Đo hoạt độ trong môi trường Đất Phần Đo stroti
Saint-Gobain also manufactures a broad range of products including Crystolon Cryston Carbofrax and Refrax conventional oxide-bonded and nitride-bonded silicon carbide and Silit SK high strength advanced silicon carbide products We offer a variety of kiln furniture components including plates setters support beams and