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Manufacturing slewing bearing technical requirements
Nov 03, 2017

1, did not note the technical requirements of the implementation of JB / T 10839-2008 slewing ring standard;

2, material quenching HB207-262;

3, raceway quenching HRC55-62, hardened layer depth 3-4mm, no cracks;

4, the installation hole did not note chamfered ends are 1.0 * 45 °;

5, gear accuracy 10GK GB10095-88, the amount of gear beating 0-0.45mm; (teeth quenching required otherwise)

6, the implementation of raceway structure ∅ 39.688G60 ball size;

7, axial, radial clearance 0.08-0.25mm.