Mg-Al-Cr composite spinel brick

Magnesium aluminum chromium composite spinel brick using high purity magnesia, magnesium aluminum pointed stone, chromium concentrate, magnesium aluminum chromium composite pointed stone as the main raw material

Chrome corundum brick

Chrome corundum bricks are used by our company according to the requirements of nonferrous smelting Osmat furnace, side blowing furnace, zinc powder electric furnace and zinc volatilization kiln.

Direct bonding magnesia chrome brick

Direct combination of magnesia chrome brick using high purity magnesia and chrome concentrate as the main raw material, add special magnesia chrome composite pointed stone, by high pressure molding, high temperature sintering.

Electro-fusion recombined magnesia-chrome brick (magnesia-chrome composite spinel brick)

This product is a high-tech product independently developed by our company for the damage mechanism of magnesia-chrome bricks for non-ferrous smelting furnaces.

Magnesia carbon brick

Magnesia carbon brick adopts high purity, high density fused magnesia or large crystalline fused magnesia

Magnesia-calcium brick

Magnesia-calcium bricks are made of two-step calcined magnesia-calcium sand and high-quality high-purity (fused or sintered) magnesia as raw materials.

Magnesium spinel brick (chrome-free alkaline brick)

Magnesia spinel bricks are mainly made of high-purity microcrystalline magnesia and fused magnesia alumina spinel, which are unique to Pu Nai Group.

Electro-fused (semi) recombined magnesia-chrome brick (magnesia-chrome composite spinel brick)

Electric fusion (semi) combined with magnesium chrome brick is our company according to the damage mechanism of refractory materials for refining furnace outside the furnace, independent research and development of high-tech products

Low porosity clay brick

With low-aluminum mullite as the main raw material, adding sillimanite, andalusite and other additives, according to the special process of low-pore clay bricks, with dense structure, low porosity, strong anti-erosion ability, high load softening temperature, high temperature volume stability and other characteristics, suitable for the bottom of the glass furnace heat storage chamber.

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