Vertical shaft impact (VSI) crushers
Barmac#174; vertical shaft impact (VSI) crushers were the first vertical shaft impactors in the world. The original Barmac#174; VSI crusher was developed in New Zealand over 40 years ago after which the VSI crushers have spread to thousands of crushing sites around the globe. Barmac#174; VSI crushers have evolved immensely over the years, but their trademark is still the same accurately shaped end