Changsha Haochang Machinery Equipment Co., Ltd
To be a first-class supplier in the market segments.
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Standard Size Kubota Piston Ring , D850 / ZB600 Piston Oil Ring 12 Months Warranty
| RK125/RD115 | 94*2.5+2.0+2.0+4.5 | 1 |
| D750/ZB500 | 68*2.0+1.5+3.95 | 1 |
| D850/ZB600 | 72*2.0+1.5+4.0 | 1 |
| ER40/GA70/F5 | 75*2.5+2.5+2.5+4.0+4.0 | 1 |
| L60 | 75*1.5+1.5+3.5 | 1 |
| D950/EP84 | 75*2.0+1.5+4.0 | 1 |
| RK70/R180 | 80*2.0+2.0+2.0+4.0 | 1 |
| ER50/GA80 | 82*2.0+2.0+2.0+4.0 | 1 |
| RK80 | 82*2.5+2.0+2.0+4.5 | 1 |
| LOMBARNINI | 85*2.0+2.0+2.0+4.0 | 1 |
| RK105/RD95 | 88*2.5+2.0+2.0+4.5 | 1 |
High technology guarantee:
B. Heat treatment technics:
Using automatic heat treatment line for quenching and tempering treatment,
the use of koil for quenching medium to ensure quality of heat treatment.
c. Surface treatment technology:
Chromium ceramic composite coating.
By plating the piston ring outer face plated layer 0.1mm~0.4mm containing
ceramic powder (nano AL2O3 or Sic) of the chromium layer.