Cast Steel Grit

1.HonestHorseSteelGritModel:G10,G12,G14,G16,G18,G25,G40,G50,G80,andG120. 2.OurcompanyusesElectricArcFurnacetosmeltandsecondquenchingandrealizestheautomatedproductionline.ThequalityiscompletelyaccordingtotheGB/T18838.32008SteelShotandSteelGrit,SFSA20-66CastSteelAbrasive,SAEJ827CastSteelShot,SAEJ1993HighCarbonSteelGrit,.YB/T5149-1993CastSteelShot,YB/T5150-1993CastSteelGrit,ISO11124-3HighCarbonCastSteelShotandGrit. 3.Theproductiswidelyusedfor: A.blastcleaningofcasting,die-casting,forging,sandremovalofcasting,steelplate,Htypesteel,steelstructure. B.Rustremovalofcasting,forging,steelplate,Htypesteel,steelstructure,descalingofforging. C.Shotpeeningofgear,heattreatment. D.Pre-treatmentofsurface,steelboard,profilesteel,steelstructure,before-painting 4MainTechnologicalSpecification: Products SteelGrit ChemicalComposition C 0.701.20% Mn 0.61.20% Si 0.401.20% S ≤0.05% P ≤0.05% Microhardness GP:4250HRC(399509HV) GL:5660HRC(620713HV) GH:6366HRC(795889HV) HardnessDeviation MaxDeviation±3.0HRC,±40HV Microstructure Eventemperedmartensiteanddispersedcarbon Density 7.4g/cm3 GP:Angularwhennew,thisgritrapidlyroundsoffinuseanditsparticularlysuiteddescalingapplications. GL:AlthoughharderthenGPsteelgrit,alsolosesitssharpedgesduringshtobastingandisparticularlysuitedtodescalingandsurfacepreparationapplications. GH:Havingmaximumhardness,GHalwaysremainsangularinitsoperatingmix.Theseabrasiveareparticularlyeffectiveinsurfacetreatmentprocessesandproduceauniform,etchedfinish,GHangulargritshouldonlybeusedinwheelmachineswhereworkingrequirementstakeprecedenceovercostpriceconsiderations(forexamplewithrollingmillcylindersorwhenaspecialfinishisneeded).Forusemainlywithcompressedairequipment. 5.MediaSelectionGuide GlassBeads CeramicBeads CutWire SteelShot SteelGrit AluminumOxide SiliconCarbide Garnet CrushedGlass Plastic Sand Finishing yes yes yes yes yes yes yes yes yes yes yes Cleaning/Removal yes yes yes yes yes yes yes yes yes yes yes Peening yes yes yes yes no no no no no no no SurfaceProfiling no no yes no yes yes yes yes yes yes yes WorkSpeed med med med med med-high high veryhigh high high med-high low Recyclability med high high veryhigh veryhigh med-high med-low med med-low med low Probabilityofmetalremoval verylow verylow verylow verylow med med-high med-high med low-med verylow med-high HardnessMOHScale 5.5 7 6-7.5 6-7.5 8-9 8-9 9 8 5.5 3-4 5-6 BulkDensity(lb/cu.Ft) 100 150 280 280 230 125 95 130 100 45-60 100 MeshSize 30-440 8-46 20-62 8-200 10-325 12-325 36-220 16-325 30-400 12-80 TypicalBlastPressure 20-55 20-90 20-90 20-90 20-90 20-90 20-90 30-80 20-50 20-60 80-100