Min. Order Reference FOB Price
700 Bags US$1.80-4.50 / Bag
Product Description
Product Description Raw vermiculite &expaned vermiculite Vermiculite is a layer-structured metamorphic rock of gibbsite silicate. Rich in magnesium. It comes from hot-liquid-eroded or weathered phlogopite. When it is heated to lose water and expands, lt turns curvingas a leech. Therefore is ...