Section liner

(Drawing) an instrument to aid in drawing a series of equidistant parallel lines, - used in representing sections.

See also: Section

Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.
References in periodicals archive ?
The company's MEDD (medical extruder direct drive) extruder utilizes direct drive technology for more efficient operation, as well as greater materials flexibility, a replaceable feed section liner, interchangeable barrel assembly and a Windows PLC control system.
A spiral undercut is pan of the hopper section liner, while the barrel is totally smooth except for the holes for the pins.
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