美媛馆国产精品一区二区,久久精品99久久久久久,日本一区二区三区久久久久久久久不,精品午夜一区二区三区四区视频,亚洲午夜国产激情福利网站,国产又粗又长又爽又黄的视频,人人爽人人妻人人澡,国语自产精品视频二区在线,精品人妻一区二区三区人妻视频,精品国产自在在线午夜精品

  • <del id="eek2k"></del>
    <fieldset id="eek2k"><menu id="eek2k"></menu></fieldset>
    

    

    <ul id="eek2k"></ul>
    <ul id="eek2k"><dfn id="eek2k"></dfn></ul>
  • <strike id="eek2k"><input id="eek2k"></input></strike>
    
    
    
    
    
        
        
        
    
    
    
    

    

    
    
        

        
    

            
    
                
    
                
    

                
                

                
    
                    
    Product features
    
                    
    Rubber screw barrel:
    1. Cold feeding rubber screw and barrel
    Specification: Φ40-Φ300mm;
    Aspect ratio: L/D=8-20

    2. Hot feeding rubber screw and barrel
    Specification: Φ30-Φ250mm;
    Aspect ratio: L/D=4-8

    3. Rubber screw and barrel of pin machine
    Specification: Φ60-Φ250mm;
    Aspect ratio: L/D=12-18
    Type of screw:

    Different rubber products, can choose different bodies of screw, can improve the quality and efficiency of products, more customer's different requirements to decide.


    
                
    
                
    
            
    

            
    
                
    
                    
    Rubber screw - Rubber screw barrel
    
                
    
                
                
    
                
    
                    
    
                        
    Rubber screw barrel:
    1. Cold feeding rubber screw and barrel
    Specification: Φ40-Φ300mm;
    Aspect ratio: L/D=8-20

    2. Hot feeding rubber screw and barrel
    Specification: Φ30-Φ250mm;
    Aspect ratio: L/D=4-8

    3. Rubber screw and barrel of pin machine
    Specification: Φ60-Φ250mm;
    Aspect ratio: L/D=12-18
    Type of screw:

    Different rubber products, can choose different bodies of screw, can improve the quality and efficiency of products, more customer's different requirements to decide.

    
                    
    
                    
                
    
            
    

            
    
                
    Series of other products
    
                
            
    

        
    

    
    

    




    
    



男女猛烈激情xx00免费视频|
日韩国产av一区二区三区精品|
一个成人永久免费视频|
国产又粗又长又大又硬|
中文字幕在线熟女交流|
亚洲一区二区三区精品在线观看|
四虎永久免费地址跳转|
92国产精品午夜福利|
亚美日韩一区二区三区|
国产精品一区尤物在线|
天天综合一区二区三区|
国产中文字幕三级在线|
亚洲成人国产精品av|
亚洲人妻熟妇人妻熟妇|
国产亚洲自拍av在线|
少妇视频在线观看亚洲|
日本免费三区二区一区|
亚洲精品中文字幕无码AV|
2020亚洲欧美日韩在线|
欧美成人免费在线精品|
99久久精品午夜一区二区|
东京热加勒比高清网址|
韩国激情福利在线观看|
暖暖免费中文高清日本三区|
国产成人三级在线观看|
成人精品国产亚洲av|
日韩色av黄情干在线|
成人午夜性色福利视频|
日韩一区二区三区在线视频观看|
国产伦精品一区二区三区视频三级|
日本熟妇色xxxxx日本免费看|
欧美精品一区二区日日骚|
亚色欧av一区二区三区|
美曰美女视频高清在线观看|
日本一区二区在线视频免费|
国产精品肥臀一区二区三区|
日韩在线一区二区三区|
成人爽a毛片免费|
亚洲一区视频在线视频|
av高清亚洲精品在线|
免费女同毛片在线不卡|