FIELD: process engineering.
SUBSTANCE: composite counterweight (48) of conical rock crusher (10) comprises body made of parent material. First and second ballasts are arranged at said body and made o different materials, other than said parent material. First ballast material density is lower than that of the second one. Body is composed by two sections connected in circular shape. One of said sections includes the weight and has multiple open compartments. Every said ballast is located in at least one said compartment.
EFFECT: adjusted counterweight weight at invariable size, balanced motion of eccentric and crusher head.
20 cl, 5 dwg
