fused magnesium aluminum spinel

Fused magnesium aluminum spinel of Ruishi Brand is produced by mixing the industrial alumina with the purity no less than 98.5% and the caustic-burned magnesia with the purity no less than 96% and an appropriate amount of high purity magnesite , and smelting with high temperature in the electric arc furnaces,and can be processed with different size particle, fine powder and superfine powder.

  Fused magnesium aluminum spinel of Ruishi Brand has the characteristics of high temperature resistance, high density, low water absorption, low thermal expansion coefficient, good thermal stability, and strong corrosion resistance. It is ideal material to cast sliding plate, nozzle bricks, ladle bricks and open hearth furnace bricks, as well as the basic material for ecotone bricks of large cement kilns, medium cement kilns, refractory castable materials and first-class and medium-class kiln furniture. And it is widely used in iron and steel smelting, cement rotary kiln and glass furnace.

Specification Chemical composition(%)

Al2O3 MgO SiO2 CaO Fe2O3 Na2O

AM-60 56-62 30-32 ≤0.4

AM-70 71-77 22-27 ≤0.4 ≤0.6 ≤0.3 ≤0.3

AM-80 81-86 13-17 ≤0.4 ≤0.5 ≤0.3 ≤0.4

AM-90 88-92 7-11 ≤0.4 ≤0.4 ≤0.5 ≤0.4

Q1. Will the FREE SAMPLES be provided for buyers?

YES. We will provided FREE SAMPLE about 1kg

Q2. How about the express fee?

Our company's policy is the buyer pay for express fee.

Q3. Is there QUALITY REPORT for the products?

YES. We provide quality report of our company or CIQ,SGS according to client's requirement.

Jessie Su QQ:495132098