Dengfeng Ludian Star Refractory and Abrasive Factory Our company mainly produces corundum sand (Grade 1) various size sand, black corundum, polishing blasting for special polishing, floor emery, jeans, emery metal rust has a number of production lines; we are also engaged in producing ...

We are Wenxian Hongtai Water Treatment Material Co., Ltd from ***** company is mainly engaged in anthracite filters, PAC, all kinds of activated carbon, gravel filter maerial, corundum, polyacrylamide, nustshell media, etc.