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Material Comparison
Product Info
Product Name
Brand Name
Usages
Properties
Certificates
COP K26R ZEON JAPAN
ZEONEX®
Optical applications,Electronic and Electrical Applications,lens
high definition,High mobility,Low water absorption,Low birefringence
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Plastic Datasheets
| thermal performance | Test Condition | Test Method | ZEON JAPAN/K26R |
|---|---|---|---|
| Glass transition temperature | JISK7121 | 143 °C | |
| Linear coefficient of thermal expansion | MD | ASTME831 | 6E-05 cm/cm/°C |
| mechanical properties | Test Condition | Test Method | ZEON JAPAN/K26R |
|---|---|---|---|
| Bending modulus | ISO 178 | 2400 Mpa | |
| Tensile modulus | ISO 527-2 | 2400 Mpa | |
| Tensile strain | Break | ISO 527-2 | 2.0 % |
| tensile strength | ISO 527-2 | 42.0 Mpa |
| Physical properties | Test Condition | Test Method | ZEON JAPAN/K26R |
|---|---|---|---|
| melt mass-flow rate | 280°C/2.16kg | JISK6719 | 55 g/10min |
| Water absorption rate | Equilibrium | ASTM D570 | <0.010 % |
| optical performance | Test Condition | Test Method | ZEON JAPAN/K26R |
|---|---|---|---|
| Refractive index | ASTM D542 | 1.535 | |
| transmissivity | 3000μm | ASTM D1003 | 92.0 % |