Most of rubbers and plastics are with additives, like fireproof material, glas fiber, powder, which will accelerate screw abrasion and shorten its life span.
The tubing set manufacturing has outstanding results and even effectively extend the life span of tubing set.
Material: PTA ealloy welding
Hard chromium screws
processing scope: mini outer diameter 15mm
max outer diameter 240mm
effective length 6000mm