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  • Q How about LIANZHONG?

    A More than 15 years experienced,  one of  leading screw barrel manufacturer in China.
  • Q What's LIANZHONG capacity?

    A Our workshop 14000SQM, 5 Enginners team, 50 good experienced employee, All CNC computer control screw processing, 1000 sets screw barrel capacity per month.
  • Q What's the delivery time ?

    For single screw barrel, normally one month,  For twin screw barrel, normal 50-60 days.
    If there is urgent order, can be 2 weeks , if there is in stock semi-finished, within 10 days, 
  • Q How about LIANZHONG screw barrel quality and price ?

    A We are looking forward the long time and nice cooperation, high quality with reasonable price as well as good after-sale service is always our principle
  • Q How to make sure the screw suitable for my extruder?

    Let's know what size you want and we can check it with our drawing.We have lots of BEX,KMD,CMT,AMUT,Weber,Haitian,ChenHsong,ChenDe,Tedric,JSW, ect. If your extruder is made in China,it's easy to get the original drawing.
  • Q what's the life time and guarantee buy from LIANZHONG screw barrel?

    A It depends on your raw material you use and what screw barrel you order.Generally speaking, one year. 
  • Q Where is LIANZHONG factory and how to reach there?

    A At Jintang town,Dinghai District,Zhoushan City,Zhejiang Province. It's near Shanghai City and Ningbo City,If you want to visit us,we can pick up you there.
  • Q How to contact with you ?

    A You can send us inquiry on the website, or can write me email directly or add my whatsapp or wechat to talk

Your Trusted Partner

We would like to go forward with all of the customers, to make the bimetallic screw barrel with highest wearing resistance in China.


Lianzhong Industry Co.,Limited is one of the biggest supplier of bimetallic screw&barrel and twin screw&barrel in China. The occupied area is more than 14000 ㎡. Integration of “Science and technology, production, sales”, introducing into the high and new technology, w dedicate to research and develop Cobalt-based Tungsten carbide super hard bimetallic screw and barrel with high wearing resistance, high corrosion resistance, high hardness which lies in the top place in the world now.
Email: sales@chinascrewbarrel.com
Whatsapp / Webchat: 8613503734287
Address: Xihou Industrial zone, Jintang Town, Zhoushan City,Zhejiang Province, China

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