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surface tester cement plant equipment burkina faso

surface tester cement plant equipment burkina faso

2020-7-3Cohesive arching and rat-holing are where the material gains strength when consolidated due to cohesion as a function of either a fine particle sie typically below 100microns where van-der-Waals forces dominate over gravity forces or presence of surface liquid where the surface tension binds the particles together.

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