SYNTHETIC RESINS PIPE AND RODE HAVING VARIOUS SPIRAL COLOR LINES

摘要

PURPOSE: A synthetic resin pipe and rode having various spiral color lines enables more perfect mass production compared to existing painting method. CONSTITUTION: A manufacturing method of synthetic resin pipe having various spiral color lines is: blending the synthetic resins, eyesight or dyestuffs as colors respectively and melting with extruding machines by colors; forming with forming and extruding devices arranged in a file and cooling to produce pipe or rode having various color lines; while cooling, preserving the shape and standard with assistant forming device and twisting with a gyrating withdrawer.