Patent ID: 8366425
Filing Date: 2013-02-05
Classification: F04C,F05C

Abstract:
1. A compressor slider comprising: a carbon content of 2.3 wt % to 2.4 wt %; a silicon content of 1.95 wt % to 2.05 wt %; a manganese content of 0.6 wt % to 0.7 wt %; a phosphorus content of less than 0.035 wt %; a sulfur content of less than 0.04 wt %; a chromium content of 0.00 wt % to 0.50 wt %; a nickel content of 0.50 wt % to 1.00 wt %; a balance of iron having unavoidable impurities; a metal structure being primarily composed of a pearlite structure, ferrite structure, and granular graphite; and a hardness being greater than HRB 90 and less than HRB 100 in at least a portion of the slider, the compressor slider being manufactured by semi-molten die casting, then rapid cooling, and then a heat treatment.