In the production of plastics, phoplattik Lae to be rolled into a sheet. Normal, continuous use of plasticizing In this use the screw worm, a worm spiral is used usually have advanced the maggot screw worm with its double Reed. Powder plastics will be rolled into a spiral groove into the waves along the length of the worm, which inspired the new mail system khakhae, a massage blend khatham.
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