DUROARC 43X Taxi Systems Camera sensor cleaning kit for SPF50 UVA UVB advanced Camera sensor cleaning kit for DSLR photographers 6mm 8mm 10mm 12mm 14mm 16mm 18mm 20mm Supplied in Wooden carry case The table below shows how the models differ Complex Chromium Carbide hardfacing electrodeDUROARC 43X is a high hardness product offering similar abrasion resistance to Tungsten carbide electrodes at 13 the cost It is a complex matrix and includes Chromium and Niobium Carbides which offers the ultimate combination of abrasion resistance and high temperature hardness retentionSPECIFICATIONSHardness64 68 RcDeposit Thickness12 PassesRelief checking is normalCannot be flame cutAPPLICATION Solid waste shredder parts Agricultural implement parts Earthmoving and construction equipment Cement mill parts Brick making equipmentWELDING PROCEDURESDUROARC 43X is best suited to flat and horizontal welding positions and can be used in both AC or DC power sources Best used with minimum amperage with a medium arc gap For smooth welds use a 3 x weave There is minimal slag which can be over welded without prior removal Only 2 passes are required for development of the full benefits of this alloy