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furnace-refractories.com - Huachen Refractory. Si3N4 SiC Brick. Zhengzhou Huachen Refractory is a professional refractories manufacturer,whose products for glass kiln/furnace,cement/lime kiln,steel/iron factory and nonferrous metal melting. We have more than 20 years production experience, and passed the ISO 9001-14001 international certificate.
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