狠狠色噜噜狠狠亚洲av,欧美亚洲国产日韩一区二区,亚洲成人日韩成人av,岛国精品免费在线观看,亚洲A综合一区二区三区,国产精品观看在线亚洲人成网,四虎永久在线观看视频,最新麻豆精品在线视频,国产精品二区在线播放,国内自拍精选一区二区

        Dongguanshi zhangli machine fittings co.,ltd. is a thermal spraying factory located in the beautiful Humen town Dongguan city China,established in 1998,specializing in the production and repairing of the machinery part with thermal spraying coating in wire & cable,textile & chemical fiber,metallurgy industries,printing and packaging,canned food industry.
 
        We have the state of the art spraying equipment : the detonation spray coating series, HOVF spraying series,the wire flame spraying series,the rods and bars flame spraying series and so on.they mainly apply in regeneration of the professional mechanical fitting function,improve the wear-resistance,anti-corrosive,erosion resistance,high temperature proof and conductor adiabatic etc.The mental materials for the spray coating mainly are : chromium oxide ceramics,aluminum oxide,titanium oxide,tungsten carbide,nickel base,cobalt base and so on.we use different material and powder according toclients requirements.