Thread Milling

Copper

  Hardeness
(HB) 		Resistance
RM (N/mm2)		 Extension
A (%)
Pure copper (electrolitic copper) Pure copper (electrolitic copper) <120 <400 >12
Short chip brass/ phosphor bronze/ gun metal Short chip brass/ phosphor bronze/ gun metal <200 <700 <12
Long chip brass Long chip brass <200 <700 >12
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