DonGHUA Chain Group is the most professional manufacturer of power transmission in China, manufacturing roller chains, industry sprockets, motorcycle sprockets, casting sprockets, different type of couplings, pulleys, taper bushes, locking devices, gears, shafts, CNC precision parts and so on.
We adopt good quality raw material and strict with DIN, ANSI, JIS standard ect, We have professional quality conrol team, complet equipment, advanaced technology. In 1999, Donghua obtained ISO9001 Certificate of Quality Assurance System, besides, the company also devotes itselt o environmental protection, In2002, it also obtained ISO14001 Certificate of Environment Management System.Taper bushing matched wiht taper sprocket
Standard bushing
Casting iron
Different surface treatment
TB1002, TB1210, TB1610, TB1615, TB2012, TB2517ProductnameANSIStandardTaper BushingMaterialsAvailable1.StainlessSteel:SS201,SS303,SS304,SS316,SS416,SS4202.Steel:C45(K1045),C46(K1046),C203.Brass:C36000(C26800),C37700(HPb59),C38500(HPb58),C27200(CuZn37),C28000(CuZn40)4.Bronze:C51000,C52100,C54400,etc5.Iron:1213,12L14,12156.Aluminum:Al6061,Al60637.OEMaccordingtoyourrequestSurface TreatmentAnnealing,naturalanodization,heattreatment,polishing,nickelplating,chromeplating,znic plating,yellowpassivation,goldpassivation,satin,Black surface painted etc.ProductsAvailablesprockt chains, pulley, shafts(axles,splineshafts,dartshafts),gears(pinions,wheelsgear rack)bearing,bearingseat,bushing,coupling,lock assembly etc.ProcessingMethodCNCmachining,punch,turning,milling,drilling,grinding,broaching,weldingandassemblyQC:Techniciansself-checkinproduction,final-check before package by professional Quality inspectorSizeDrawingsPackageWooden Case/Container and pallet, or aspercustomizedspecificationsCertificateISO9001:2008 , ISO14001:2001,ISO/TS 16949:2009AdvantageQuality first Service superior , Advanced equipment,Experienced workers,Perfect testing equipmentLeadTime15-25dayssamples.30-45daysoffcialorder