• Raw Materials for Refractory:Calcined Bauxite Ore Metallurgical Grade Bauxite for Cement Industry System 1
  • Raw Materials for Refractory:Calcined Bauxite Ore Metallurgical Grade Bauxite for Cement Industry System 2
Raw Materials for Refractory:Calcined Bauxite Ore Metallurgical Grade Bauxite for Cement Industry

Raw Materials for Refractory:Calcined Bauxite Ore Metallurgical Grade Bauxite for Cement Industry

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Loading Port:
China main port
Payment Terms:
TT OR LC
Min Order Qty:
25 m.t.
Supply Capability:
2000 m.t./month

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Packaging & Delivery

Packaging Details:Net weight 25kg in a PVC bag, 1 metric ton in a jumbo bag on pellet.
Delivery Detail:50 days

Details

     China Calcined Bauxite Ore Metallurgical Grade Bauxite for Cement Industry

 

Bauxite is a kind of earthy minerals, the main constituent is impurity hydrated alumina. It is white or

off-white, but it will appear tawny or light red because of adding iron.

Bauxite is extremely difficult to melt. It is insoluble in water, but soluble in sulfuric acid and sodium hydroxide solution. 

Technical Index

        China Calcined Bauxite Ore Metallurgical Grade Bauxite for Cement Industry

 

Bauxite

Item

Al2O3 %

Fe2O3 %

TiO2 %

CaO+MgO %

K2O+Na2O %

Bulk Density g/cm3

Water Absorption %

GAL-88

≥88

≤1.5

≤4.0

≤0.4

≤0.4

≥3.15

≤4

GAL-85

≥85

≤1.8

≤4.0

≤0.4

≤0.4

≥3.10

≤4

GAL-80

≥80

≤2.0

≤4.0

≤0.5

≤0.5

≥2.90

≤5

GAL-70

70-80

≤2.0

--

≤0.6

≤0.6

≥2.75

≤5

GAL-60

60-70

≤2.0

--

≤0.6

≤0.6

≥2.65

≤6

GAL-50

50-60

≤2.5

--

≤0.6

≤0.6

≥2.45

≤6

 

Application: 

 

  Bauxite is widely apply to refractories, aluminum silicate refractory fiber, precision casting, alumina smelting industry, bauxite cement, etc.

 

Our Advantages:

1. The bauxite ore is competitive price.

2. High purity.

Calcined Bauxite Ore Metallurgical Grade Bauxite for Cement Industry

Q: how to use boiler fireclay
Boiler refractory, diluted with water to touch the places where needed, can be used after high temperature baking.
Q: What's the refractory material?
Frequently used refractory material: AZS brick, corundum brick, direct-bonded?magnesia-chrome?bricks, carborundum brick, silicon nitride bonded silicon carbide brick, nonoxide refractories like nitride, silicide, sulfide, boride and carbide, and oxide refractories like calcium oxide, chromium hemitrioxide, alumina, magnesium oxide and beryllia. In general, the refractory material include the above. For more information, you can ask for specific advice.
Q: What are included in roof thermal insulation fireproofing material?
Aluminium foil, bubble, aluminium foil/air bubbles/fireproofing aluminium foil thermal insulation material, fireproofing bubble thermal insulation material, fire?retardant thermal insulation material, thermal insulation construction materials, aluminum foil insulation material.
Q: For refractory knowledge. What is the ratio of clay ramming?mass?
Soil aggregates, dispersing agent, water reducing agent, plasticizer, binding agent and powder! ~ Bone meal feed approximately 6, OK
Q: who knows the uses of refratories?
Physical properties of refractories include structural properties, thermal properties, mechanical properties, usability and operation. structural properties of refractories include porosity, bulk density, water absorption, air permeability, pore size distribution. Refractory thermal properties include thermal conductivity, thermal expansion coefficiency, specific heat, heat capacity, thermal diffusivity, thermal emissivity. Mechanical properties of refractories include compression strength, tensile strength, anti bending strength, torsional strength, shear strength, impact strength, abrasion resistance, creep property, adhesive strength, modulus of elasticity. Refractories are used in various fields of steel, nonferrous metals, glass, cement, ceramics, petrochemical, machinery, boilers, light industry, power, military and other fields of national economy. They are essential materials that ensures the production run and technological development of the above industries, and play an important role in promoting the developemnt of high temperature industrial production. the usability of refractories include refractoriness, softening temperature under a fixed load, linear?change?on?reheating,thermal shock resistant performance,slag resistance, acid resistance, alkali resistance, hydration resistance, carbon monoxide resistance, conductivity, oxidation resistance.
Q: What dose the fireproof and thermal insulation material include?
Protective cloth, fireproof cloth, plastic coated cloth, PVC tarpaulin, flame retardant cloth, duct cloth, automobile tarpaulin, PVC protective cloth, the freight yard covered cloth, PVC plastic coated cloth, Industrial Canvas, widely used in automobile tarpaulin, trains covered cloth, ships covered cloth, open-air yard covered cloth, industrial and agricultural covered cloth ; used in glass, timber, fertilizer plants, steel plants, mechanical hardware factories, feed mills, grain storages, container plants, oil refineries plants, packaging plants, paper plants, air conditioning plants, logistics, ore factories, fleet, rail and sea fields, etc.
Q: Using what kind of melting aluminium furnace refractories is more appropriate?
If it's the ordinary, you can use high aluminum refractory brick with general clay, GB/T 3994-2005 clay heat insulation refractory brick. If you need these with good material, there is high alumina thermal insulation refractory brick, GB/T 3995-2006 high aluminum heat insulation refractory brick, models have A13 and material is the alumina, A13 50 u, high insulating brick B5.Intermediate insulating brick B2, etc. Dolomite brick: good hang kiln performance, good erosion resistance, but brick is usually without f - CaO, hydration, and difficult to transport and storage, less used in the production. Magnesia-chrome bricks: good hang kiln, used in calcining zone. The disadvantage is that its thermal shock resistance is poor and plus hexavalent Cr is toxic, the production and use of magnesite chrome bricks in international countries gradually reduce. Now unit using the brick find replacements as soon as possible.
Q: Fefractory of aluminium oxide.
It can be refined into castable refractory and refractory bricks, according to temperature rating. There are shaped refractory material and shapeless refractory material, and ceramic fiber. So it must be specific. There is a large range of refractory, which basically contains the aluminium oxide.
Q: Does anyone knows which company produces the better refractory materials?
I recommend Xinjiang Yuanyangrefractory material Co., Ltd. Address: Near Xishan Road No.100, Saybagh District,Urumqi. Their products are both in good quality and reasonable price. In addition, there are Xinjiang Zhongwang refractory material factory, Address: Xi hongxi Road No. 769, Urumchi City. They all have a good reputation. You may think about it. 。
Q: How to divide the fire resistant level of construction thermal insulation materials?
Combining three versions of GB8624 (1997,2006,2011), external wall thermal insulation fire?rating can be basically divided into: A1, A2, B1, B2, B3 and other levels. There are many technical indexes for specific division. And it is mainly determined in accordance with the national standard GB8624 Building materials combustion levels.

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