Parameter | Value |
Material | Alloy Cast Iron (HT250 grade) |
Outer Diameter | 420mm ±0.1mm |
Friction Width | 180mm |
Weight | 50 kg ±1% |
Surface Hardness | HB180-220 |
Heat Capacity | ≥220°C continuous operation |
Feature | Our Product | Standard Market Offerings |
Material Composition | Cr-alloy enhanced | Basic gray iron |
Production Tolerance | ±0.05mm | ±0.15mm |
Heat Dissipation | Optimized rib design | Conventional pattern |
Quality Control | 4-stage inspection | 2-stage inspection |