1.China top MFG 2. Expansive stress exceeding 50 Mpa, 3. ... Copmare to the traditional explosives, it has the following advantages:1)Non-explosive and very safe2)very economical and cost-effective ... various situations:Granite, marble, sandstone, limestone, quartzite quarrying and cuttingPrecious stone quarryingRocks pre-splitting, fracture, cutting, demolishing and removalConcrete structures demolition ...