Hydrogenporesmaybeacostlydefect,astheyareusuallyonlyexposedaftermachiningandcanoccurinbothgrayandductileiron,oftenappearinginaroundsphericalshapebelowthesurfaceofthecasting.Duetothefactthattheinnerwalloftheporesiscoveredbygraphite,theinnerwalloftheporesisblackandshinyduringinspection.Theprecipitati...... [Details]
Release time:07-07-2023(1)Graycastiron,inwhichmostorallofthecarbonispresentintheformoffreestateflakegraphite,hasadarkgrayfracturesurface,somemechanicalproperties,andgoodcuttingperformance,andiswidelyusedinindustry(2)WhitecastironWhitecastironisakindofironcarbonalloywithlittleornographiteinitsstructure.Itsfractureiswhitea...... [Details]
Release time:07-07-2023IronmoldcastingwithSandcastingisacastingprocessinwhichathinlayerofmoldingsandiscoatedontheinnercavityofthemetalmold(calledironmold)toformacastingmold.Duetotherelativelythinsandlayer(4-8mm),usingexpensivemoldingmaterialsisalsoeconomicallyreasonable,resultinginasignificantreductionincastingqualityand...... [Details]
Release time:07-07-2023Tel
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