FIELD: production of hollow warming filler from clays having moisture content of 18-23% SUBSTANCE: line has raw material preparing apparatus, belt-type screw press with molding extension, drying and burning devices. Molding extension has a row of aligned openings with tube molding cores and two rolls with bores for discharge of each tube and with dividing walls for producing pellets. Rolls are positioned on common supports and have a pair of synchronizing toothed wheels. EFFECT: increased efficiency, enhanced reliability in operation and improved quality of filler. 3 cl, 3 dwg
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Authors
Dates
1995-10-10—Published
1992-10-19—Filed