PROCEDEU SI DISPOZITIV PENTRU FABRICAREA TUBURILOR TERMOCONTRACTABILEDIN POLICLORURA

摘要

The fabricator comprises a continuous heater made as five linked sections. This gives radial extrusion of thick-wall pipes and cooling, via an extrusion head with a flange and a teflon ring. The visco-elastic material is drawn by injection of air, and retains shape memory.