Prodn. of powder from rubber or vulcanisate
A powder is made from rubber or vulcanised rubber by compressing the material under 0.2-0.7 MPa, pulverising the compressed material under a pressure of 0.2-50 MPa and shear force 0.03-5 N/sq.mm, while heating to 80-250 deg.C, and then cooling to 15-60 deg.C. Pref. heating or cooling cycle may be re...
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Sprache: | eng ; ita |
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