Polystyrene

 

                                                                                             

 

PROPERTIES

 

 

ASTM

TEST

METHOD

 

 

UNITS

 

HIGH IMPACT

FLAME RETARDANT

 

 

 

2:1 Let-down

 

 

 

 

IF-10

MECHANICAL

 

 

 

 

Tensile Strength

 

 

Ultimate Elongation

 

 

Flexural Modulus

 of Elasticity

 

Flexural Strength

 

 

Izod Impact Strength

  1/8” Thickness        

   Notched

   @ 73F (23C)

 

 

 

Rockwell Hardness

 

D-638

 

 

D-638

 

 

D-790

 

 

D-790

 

 

 

 

D-256

 

 

 

 

D-785

 

 

 

 

psi

MPa

 

%

 

 

psi

MPa

 

psi

MPa

 

 

 

ftlb/in

J/m

 

 

 

M Scale

R Scale

 

3,800

26.2

 

40

 

 

290,000

2000

 

4,700

32

 

 

 

1.5

80

 

 

 

65

94

 

THERMAL

 

 

 

 

Heat Deflection

  Temperature

   @264 psi

   @1.82 MPa

 

 

 

D-648

 

 

 

F

C

 

 

 

200

93

 

MISCELLANEOUS

 

 

 

 

Flammability

 

 

Moisture Absorption

  24 Hour Immersion

 

 

Specific Gravity

 

 

Mold Shrinkage

 

UL-94

 

 

 

D-570

 

 

D-792

 

 

D-955

 

-

 

 

 

%

 

 

-

 

 

%

 

 

V-0

 

 

 

.05

 

 

1.17

 

 

0.4 – 0.5