Relative processing properties of commonly used materials for CNC machining

Relative processing properties of commonly used materials for cnc machining
Relative processing of machined materials: First, easy to cut steel Processing grade: 2 Material processing properties: easy processing Relative workability K: 2.5 ~ 3 Representative materials: automatic machine steel (σb = 400 ~ 500MPa) Second, the general non-ferrous metals for CNC machined parts  Processing grade: 1 Material processing properties: very easy to process Relative workability K: 8 ~ 20 Representative materials: aluminum-magnesium alloy, 5-5-5 copper-lead alloy Third, the general carbon steel and cast iron Processing grade: 4 Material processing properties when Cnc Machining : ordinary Relative workability K: 1.0 ~ 1.5 Representative materials: 45 steel, gray cast iron Fourth, easier to cut steelProcessing grade: 3 Material processing properties: easy processing Relative workability K: 1.6 ~ 2.5 Representative material: 30 steel normalizing (σb = 500 ~ 580MPa) Fifth, more difficult to cut materials Processing grade: 6 Material processing properties: difficult to process Relative workability K: 0.5 ~ 0.65 Representative materials: 65Mn quenched and tempered (σb = 950 ~ 1000MPa), easy to cut stainless steel Six, slightly difficult to cut materials Processing grade: 5 Material processing properties: ordinary Relative workability K: 0.7 ~ 0.9 Representative materials: 85 rolling, 2Cr13 quenched and tempered (σb = 850MPa) Seven, it is difficult to cut materials Processing grade: 8 Material processing properties: difficult to process Relative workability K: 0.04 to 0.14 Representative materials: heat-resistant alloy steel, titanium alloy 8, difficult to cut materials Processing grade: 7 Material processing properties: difficult to process Relative workability K: 0.15 ~ 0.5 Representative materials: stainless steel (1Cr18Ni9Ti)Lemo are export on CNC machining processing, pls conttact us as below :Amy ChenOversea Marketing ManagerDongguan Lemo Precision Metal Products Co.,LtdNo.84 Zhongli Rd,Nancheng,Dongguan,Guangdong,523000,China.
Direct Phone: 86-137 1326 2409
Tel: 86-769-8803 9052(Ext 2280)       
Fax: 86-769-8803 8031Skype: amyptjEmail: [email protected]URL1: www.ptjmachining.com
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