Material Comparison
Product Info
Product Name
Brand Name
Usages
Properties
Certificates
PPS Pyramid™ PPS SE2219 Polymics, Ltd.
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Gaskets, valves, valve components, bushings
Filler, carbon graphite PTFE, 30%, filler by weight
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Plastic Datasheets
| Impact resistance | Test Condition | Test Method | Polymics, Ltd./Pyramid™ PPS SE2219 |
|---|---|---|---|
| Impact strength of cantilever beam gap | 3.18mm | ASTM D256 | 48 J/m |
| hardness | Test Condition | Test Method | Polymics, Ltd./Pyramid™ PPS SE2219 |
|---|---|---|---|
| Shore hardness | 邵氏D | ASTM D2240 | 88 |
| Rockwell hardness | M级 | ASTM D785 | 98 |
| Mechanical properties | Test Condition | Test Method | Polymics, Ltd./Pyramid™ PPS SE2219 |
|---|---|---|---|
| elongation | 断裂 | ASTM D638 | 1.0 % |
| bending strength | 屈服 | ASTM D790 | 193 MPa |
| Tensile modulus | ASTM D638 | 17200 MPa | |
| tensile strength | 断裂 | ASTM D638 | 138 MPa |
| Flexural modulus | ASTM D790 | 15900 MPa | |
| coefficient of friction | 与自身-动态 | ASTM D1894 | 0.25 |
| Electrical performance | Test Condition | Test Method | Polymics, Ltd./Pyramid™ PPS SE2219 |
|---|---|---|---|
| Surface Resistivity | ASTM D257 | 1E+07 ohms |
| flammability | Test Condition | Test Method | Polymics, Ltd./Pyramid™ PPS SE2219 |
|---|---|---|---|
| UL flame retardant rating | UL 94 | V-0 |
| physical property | Test Condition | Test Method | Polymics, Ltd./Pyramid™ PPS SE2219 |
|---|---|---|---|
| Shrinkage rate | MD | ASTM D955 | 0.10 % |
| Water absorption rate | 24hr | ASTM D570 | 0.020 % |
| density | ASTM D792 | 1.55 g/cm³ |
| Thermal performance | Test Condition | Test Method | Polymics, Ltd./Pyramid™ PPS SE2219 |
|---|---|---|---|
| Heat distortion temperature | 1.8MPa,未退火，HDT | ASTM D648 | 255 °C |
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