Qingdao Hexin Machinery Co.,Ltd., is specialized in production of nickel alloy heat resistant castings by investment cast and centrifugal cast methods,our typical products are: Cast baskets, Cast trays, Cast fixtures,Metal spinner discs or Glass wool defiberizing discs,Sink rolls,Stabilizer rolls,Bushes and sleeves, Incinerator grate blocks, Catalyst tubes, Convection tube support,rotary retorts, engraved roller, embossing rolls, radiant tubes,centrifugal cast furnace rolls,cast tube sheets,hook