for metal casting, and metal craft of brass
we engaged in the manufacture of refractory stone quarry hill quartz / silica with a high content, refractory bricks we' ve worn regularly by some of the smelting of iron and steel companies in the....
thin fire brick furnaces used for steel, we provide a mixture of fire brick and silica and alumina have been used by some companies, particularly for the manufacture of furnace furnace. silica brick ....
WITHHOLDING BY STONE quartz chisel and DEFENSE AGAINST HEAT ENGINE .. 2000 .. PLEASE USE THE DEGREE OF NATURAL RESOURCES INDONESIA TO INCREASE ECONOMIC SELF TOGETHER .. Silica brick is a refractory....