ZHEJIANG TOP BEARINGS CO., LTD.
YOUR TOP PARTERNER FOR PLAIN BEARINGS and ROLLING BEARINGS.
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Plain Bush BeariParticular Made GCr15 Steel Solid Lubricant Is Filled
Particular Made GCr15 Steel Bearings
Particular Made GCr15 Steel Bearing is backed with particular made steel. The surface of Particular Made GCr15 Steel Bearing is regularly and finely machined with sockets in which solid lubricant is filled. Particular Made GCr15 Steel Bearing has much stronger anti-pressure ability, so Particular Made GCr15 Steel Bearing can be applied on the prop-up positions of auto molds, excavators and other similar. As being backed with steel, Particular Made GCr15 Steel Bearing is not suitable to water, acid or alkali working conditions.
Besides the standard products displayed in the size list, we provide with the following non-standard product or specific products.
Applicable conditions of C303T: Normal conditions (Atmosphere)
Primary compositions of C303T: Graphite
Chemical Compositions
| Product NO. | Chemical Compositions | |||||
| TOB 059 | C | Si | Mn | S | P | Cr |
| 0.95~1.05 | 0.15~0.35 | 0.25~0.45 | <0.025 | <0.025 | 1.40~1.65 | |
Physical and Mechanical Performance
| Performance Index | Data | Performance Index | Data | ||
| Hardness | HRC | ≥50 | Max. PV Value | N/mm².m/s | 1.5 |
| Max. Load | N/mm² | 200 | Working Temperature Limit | ℃ | -100~+300 |
| Max. Linear Velocity | m/s | 0.17 | Linear Expansion Coefficient | 10^-5/℃ | 1.1 |
