The History of the VSI Crusher cemcoturbo
VSI crushers. Drawings of the CEMCO Turbo crusher ended up in the hands of Spokane Foundry, who began building their own version of a VSI, the Spokane Crusher, in 1972. CANICA crushers entered the market with their copy in 1974 and ISC crushers came along in 1984, intermixing methods from CANICA and Spokane. As employees moved from one company to another, the Cedar Rapids (El Jay) became