Material Comparison
Product Info
Product Name
Brand Name
Usages
Properties
Certificates
PP Homopolymer POLYPRO® HJ4012 YUHWA Korea Petrochemical Ind. Co., Ltd.
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Applications in the fields of electrical enclosures, household goods, appliances, and automobiles
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Plastic Datasheets
| Impact resistance | Test Condition | Test Method | YUHWA Korea Petrochemical Ind. Co., Ltd./POLYPRO® HJ4012 |
|---|---|---|---|
| Impact strength of cantilever beam gap | ASTM D256 | 39 J/m |
| hardness | Test Condition | Test Method | YUHWA Korea Petrochemical Ind. Co., Ltd./POLYPRO® HJ4012 |
|---|---|---|---|
| Rockwell hardness | R级 | ASTM D785 | 110 |
| Mechanical properties | Test Condition | Test Method | YUHWA Korea Petrochemical Ind. Co., Ltd./POLYPRO® HJ4012 |
|---|---|---|---|
| elongation | 断裂 | ASTM D638 | 50 % |
| Flexural modulus | ASTM D790 | 2060 MPa | |
| tensile strength | 屈服 | ASTM D638 | 41.2 MPa |
| flammability | Test Condition | Test Method | YUHWA Korea Petrochemical Ind. Co., Ltd./POLYPRO® HJ4012 |
|---|---|---|---|
| UL flame retardant rating | AllColors | UL 94 | HB |
| physical property | Test Condition | Test Method | YUHWA Korea Petrochemical Ind. Co., Ltd./POLYPRO® HJ4012 |
|---|---|---|---|
| density | ASTM D1505 | 0.910 g/cm³ | |
| Shrinkage rate | MD | 内部方法 | 1.4to1.8 % |
| melt mass-flow rate | 230°C/2.16kg | ASTM D1238 | 14 g/10min |
| Thermal performance | Test Condition | Test Method | YUHWA Korea Petrochemical Ind. Co., Ltd./POLYPRO® HJ4012 |
|---|---|---|---|
| Heat distortion temperature | 1.8MPa,未退火，HDT | ASTM D648 | 140 °C |
| vicat | ASTM D1525 | 156 °C | |
| melting temperature | ASTM D3418 | 168 °C | |
| RTI Elec | UL 746 | 125 °C |
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