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1. PTFE and fibre mixture: 0.01~0.03 mm
2. Sintered bronze powder: 0.2-0.3 mm
3. Low carbon steel backing 0.7~2.3mm
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Triple-layer , thin wall wrapped bushing .
Maintenance free.
Lead free.
A lead free product developed from SF-1 to meet with the demand of environment protection
Particularly suitable for food machines,pharmaceutical machines and tobaco machines etc. |