RUBBER MIXTURE COMPOSITION FOR OBTAINING CASINGS OF CONVEYING BELTS WITH TEXTILE INSERTIONS
The invention relates to a composition for rubberizing the textile insertions in the casing of the conveying belts. According to the invention, the composition consists of 50-80 parts of polybutadiene-styrene rubber, up to 30 parts natural rubber, 5-50 parts of regenerated rubber, 5-35 parts of para...
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Format: | Patent |
Sprache: | eng ; rum |
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Zusammenfassung: | The invention relates to a composition for rubberizing the textile insertions in the casing of the conveying belts. According to the invention, the composition consists of 50-80 parts of polybutadiene-styrene rubber, up to 30 parts natural rubber, 5-50 parts of regenerated rubber, 5-35 parts of paraffinic plasticizer, 20-50 parts of active carbon black, up to 50 parts of chlorinated paraffins, 20 parts of stibium trioxide, 3-5 parts of zinc oxide, 1-2 parts of sterarine, 1.5-2 parts of antioxidants, 20-40 parts of white charges, up to 20 active silica, respectively, 3 parts of magnesium oxide, 1.5-2.5 parts of sulphur, 0.6-2 parts of CBS and up to 30 parts of crumb rubber, the parts being expressed by weight and related to 100 parts of polymer. |
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