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Thread galling in HDPE jars

Thread galling in HDPE jars

RE: Thread galling in HDPE jars

Maybe a dumb question, but are you sure the threads match? If the two materials shrink at different rates when cooled after molding, the thread mating could be off from the design...

Dan - Owner
http://www.Hi-TecDesigns.com

RE: Thread galling in HDPE jars

Any chance the jar's contents are in the threads and causing problems?

RE: Thread galling in HDPE jars

If the powder in the jars contains large particles with sharp edges, these particles will embed into one surface and then scrape the other surface.

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