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Valox PBT 357-1001

2015-12-21 16:29

Valox PBT 357

Unreinforced, impact modified. UL94 V-0 rated. For spools, switches, and housings.

machining

Injection -USA

 Profile group VAL-IM-02 Melt temperature 480-510 deg F Nozzle temperature 470-500 deg F Front temperature 480-510 deg F Middle temperature 470-500 deg F Rear temperature 460-490 deg F Mold temperature 120- 170 deg F Drying temperature 250 deg F Drying time (minimum) 3-4 h Drying time (maximum) 12 h Back pressure 50-100 psi Screw speed 50-100 rpm Recommended injection volume 40-80% Vent tank depth. 001 -.0015 in 

Unreinforced, impact modified. UL94 V-0 rated. For spools, switches, and housings.

performance

mechanical

performance

Typical data

unit

method

Tensile Strength , Yield, Type I, 0.125 "

7000

psi

ASTM D 638

Tensile Strength , Fracture, Type I, 0.125 "

7000

psi

ASTM D 638

Tensile Extension , Break, Type I 0.125 "

110.0

%

ASTM D 638

Flexural Strength , Yield, 0.125 "

12000

psi

ASTM D 790

Flexural Strength , Rupture, 0.125 "

12000

psi

ASTM D 790

Flexural Modulus , 0.125 "

300000

psi

ASTM D 790

Compressive strength

5300

psi

ASTM D 695

Shear strength

6000

psi

ASTM D 732

Hardness , Rockwell R

117

-

ASTM D 785

Shock

performance

Typical data

unit

method

Izod impact value , no gap, 73F

60.0

ft-lb / in

ASTM D 4812

Izod impact value , notch, 73F

10.0

ft-lb / in

ASTM D 256

Gardner Shock , 73F

32

ft-lbs

ASTM D 3029

Modified Gardner Impact , 73F

32

ft-lbs

ASTM D 3029

heat

performance

Typical data

unit

method

, 66 psi, 0.250", 未退火 HDT (thermal distortion temperature) , 66 psi, 0.250 ", unannealed

280

deg F

ASTM D 648

, 264 psi, 0.250",未退火 HDT (thermal distortion temperature) , 264 psi, 0.250 ", unannealed

210

deg F

ASTM D 648

, -40F ~ 100F CTE (Coefficient of Thermal Expansion), flow , -40F ~ 100F

5 E-5

in / in-F

ASTM E 831

(热膨胀系数) , flow, 140F ~ 280F CTE (Coefficient of Thermal Expansion) , flow, 140F ~ 280F

6 E-5

in / in-F

ASTM E 831

Heat index

120

deg C

UL 746B

Thermal index , mechanical shock performance

120

deg C

UL 746B

Thermal index , non-mechanical impact performance

140

deg C

UL 746B

physical

performance

Typical data

unit

method

Specific gravity , solid

1.34

-

ASTM D 792

specific volume

20.80

in3 / lb

ASTM D 792

Water absorption , 24 hours @ 73F

0.080

%

ASTM D 570

Mold shrinkage , flow, 30-90 mil

8-11

in / in E-3

ASTM D 955

Mold shrinkage , flow, 90-180 mil

10-14

in / in E-3

ASTM D 955

Mold shrinkage , xflow, 30-90 mil

9-13

in / in E-3

ASTM D 955

Mold shrinkage , xflow, 90-180 mil

12-16

in / in E-3

ASTM D 955

Electricity

performance

Typical data

unit

method

Volume resistivity

> 1E16

ohm-cm

ASTM D 257

Dielectric strength , in air, 125 mils

470

V / mil

ASTM D 149

Dielectric strength , in oil, 62 mils

640

V / mil

ASTM D 149

Dielectric strength , in oil, 125 mils

470

V / mil

ASTM D 149

Dielectric constant , 100 Hz

3.20

-

ASTM D 150

Dielectric constant , 1 MHz

3.20

-

ASTM D 150

Loss factor , 100 Hz

0.0030

-

ASTM D 150

Loss factor , 1 MHz

0.0300

-

ASTM D 150

Flame characteristics

performance

Typical data

unit

method

UL file number, USA

E121562

-

-

V-0 rating (test thickness)

0.025

inch

UL 94

5VA rating (test thickness)

0.120

inch

UL 94

CSA (see documentation for complete list)

LS88480

Document number

CSA LISTED

Oxygen index (LOI)

30.0

%

ASTM D 2863


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