Material Comparison
Product Info
Product Name
Brand Name
Usages
Properties
Certificates
PMMA V825 Atophina
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Plastic Datasheets
| Basic performance | Test Condition | Test Method | Atophina/V825 |
|---|---|---|---|
| Water absorption rate | 浸水24hrs后增重 | ASTM D-570 | 0.3 % |
| melt mass-flow rate | ASTM D-1238 | 3.7 g/10min |
| Mechanical properties | Test Condition | Test Method | Atophina/V825 |
|---|---|---|---|
| Flexural modulus | ASTM D-790 | 32000 kgf/cm | |
| Impact strength of cantilever beam gap | 落锤(15.2×15.2×0.3cm重1.4kg半径0.64cm) | ASTM D256 | 14(1.4) kg-cm(J) |
| Izod 研磨缺口 | ASTM D256 | 1.2(12.3) kgf-cm/cm(J/m) | |
| bending strength | ASTM D-790 | 1050(103) kgf/cm | |
| tensile strength | ASTM D-618 | 720(70) kgf/cm |
| physical property | Test Condition | Test Method | Atophina/V825 |
|---|---|---|---|
| transmittance | ASTM D-1003 | 92 % | |
| Shrinkage rate | (冷模/冷件),48hrs | ASTM D-935 | 0.2-0.6 % |
| density | ASTM-D-792 | 1.19 | |
| Rockwell hardness | ASTM D-758（M级） | 97 | |
| refractive index | ASTM D-542 | 1.49 |
| Thermal performance | Test Condition | Test Method | Atophina/V825 |
|---|---|---|---|
| Glass Transition Temperature | Tg | 108 ℃ | |
| vicat | 50℃/hr,1kg | ASTM D-1525，未退火 | 111 ℃ |
| Temperature range for use | 与残余应力大小有关 | 85-102 ℃ | |
| vicat | 50℃/hr,5kg | ASTM D-1525，未退火 | 104 ℃ |
| Heat distortion temperature | 2℃/min,18.6kgf/cm，退火，HDT | ASTM D-648 | 102 ℃ |
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