch)

Initial Anchor Force ≧50 KN

Breaking Force ≧91 KN

Working Water Pressure 15～20MPa

Length 1～3m

INSTALLATION 1. Drilling hole with hand-held rock drill or other rock bolter; 2. Cleaning rock cuttings in the hole with high pressure air; 3. Driving the bolt with plate into the hole; 4. Connecting bolt and water injector. 5. Injecting 15～20MPa water into the bolt by pump.

Thread Bar Resin Bolt

Type DL16 DL18 DL20 DL22

Diameter 16mm 18mm 20mm 22mm

Yield Strength >335MPa >335MPa >335MPa >335MPa

Ultimate Strength >490MPa >490MPa >490MPa >490MPa

Elongation ≥16 ≥16 ≥16 ≥16

Breaking load ≥100 KN ≥126 KN ≥156 KN ≥189 KN

Weight 1.6 kg/m 2.0 kg/m 2.5 kg/m 3.0 kg/m

INSTALLATION 1. Drilling hole with hand-held rock drill or other rock bolter; 2. Cleaning rock cuttings in the hole with high pressure air; 3. The drilled hole should be 6-12mm bigger than bolt; 4. Inserting the resin capsule to the hole by bolt, and even mixing duly. 5. Fixing bearing plate, and tensioning nut.

Rebar Resin Bolt

Model WL20 WL22 WL25

Diameter 20mm 22mm 25mm

BHRB335 105 KN 163 KN 190 KN

BHRB500 125 KN 190 KN 230 KN

Yield load

BHRB600 165 KN 245 KN 295 KN

BHRB335 155 KN 210 KN 260 KN

BHRB500 185 KN 250 KN 310 KN

Breaking load

BHRB600 240 KN 325 KN 395 KN

Weight 2.47 kg/m 2.98 kg/m 3.85 kg/m

INSTALLATION 1. Drilling hole with hand-held rock drill or other rock bolter; 2. Cleaning rock cuttings in the hole with high pressure air; 3. Inserting the resin capsule to the hole by bolt, and even mixing duly. 4. Fixing bearing plate, and tensioning nut.

M Strap

Type MGD137~3 MGD137~4 Width 137mm 137mm Height 30mm 31mm Thickness 3.0mm 4.0mm Hole diameter 32~34mm 32~34mm Breaking load 197 KN 263 KN Weight 4.28 kg/m 5.71 kg/m

W Strap

Type WG280~2.8 WD280~3.0 Width 280mm 280mm Height 2.8mm 3.0mm Thickness 23.3mm 23.5mm Hole diameter 40mm 40mm Breaking load ≥284 ≥304 Weight 6.48 kg/m 6.95 kg/m

INSTRODUCTION: Bolts are combined to a integral reinforcement structure by the strap, the supporting capacity is highly improved, especially in fragmented roof bolting works.

MQT Series- Pneumatic Roof bolter

MQT series Pneumatic Roof bolters are designed for coalmining support. They have following advantages: improvingsupporting effect, reducing cost and labor, enhancing tunnelbuilding speed, easy to Transport.

The machine according to Company Standard:Q/TLBS-08-2005, MT/T688-1997

Function and character:MQT series Pneumatic Roof bolters with small Volume, lightweight, high torque, easy to operate and maintain, at the sametime, the machine put drilling, mixing, installing function intosame body, it’s ideal tools to work in all kind of drifts withhardness of F≤7.

Performance parameters Unit MQT-100/2.0 MQT-120/2.7 MQT-130/2.4Rated air pressure Mpa 0.5 0.5 0.5Rated torque m.m 100 120 130Rated rotation speed r/min 190 190 190Power(MAX) Kw 2.0 2.7 2.4Driving force Kn 7.4 7.4 7.4Detent torque n.m 130 135 165Stalled torque n.m 145 160 170Loading torque n.m 125 150 160Unloading speed r/min 650 600 6001/2 Unloading speed r/min 325 300 3001/2 Unloading torque n.m 70 90 90Air consumption M3/min 3.0 3.3 3.3Water supply pressure Mpa 0.6-1.2 0.6-1.2 0.6-1.2

Sound level Db(a) ≤110 ≤110 ≤110Noise

Pressure level of sound Db(a) ≤95 ≤95 ≤95Height of machine(MAX) Mm 3680±50 3680±50 3680±50Height of machine(MIN) Mm 1480±50 1480±50 1480±50Dimension Mm S=22 S=22 S=22

kg 52 52 52

Anchor Bits & RodsCoal Bit (25-41mm) PDC Bit (25-41mm)

Anchor Rod TC Bit (25-41mm)