|
Properties |
Test Method |
English
Values† Units |
S.I.
Values† |
Units |
|
| Physical | |||||
| Mold Shrinkage | ASTM D 955 | 0.004-0.006 | in/in | 0.004-0.006 | mm/mm |
| Specific Gravity | ASTM D 792 | 1.20 | 1.20 | ||
| Mechanical | |||||
| Tensile Strength at Yield | ASTM D 638 | 12,000 | psi | 83 | MPa |
| Tensile Strength at Break | ASTM D 638 | 10,000 | psi | 69 | MPa |
| Elongation at Yield | ASTM D 638 | 9 % | 9 % | ||
| Elongation at Break | ASTM D 638 | 90 % | 90 % | ||
| Tensile Modulus | ASTM D 638 | 280,000 | psi | 1,900 | MPa |
| Flexural Strength | ASTM D 790 | 14,000 | psi | 97 | MPa |
| Flexural Modulus | ASTM D 790 | 330,000 | psi | 2,300 | MPa |
| Izod Impact Strength
Notched, 1/8” (3.2 mm), 73ºF (23ºC) Notched, 1/8” (3.2 mm), -40ºF (-40ºC) |
ASTM D 256 |
2 ft-lb/in 1.1 ft-lb/in |
107 59 |
J/m J/m |
|
| Instrumented Dart Impact Total Energy at 73ºF (23ºC) | ASTM D 3763 |
600 |
in-lb |
68 |
J |
| Rockwell Hardness R Scale
M Scale |
ASTM D 648 |
124 92 |
124 92 |
||
| Thermal | |||||
| Deflection Temperature Under Load 66 psi (0.45 MPa), unannealed
66 psi (0.45 MPa), annealed 264 psi (1.8 MPa), unannealed 264 psi (1.8 MPa), annealed |
ASTM D 648 |
270 290 240 280 |
ºF ºF ºF ºF |
132 143 116 138 |
ºC ºC ºC ºC |
| Vicat Temperature | ASTM D 1525 | 297 | ºF | 147 | ºC |
| Coefficient of Linear Thermal Expansion | ASTM D 696 | 3.2 10-5 in/in/ºF | 5.8 10-5 mm/mm/ºC | ||
| Optical | |||||
| Light Transmission | ASTM D 1003 | 88 % | 88 % | ||
| Yellowness Index | ASTM D 1925 | 40 | 40 | ||
| Processing Information | |||||
| Recommended Drying Temperature | 260-280 | ºF | 127-138 | ºC | |
| Recommended Melt Temperature | 460-500 | ºF | 238-260 | ºC | |
| Recommended Mold Temperature | 200-250 | ºF | 93-121 | ºC | |
Specification: TPU-Lubrizol-Isoplast 302EZ
|
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