screw conveyor forming

Glossary of Conveyor Belt Terms- screw conveyor forming ,A-Z Conveyor Belt Terms. D eep trough. A term used for a troughing angle of 45, rather 60°. Degradation. A deleterious change in the chemical structure of a material.Hayssen For Sale, Used Hayssen Machinery, Forming Tubes ...HP Packaging offers a large inventory of used packaging equipment, including used Hayssen machinery. Visit us today to learn more.