The world's leading crusher and mill. For 30 years of its development process, it is engaged in the production of mining equipment, sand machines for manufacturing and industrial mills, offering projects on highways, rails and water saving, the decision to make high-quality sand and related equipment.
Pilot Crushtec International (Pty) Ltd supplies a full range of cost effective, heavy duty, fit for purpose, concrete crushing equipment.. Our crushing solutions are ideal for primary, secondary and tertiary applications in quarrying, mining, recycling, infrastructure and construction.
XSD Sand Washer GBM. The efficient sand washing machine of XSD series is a kind of cleaning equipment of international advanced… HJ Series Jaw Crusher GBM. By analyzing customers' requirements and absorbing the world-class advanced technology, GBM developed…
Widely renowned as Aggregate Crushing Specialists, Tesab manufacture a Crusher Range to suit any operation. Offering Jaw Crushers to Crush Primary Rock, Impact Crushers for Primary, Secondary & Tertiary applications and a Cone Crusher to complete the range, Tesab provide customers with a complete solution for any Crushing Application.
A. Abutment - In coal mining, (1) the weight of the rocks above a narrow roadway is transferred to the solid coal along the sides, which act as abutments of the arch of strata spanning the roadway; and (2) the weight of the rocks over a longwall face is transferred to the front abutment, that is, the solid coal ahead of the face and the back abutment, that is, the settled packs behind the face.
A world leader in mining equipment and rock excavation. Our constantly evolving offering for mining and rock excavation covers rock drilling, rock cutting, crushing and screening, loading and hauling, tunneling, quarrying and breaking and demolition.