Bottle-roller with variable speed, suitable for mixing of liquids and, by using the special jar, for grinding small specimens. Metal frame and rollers covered in rubber (second roller can be placed in various positions in order to accept different size bottles). 0.5 HP engine.Variable roller speed: ...
DETERMINATION OF CLAY, SILT AND DUST IN FINE AND COARSE AGGREGATES TO BS SEDIMENTATION METHOD To determine the affinity between aggregate and bitumen, expressed by visual registration of the degree of bitumen coverage on uncompacted bitumen-coated mineral aggregate particles after influence of mecha...
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