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Carbide2grades 2insert2type 2292and2S229HORN− ISO 51 3 properties workpiece recommendedgrades material applicationsH20*HTCermetcarbon steelslow alloyd steelscast steel, stainless steelsexotic alloysfor grooving and finishing, for best surfacequalities, no tendency to built up edge,resistant to wearH54HTCermetcarbon steelslow alloyd steelscast steel, stainless steelsexotic alloysfor grooving and finishing, for best surfacequalities, no tendency to built up edge,resistant to wearP20HWuncoatedcarbidesteel, cast steelmalleable cast ironfor grooving and finishing at moderatecutting speedTC92HCmultilayercoatingsteel, cast steelmalleable cast ironfor grooving and finishing at highcutting speedAL96HCmultilayercoating(AL 2 O 3 )steel, cast steel, malleablecast iron, martensiticstainless steelfor grooving and finishing at very highcutting speed, heat resistant,suitable for dry cuttingTN32HCTIN−coatedsteel, cast steelmalleable cast ironfor grooving and finishing at highcutting speedTN35HCTIN−coatedsteel, cast steel, malleablecast iron, martensiticstainless steelfor grooving and finishing at lowcutting speed, thread cutting,unfavourable conditionsTI22HCTICN−coatedsteel, cast steelmalleable cast ironfor grooving and finishing at highcutting speedTI25HCTICN−coatedsteel, cast steel, malleablecast iron, martensiticstainless steelfor grooving and finishing at lowcutting speed, thread cutting,unfavourable conditionsTF45HCTIALN−coatedsteel, cast steel, malleablecast iron, martensiticstainless steelfor grooving and finishing at lowcutting speed, cooling with oilTF46HCTIALN−coatedsteel, cast steel, malleablecast iron, martensiticstainless steelfor grooving and finishing at very highcutting speed, heat resistant,suitable for dry cuttingK1 0HWuncoatedcarbidegrey cast iron, malleablecast iron, Si−aluminium andcopper alloysheat resistant alloysfor grooving and finishingMG12HWuncoatedcarbide(micro grain)grey cast iron, malleablecast iron, Si−aluminium andcopper alloysheat resistant alloysfor grooving and finishing at lowcutting speed, unfavourableconditionsC02**CMmixed ceramicsgrey cast iron, hardened steelheat resistant alloysfor grooving and finishing of hardenedparts (>48HRC), grey cast iron at extremlyhigh cutting speedSN1 **CNSilicon nitride(Si 3 N 4 )grey cast ironfor grooving and finishing of grey cast iron atextremly high cutting speedCBN− or PCD tipped inserts upon request.Carbide grades on stock are shown in the catalogue or in the price− and stock listNot mentioned grades can be supplied only against firm order.* geometry .10/.20 only** geometry .20 onlyH60