CONTENTS PAGE 5
5 Industry news
13 Networking benefits: polyolefin advances From potable water to sewage drainage, and hot water to gas transport, polyolefin has proved to be a durable and adaptable material for a variety of pipe systems
21 Wearing out: screws & barrels Wear measurement for screws and barrels – and making corrections depending on the results – helps to ensure that extruders work at optimum efficiency COVER PHOTO: MESSE DÜSSELDORF, CONSTANZE TILLMANN
25 Modelling job: plastics extrusion software Simulation software can be applied to many extrusion applications – from reducing die swell to estimating how much damage an earthquake might cause to PVC pipe
30 Hundred club: PE100 advances Recent developments in PE100 pipe include a major installation in Spain, irrigation pipe for a sugar manufacturer and replacing GRP in a UK pipeline renewal project
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35 Technology: Materials 36 Technology: Machinery 40 Extruder of the month: Alwasail 42 Dates for your diary
COMING NEXT ISSUE � Pipe corrugators � Die developments � Pressure pipe � Materials recovery/granulators
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March/April 2023 | PIPE & PROFILE EXTRUSION 3
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