Many types of machinery within the plastics industry need to be checked and aligned. On extrusion machines, straightness of pipes, shaft alignment and pointing direction of gearboxes towards pipes all need to be checked. On film blowing machines, centring and parallelism of rolls must be checked. Shaft alignment on pumps and engines must be performed. Fans and other sheave/pulleys aligned. Even the bases of all the machines must be checked regarding straightness/twist.
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