Excavator spare part HB20G Hydraulic Breaker Hammer Parts Moil Type Chisel
1. Material: 40Cr or 42CrMo
2. Dimension: Depending on the specification of Tool Maker
3. Chisel type: Moil Point, Blunt Tool, Flat, wedge
4. Heat Treatment:
Austenting Temperature 810~850 (20min/inch)
Cooling Water oil cooling
Tempering 250~300 (1hr/inch)
5. Mechanical Properties:
Surface Hardness HRC51± 3
Core Hardness HRC35± 3
Tensile strength(min) 1250N/mm²
Yield point (min) 950N/mm²
Elongation 10~14%
Reduction of Area 35~40%
Impact work 23~28 ft1b
Grain size 7.0~8.0
Other spare parts: