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Product Name: piston 30#
Place of Origin: Ningbo,China Category name: Shock absorber piston Model: XY-D30.5xD8.02x10.5
XIAYI company mainly produce different kinds of shock absorber pistons, dimentions from 20MM～50MM, can be used in motorcycle or car’s shock absorbers. Based on powdermetallurgy material, banded filled PTFE material outside, has the advantage oflow friction and good wear resistance.
Dimension: D30.5XD8.02X10.5 Multiple-twin oil holes design, no scratch & crack onbanded surface Net weight is 35.40g
Density: powder metallurgy parts no less than 6.8g/cm3, filled PTFE material is2.05-2.17 g/cm3
Hardness: powder metallurgy parts is 65HRB, filled PTFEmaterial is 60HRB
Steamtreatment: 2H high temp steam holding time Thicknessof Fe3O4: 0.004-0.005mm Dietooling design and making in house
| Here is the physical properties | |
| Tensile strength MPa | ≥18 |
| Elongation @ break % | ≥160 |
| Friction coefficient | ≤0.2 |
| attrition mg | ＜10 |
| density g/cm3 | 2.1-2.22 |
| hardness | 52-62 |
