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DX
845 |
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Units |
ASTM
Test Method |
Methylpentene
Copolymer |
MECHANICAL |
1 |
Strength
to Weight Ratio |
ksi |
- |
3.0 |
2 |
Specific
Gravity @73 F |
- |
D792 |
0.83 |
3 |
Tensile
Strength @73 F, (ult)/(yld) |
psi |
D638 |
2500
(ult) |
4 |
Tensile
Modulus of Elasticity @ 73 F |
psi |
D638 |
- |
5 |
Tensile
Elongation at Break @ 73 F |
% |
D638 |
25 |
6 |
Flexural
Strength @ 73 F |
psi |
D790 |
5100 |
7 |
Flexural
Modulus of Elasticity @ 73 F |
psi |
D790 |
- |
8 |
Shear
Strength @ 73 F |
psi |
D732 |
- |
9 |
Compressive
Strength, (% Deformation) @73 F |
psi |
D695 |
- |
10 |
Compressive
Modulus of Elasticity @73 F |
psi |
D695 |
- |
11 |
Hardness,
Rockwell, Scale as noted @73 F |
- |
D785 |
(R85) |
12 |
Hardness, Durometer,
Shore D @73 F |
- |
D2240 |
- |
13 |
Izod
Impact, (Notched) @73 F |
ft-lb/in
of notch |
D256
TypeA |
7.0 |
14 |
Coefficient
of Friction, (Dry vs. Steel) Dynamic |
- |
- |
- |
15 |
Limiting
PV, (with 4 to 1 factor of safety applied) |
psi-ft/min |
- |
- |
THERMAL |
16 |
Coefficient
of Linear Thermal Expansion @73 F |
in/in/F |
E-831
(TMA) |
6.5E-05 |
17 |
Heat
Deflection Temperature @ 264 psi |
F |
D648 |
190 |
18 |
Tg-Glass
transition temperature, (Amorphous) |
F |
D3418 |
85 |
19 |
Melting
Point, (VS=Vicat Softening Temp.) |
F |
D3418 |
340
(VS) |
20 |
Continuous
Service Temperature in Air, (Max.) |
F |
- |
- |
21 |
Thermal
Conductivity |
BTU-in/hr-ft2-F |
- |
1.20 |
ELECTRICAL |
22 |
Dielectric
Strength, Short Term |
Volts/mil |
D149 |
1650 |
23 |
Volume
Resistivity |
ohm-cm |
D257 |
>1
E16 |
24 |
Dielectric
Constant @ 10E6 Hz |
- |
D150 |
2.12 |
25 |
Dissipation
Factor @ 10E6 Hz |
- |
D150 |
- |
26 |
Flammability @
3.1 mm unless noted |
- |
UL94 |
HB |
H2O |
27 |
Water
Absorbtion, Immersion, 24 Hrs |
%
by wt. |
D570(7) |
NIL |
28 |
Water
Absorbtion, Saturation |
%
by wt. |
D570(7) |
NIL |
