screw

Extrusion welders are larger and heavier welders that use a plastic welding rod forced down a heated barrel by an internal screw. The wel...

ingle circuit or two circuit intelligent control units air cooled screw chiller condensation or water with a compressor Bitzer Refcomp...

Full hydraulic PE welding 800 Given that polyethylene pipes are manufactured in 6 and 12 meter branches and screw and O ring fittings ...