• <small id="kkk8k"></small>
  • <noscript id="kkk8k"></noscript>
    国产嫖妓91东北老熟女久久一,天天撸狠狠操,亚洲乱码精品一区二区,麻豆AV无码久久精品蜜桃久久,丝袜美腿亚洲一区在线,成人精品视频一区二区,最新成免费人久久精品,A级免费看

    About US

            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. 
     
            In order to provide more satisfactory service to customers and also to improve the quality of products,we've cooperated R&D with colleges and universities positively,for the newest and highest technician of spraying and coating.Furthermore,we have brought in the new coating technician of sintering of Tungsten carbide and Nickel powder on the surface of base material from Germany in 2014,which weed out the traditional hand operation fire flame spraying,and obtained the technician of better rigid and stable coating.
     
            Aim to improve the products precision,and provide better service to customer,we have equipped with digital controlled lathe center,internal and external grinding machine,milling,drilling,dynamic balance equipment.We have passed the ISO9001:2008 quality management system certification so that we can devote ourselves to offering more superior products and service.
     
            The surface coating being with high hardness,smoothness and strong binding of the base material,which is of great importance to the industrial level improving,energy saving and the environment protecting.
     
            Owing to our years of endeavor and research,now our products are applied in many domestic machinery field,within which the tungsten carbide and the ceramic machinery accessories were exported to more than 30countries,and were very well-received among European and southeast Asia countries.
     

     




    Telephone

    0769-85415700

    function

    Price

    quality

    service

    Wechat sweep

    Mobile phone sweep

    主站蜘蛛池模板: 欧美乱大交XXXXX春色视频| 公交车上拨开少妇内裤进入 | 日本丰满少妇裸体自慰| 大冶市| 三级成人小说| 沐川县| 视频一区国产第一页| 日日摸夜夜添夜夜添人人爽| 久久夜色精品国产噜噜| 少妇AV一区二区三区无码| 亚洲欧美日韩另类在线一| 国产午夜福利片| 清远市| 午夜在线观看成人av| 国产免费无遮挡吸奶头视频| 97SE色综合一区二区二区| 精品亚洲熟妇中文字幕| 亚洲色成人WWW永久在线观看| 营口市| 国产成人亚洲无吗淙合青草| 91射射| 三級毛片三級毛片| 日韩精品不卡一区二区三区| 亚洲一区二区三区精品国产| 亚洲日韩在线满18点击进入| 国产精品一区欧美日韩制服| 欧美性爱自拍| 成在人线AV无码免观看麻豆| 色狠狠AV一区二区三区| 人妻伦理在线一二三区| 国产精品亚洲а∨怡红院| 大又大粗又爽又黄少妇毛片男同| 久操线在视频在线观看| 亚洲国产色播AV在线| 日韩亚洲中文图片小说| 伊人久久精品无码麻豆精品 | 亚洲精品国产日韩无码AV永久免费网| 特级做a爰片毛片免费看无码| 一区二区三区在线亚洲| 国产成人亚洲精品另类动态| 91社网|