Sep 12, 2021 · Sep 12, 2021 · Lab Doubleroll Crusher. Brand: TENCAN Appliions: Lab Doubleroll Crusher is mainly applied to crushing all kinds of materials, which are less than comprehensive strength limit of 2000kgs per square centimeter, such as ore, limestone, coal gangue, slag, carbon block in the industry of refractory material, chemical, coal, building material and so on.::: Double Roll .