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- Spherical bearings PB, PBN
Material
PB series
- Outer frame: Medium carbon steel S45C.
- Steel balls: Chromium-molybdenum bearing steel SUJ-2, heat treated to HRC 56°±2, surface plated with hard chrome.
- Gasket: Copper alloy.
PBN series
- Outer frame: medium carbon steel S45C, with a manganese phosphate coating on the surface.
- Steel balls: Chromium-molybdenum bearing steel SUJ-2, heat treated to HRC 56°±2, surface plated with hard chrome.
- Pad: Special high-strength nylon composite material.
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