Thermoplastics for the pipe industry

High Performance Thermoplastics

Engineering Thermoplastics

Commodity Thermoplastics

High performance Thermoplastics

Characteristics

High cost

High temp. resistance

High strength & Stiffness

Good Chemical resistance

Good electrical properties

Low COF

Good toughness

Materials

Polyvinylidene Flouride (PVDF)

Polyphenylene Sulfide (PPS)

Engineering Thermoplastics

Characteristics

Moderate cost

Moderate temp. resistance

Moderate strength & Stiffness

Good Chemical resistance

Good electrical properties

Low COF

Difficult to bond

Materials

Nylon (PA)

Acetyl (POM)

Polyethylene Terephthalate (PET)

Polybutylene Terephthalate (PBT)

Polycarbonate (PC)

(Good dimensional stability & optical properties)

Commodity Thermoplastics

Amorphous Characteristics

Low cost

Low temp. resistance

Low strength

Good dimensional stability

transparent

Amorphous Materials

Polystyrene (PS)

Acrylonitrile Butadine styrene (ABS)

Polyvinyl Chloride (PVC)

Semi –Crystalline Materials

High Density Polyethylene (HDPE)

Low density Polyethylene (LDPE)

Polypropylene (PP)

Semi – Crystalline Characteristics

Low costLow temp. resistance

Low strengthLow COF

Good electrical & toughness properties

Difficult to bond

0

50

100

150

200

250

300

350

400

Degre

es F

ahre

nheit

Constant operating Temperature

PE

PS

ABS

ACRYLIC

PC

TPU

PA6

PA11

PA12

PVDF

PPS

PEX

CPVC

PVC

POM

0

2000

4000

6000

8000

10000

12000

14000

PSI

Tensile Strength(At break)

PE

PS

ABS

ACRYLIC

PC

TPU

PA6

PA11

PA12

PVDF

PPS

PEX

CPVC

PVC

POM

0

2

4

6

8

10

12

14

16

18

20

Ft-

inImpact Strength

(The Higher the better)*TPU has higher impact than indicated

PE

PS

ABS

ACRYLIC

PC

TPU

PA6

PA11

PA12

PVDF

PPS

PEX

CPVC

PVC

POM

0

0.2

0.4

0.6

0.8

1

1.2

% o

f absorp

tion

Moisture Absorption

PE

PS

ABS

ACRYLIC

PC

TPU

PA6

PA11

PA12

PVDF

PPS

PEX

CPVC

PVC

POM

0

1

2

3

4

5

6

7

8

9

10

Rela

tive

scale

Chemical Resistance(The Higher the better)

PE

PS

ABS

ACRYLIC

PC

TPU

PA6

PA11

PA12

PVDF

PPS

PEX

CPVC

PVC

POM

0

1

2

3

4

5

6

7

8

Rela

tive

scaleCost Comparison

PE

PS

ABS

ACRYLIC

PC

TPU

PA6

PA11

PA12

PVDF

PPS

PEX

CPVC

PVC

POM

5606 Cavanaugh Houston, TX 77021P 713.643.6577F 713.643.6575

Blackwell plastics offers custom profile and pipe extrusion services, with pipediameters up to 3”. Finished goods may be cut to length or coiled. Please

Visit Blackwellplastics.com or contact our office for additional information.