The series of double roller crusher is suitable for the coarse and medium crushing of crisp bulk materials in cement, chemistry, power, mine, metallurgy, building material, refractory and coal mines. Pebble, ore, construction waste, glass, cement clinker, granite, basalt, iron ore, quartz, coal, coal gangue and some metals can be perfectly crushed by roller crusher.
Bearing Double Row The rollers of two-row cylindrical roller bearings are crossing arranged. While rotating, the wave ratio is one time higher than single-row cylindrical roller bearings. However, the vibration ratio decreases 70%. And due to its two-row roller arrangement, ...
Features of Double Row Tapered China V Roller Bearing High carrying capacity Continuous rotating Bearing radial and Bi-direction axial load. High stiffness Low friction Longer service life Widely application Applications of Double Row Tapered Roller Bearing truck wheels ...
https://www.xycurtain.com/Double-Layer-Roller-Shades.html Light-filtering fabric offers full or partial shade depending on the position of the vanes. Did you know that you can suspend the fabric vanes between two sheers either close together to block the sun or farther apart to ...