Carbide Inserts: Materials & Draft Specifications

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ARAF Ball Nose Cutters are widely used for finish milling from copy aids or CNC programs for patterns, dies, molds for foundry, plastic and rubber.

• Inserts have a diameter precision of .0004 + 0.01 mm
• Top center cutting is assured
• Insert specifications
  Ø 5/16 to 1-1/4 inches
  Ø 8 to 40 metric

Material	Edge #	Insert Grade
Tool steel, mold steel	3	P 25 +
Compressed wood, resin, Kirksite	2	K 05
Light alloys with or without silicone	2	K 05
Graphite	2	K 05
Malleable cast iron. copper alloys	4	K 05
Titanium alloys, nodular cast iron	4	K 05
Stainless steel	4	K 05
Mold steel > 35 HRC	3	P 25 + TICN
Hardened steel < 45 HRD, chilled cast iron	4	K 05 TICN
Hardened steel < 62 HRC	4	K 05 Long life

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