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Refrigerator liner punching mould

  • Kexin
  • temperature 0℃~45℃
  • the relative humidity is no more than 90%.
  • 0.5MPa~0.7MPa
  • cutting edge,concave mold HRC58~62
  • cutting edge Ra≤0.8,others Ra≤3.2
Work environment:temperature 0℃~45℃,the relative humidity is no more than 90%.
Cylinder working pressure (air pressure):0.5MPa~0.7MPa
Mold material:cutting edge,concave mold is cr12,the rest is 45# steel or Q235 steel.
Heat treatment requirement:cutting edge,concave mold HRC58~62
Surface roughness requirements of mold:cutting edge Ra≤0.8,others Ra≤3.2