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About product and suppliers:
        Alibaba.com offers 202,249 machine screw line products. About 78% of these are plastic extruders, 2% are snack machines, and 2% are filling machines. 

A wide variety of machine screw line options are available to you, such as chips, pipe, and film. You can also choose from single-screw, double-screw. As well as from pe, pvc, and pp. And whether machine screw line is free samples, or paid samples. 

There are 202,245 machine screw line suppliers, mainly located in Asia. The top supplying country is China (Mainland), which supply 100% of machine screw line respectively. 

Machine screw line products are most popular in Mid East, Domestic Market, and Southeast Asia. 

You can ensure product safety by selecting from certified suppliers, including 57,088 with ISO9001, 27,762 with Other, and 940 with ISO14001 certification.