Our progress depends on the highly developed products ,great talents and repeatedly strengthened technology forces for Best quality China Heat Insulation Aluminosilicate Cenosphere Gray Color, Trust us and you'll gain far more. Be sure to really feel free of charge to contact us for additional details, we assure you of our best attention at all times. Our progress depends on the highly developed products ,great talents and repeatedly strengthened technology forces for Cenosphere Fly Ash, China Cenosphere, If any item be of interest to you, you should let us know. We will try our best to satisfy your requirements with high quality goods, the best prices and prompt delivery. You should feel free to contact us at any time. We will reply you when we receive your inquiries. Make sure you note that samples are available before we start our business. Cenosphere(Expanded Mineral Materials Containing Alumina and Silica) is a light weight, inert, hollow sphere made largely of silica and alumina and filled with air or inert gas., typically produced as a byproduct of coal  combustion at thermal power plants. The color varies from gray to almost white and their den sity is about 0.6–0.9 g/cm³, all these property give it a widely application for insulation,refractory,oil drilling,coating,construction use. Cenospheres Color: gray Particle size: Based on customer requirements Shape: hollow microspheres Material: glass, nontoxic, odorless, non corrosive Silica: 50% ~ 65% Alumina: 27% ~ 35% Fe2o3：2%~3% MgO: 0.8% ~ 1.2% Silica: 0.1% ~ 0.2% Cao: 0.2% ~ 0.4% MgO: 0.8% ~ 1.2% Potash: 0.5% ~ 1.1% Sodium oxide: 0.3% ~ 0.9% Fire resistance: ≥1610 ℃ Floating Rate:≥95% Moisture content:≤1% Our usually packing way： 25kg/pp bag or 500~600kg/ bag Xingtai Kehui Trading Co., Ltd. is a comprehensive-company integrating production, sales, and procurement. The company and the factory are located in Xingtai City, Hebei Province, which has a long history and rich in minerals. Currently, the company’s products include fly ash, cenospheres, perlite, hollow glass microsphere,macro synthetic fiber etc., the application of the products is designed to refractory insulation materials, building materials, petroleum industry, insulation materials, coating industry, aerospace and space development, plastic industry, glass fiber reinforced plastic products and packaging materials. With 28 years experience on producing refractories and thermal insulation materials, we insist on supplying high-preformanced refractories and quality thermal insulation materials,we also developed many others quality products like macro synthetic fiber, water-reducing admixture, we are doing our best to satisfied different customer’s requirements. We hope to continue to escort our customers with high-quality products and professional services! As long as the customer needs, we are here anytime! Our progress depends on the highly developed products ,great talents and repeatedly strengthened technology forces for Best quality China Heat Insulation Aluminosilicate Cenosphere Gray Color, Trust us and you'll gain far more. Be sure to really feel free of charge to contact us for additional details, we assure you of our best attention at all times. Best quality China Cenosphere, Cenosphere Fly Ash, If any item be of interest to you, you should let us know. We will try our best to satisfy your requirements with high quality goods, the best prices and prompt delivery. You should feel free to contact us at any time. We will reply you when we receive your inquiries. Make sure you note that samples are available before we start our business.