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Two extruder co-extrusion with advanced technology and formula basing on years of practices and experiences. The pipe specific gravity can be lowered down under 0.9 with advantages of even foaming and high intensity.
A specially designed co-extrusion die, just replace core mandrel, it may produce solid-wall pipe, solid wall spiral pipe, foam pipe, foam inside spiral pipe.
By replacement of mold, it can produce nano-antibacterial PVC water pipe, hollow wall inside spiral muffle pipe, multi-layer composite pipe such as PVC / ABS and so on.
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