02/Jan/2019 | 25301000 | Vermiculite (perlite), unexpanded , silver grade c, composition: sio2: 75.15% , al2o3: 15.17% , fe2o3: 0.74% , is a material used in the production of heat-resistant concrete , concrete lightweight , brand new 100%. | China | 0.50 | Ton | 550 | ***** |