包括一系列主要螺旋输送机部件的推荐尺寸标准。包括槽、槽端和盖、螺钉（螺旋面、分段段、切割段、切割和折叠段、带状段）、平面出料口的表格。包括在CEMA 350-1988订单中，不收取任何费用。

Includes a series of recommended dimensional standards for major screw conveyor components. Included are tables for troughs, trough ends and covers, screws (helicoid, sectional flight, cut-flight, cut-and-folded flight, ribbon flight), plain discharge spouts. Included at no charge with orders for CEMA 350-1988.