Alumina
1344-28-1
Al2O3
215-691-6
Alumina
Industrial Grade
Acidic Oxide
First Class
Yi sheng jia
Ton Bags/Jumbo Bags
Any Size Could Be Accepted
Zi Bo
2818200000
Product Description

Product Description
Calcined α-alumina coarse powderAdopting high quality raw materials, using rotary kiln, calcined at a reasonable calcination temperature from the α crystal phase alumina products.
This product has the advantages of high conversion rate, stable crystal shape, low impurity content, etc. Its products have high mechanical strength, stable shrinkage, good electrical insulation properties, excellent wear resistance, corrosion resistance and high temperature resistance.
.Product model | Chemical composition % | L.O.I % | Effective density g/cm | α-Al2O3% | Primary grain size | |||
Al2O3 ≥ | SiO2 ≤ | Fe2O3 ≤ | Na2O ≤ | ≤ | ≥ | ≥ | pm | |
A-C-30 | 99 | 0.1 | 0.02 | 0.35 | 0.1 | 3.92 | 92 | 0.6-1.2 |
A-C-30-A | 99.3 | 0.1 | 0.04 | 0.4 | 0.2 | 3.93 | 93 | 2.5±1 |
A-C-40-MS | 99.3 | 0.1 | 0.04 | 0.2 | 0.2 | 3.91 | 91 | 2±1 |
A-C-30M | 99.3 | 0.1 | 0.04 | 0.4 | 0.2 | 3.9 | 90 | ≤2 |
Calcined micropowder of α-alumina
Product model | Product mode % | L.O.I% | 325Mesh number % | D50 Doμm | |||
Al2O3 ≥ | SiO2 ≤ | Fe2O3 ≤ | Na2O ≤ | ≤ | ≤ | ||
A-CG-2A | 99.2 | 0.2 | 0.04 | 0.3 | 0.25 | 3 | 3-6 |
Note: Particle size can be adjusted according to customer requirements
Workshop and warehouse






Packing and shipping
1) 25kg woven bag,40 woven bags/jumbo bag.
2) 25kg woven bag,40 woven bags/pallet
3) 25kg paper bag,40 paper bags/pallet
4) 25kg paper bag,40 paper bags/paper box
5) 1000kg /big bag.
6) According you your needs.
2) 25kg woven bag,40 woven bags/pallet
3) 25kg paper bag,40 paper bags/pallet
4) 25kg paper bag,40 paper bags/paper box
5) 1000kg /big bag.
6) According you your needs.




Q: Who is Sinoal?
A: A globally operated special alumina new materials company with 9+ years of experience, to supply more competitive products and solutions through the continuous innovation of core technology, industrial equipment, and efficient operation mode.
Q: How long have you been in this industry?
A: Our company was founded in June 2014, and listed in QILU Equity Trading Center(stock code:100919) in Oct 2016. Then the overall restructuring changed to Limited on Dec. Based on the advantages of the raw material production base of CHALCO, we insist on working to develop high-end products, keep a multi-product, functional, and professional developing orientation of specific alumina, develop the product specified for application-oriented functional materials, contribute a lot for the transformation and upgrading of China's chemical alumina products.
Q: What's your delivery time ?
A: Generally it takes around 15 days if the goods are in stock.
Q: What is your terms of payment ?
A: (1) T/T,30% deposit in advance,balance 70% against B/L copy;
(2) L/C at sight;
(3) PayPal, 100% payment.