Material Comparison
Product Info
Product Name
Brand Name
Usages
Properties
Certificates
PMMA CP-75 Lucite (Taiwan)
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Plastic Datasheets
| Basic performance | Test Condition | Test Method | Lucite (Taiwan)/CP-75 |
|---|---|---|---|
| melt mass-flow rate | 230℃/3.8kg | ASTM D1238 | 3.4 g/10min |
| Water absorption rate | 24hr | ASTM D570 | 0.3 % |
| Mechanical properties | Test Condition | Test Method | Lucite (Taiwan)/CP-75 |
|---|---|---|---|
| elongation | 断裂 | ASTM D638 | 4.2 % |
| tensile strength | ASTM D638 | 71 MPa | |
| Suspended wall beam without notch impact strength | ASTM D256 | 278 J/m | |
| Tensile modulus | ASTM D638 | 3650 MPa | |
| Flexural modulus | ASTM D790 | 2850 MPa | |
| bending strength | ASTM D790 | 113 MPa | |
| Impact strength of cantilever beam gap | ASTM D256 | 21.4 J/m | |
| Dart impact | ASTM D3029 | 0.339 J |
| optical performance | Test Condition | Test Method | Lucite (Taiwan)/CP-75 |
|---|---|---|---|
| transmittance | ASTM D1003 | 92 % | |
| refractive index | ASTM D542 | 1.49 | |
| Haze ratio | ASTM D1003 | 1 % |
| physical property | Test Condition | Test Method | Lucite (Taiwan)/CP-75 |
|---|---|---|---|
| density | ASTM D792 | 1.19 g/cm | |
| Rockwell hardness | M-Scale | ASTM D785 | 95 |
| Shrinkage rate | Flow | ASTM D955 | 0.5 % |
| Thermal performance | Test Condition | Test Method | Lucite (Taiwan)/CP-75 |
|---|---|---|---|
| Linear coefficient of thermal expansion | -30 to 30℃，流动 | ASTM D696 | 0.000061 cm/cm/℃ |
| vicat | ASTM D1525 | 113 ℃ | |
| Heat distortion temperature | 1.8MPa,未退火，HDT | ASTM D648 | 100 ℃ |
| UL flame retardant rating | UL 94 | HB |
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