Property

                    Unit

                       Value

                     Mechanical

 Specific Gravity

--------

1.19-1.2

Rockwell Hardness

kg/Cm2

M-100

Shear Strengh

kg/Cm2

630

Rupture

kg/Cm2

1050

Tensile Strength

kg/Cm2

760

Yield

kg/Cm2

1260

Impact Strength

Cal/gr°C

0.35

                  Thermal

Specific heat

Cal/xee/cm/°C/cm

Thermal Seformation Temp

°C

100

Thermal Forming Temp

°C

140-180

 Coefficient of Liner Thermal Expansion

Cm/cm/°C

6X10-5

                         Optical

Light Transmittance

%

93

Refractive Index

-------

1.49

              Electrical

Dielectric Strength

Kv/mm

20

Surface Resistivity

Ohm

≥1016

                         other

(Water(24hrs)Absorption

0.3

 Taste

TASTE

----------