Products
PS-304/316 stainless steel spray bushing
The product is made of stainless steel and is coated with PTFE. It has the characteristics of good acid resistance, alkali resistance, seawater resistance, environmental protection and so on. The products are widely used in acid and alkali flowmeters, pum……
| Performance | Data | |
|---|---|---|
| The name of the material | Stainless Steel/Stainless+ (PTFE+Filler) | |
| Maximum Load-Bearing Pressure P (Dry Friction) | Static load N/mm2 | 250 |
| Dynamic load N/mm2 | 140 | |
| Swing N/mm2 | 60 | |
| Maximum linear velocity V | Dry friction m/s | 2.5 |
| Oil lubrication m/s | ＞5 | |
| Highest PV value | Dry friction N/mm2·m/s | 1.0 |
| Oil-lubricated N/mm2·m/s | 10 | |
| Coefficient of friction u | Dry rubbing | 0.08~0.25 |
| Oil lubrication | 0.02~0.08 | |
| Matching shaft diameter | Hardness HRC | ＞220 |
| Roughness Ra | 0.4~1.25 | |
| Operating temperature °C | -200~+280 | |
| Thermal conductivity W/m·K | 40 | |
| Coefficient of linear expansion (axial) | 11×10-6/k | |
| Exterior surface coating | not | |