焊金耐疲劳 耐热 耐磨耗冲击,一般热压铸模具常有龟裂纹状,大部分是热应力引起,热处理调至适当硬度改善其寿命,硬度太高或太低均不适用.HRC43~47 Welding gold fatigue resistance, abrasion resistance impact resistant heat die-casting molds, most often turtle crack is caused by thermal stress, heat treatment to improve its service life, suitable hardness hardness too much or too little are not applicable.
用 途
焊补热气冲模,铜铝锌热锻模,铝挤压模. Hot stamping, weld-repair copper aluminum and zinc hot forging, aluminum extrusion die