Eternal Building Materials Co., Ltd.
China Manufacturer with main products: Vermiculite, Mica, Perlite, Barite |
bauxite/calcined bauxite
FOB Price: | 200.00 - 500.00 USD/Metric Ton |
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Supply Ability: | 1,000 Metric Ton/Metric Tons per Month |
Shipping: | wihin 50 days after your order |
Payment Terms: | L/C, D/A, D/P, T/T |
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Export Markets: | North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe |
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Place of Origin: | Hebei in China |
Packaging Details: | PP or PE, or as your require .350bags/20fcl.720bags/40HQ, |
Quick Details
- color: grey
Specifications
Bauxite also called alumina , aluminum content is above 40% , Main ingredient is alumina,white or grey color , will become brown yellow or pale red for iron content. on the current market the density of bauxit is about 2.4-3.5 g/cm3, hardness is 1 ~ 3, opaque . Very difficult to melt , Insoluble in water, can be soluble by sulfuric acid, sodium hydroxide . Mainly used for smelting aluminum , refractory materials. Calcined bauxite is one of the principal ore of aluminum. Calcined bauxite contains hydrous aluminum oxides and aluminum hydroxides, formed through the laterization of aluminous rocks in tropical and subtropical areas .calcined bauxite is obtained by calcining (heating)superior grade bauxite at high temperature (from 85OC to 1600C) .this removes moisture thereby increasing the alumina content. compared to an alumina content of about 57% to 58% in raw bauxite, calcined bauxite has an alumina content of 84% to 88%.the heating is carried out in rotary kilns. Calcined bauxide specification:
Grade | AL2O3 | FE2O3 | TIO2 | K2O+Na2O | CaO+MgO | Bulk density |
75 | 75min | 3.0 | 4.0 | 0.3 | 0.5 | 2.70 |
80 | 80min | 3.0 | 4.0 | 0.3 | 0.5 | 2.80 |
85 | 85min | 2 | 4.0 | 0.3 | 0.5 | 3.00 |
86 | 86min | 2 | 4.0 | 0.3 | 0.5 | 3.10 |
87 | 87min | 2 | 4.0 | 0.3 | 0.5 | 3.20 |
88 | 88min | 1.8 | 4.0 | 0.25 | 0.5 | 3.25 |
90 | 90min | 1.8 | 4.0 | 0.25 | 0.5 |
Service Guarantee
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Free Service Charge
ECVV doesn't charge any service fee to Buyers for buying this product.
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ECVV Supply
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Product Quality Commitment
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Deposit Service Commitments
In order to improve the quality of service, ECVV will charge for a 100CNY deposit for the agent purchasing order, and the deposit will be part of subsequent purchasing costs.
After paying a deposit, if the purchasing order is not completed because of unsatisfied ECVV services, ECVV will refund your deposit.
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