Quantity(Metric Tons) | 1 - 25 | >25 |
Est. Time(days) | 15 | To be negotiated |
Calcined kaolin is an anhydrous aluminium silicate produced by heating natural kaolin at high temperature.
The calcination process increases the whiteness,improves the electrical property and alters the shape of the kaolin particles.
Item | Standard | ||
Brightness (ISO%) | 92.0min | 90.0min | 93.0min |
Sedigraph(% finer than 2um) | 83.0min | 60.0min | 75.0min |
Screen Residue(retained 325mesh,%) | 0.01max | 0.01max | 0.01max |
Moisture Solid(%) | 1.0max | 1.0max | 1.0max |
PH slurry as shipped dry@20% | 6.0-8.0 | 6.0-8.0 | 6.0-8.0 |
Oil absorption(castor oil,g/100g) | 55.0-75.0 | 55.0-65.0 | 60.0-75.0 |
Main chemical index
Item | Standard |
SiO2(%) | 53±2 |
AL2O3(%) | 44±2 |
Fe2O3(%) | <0.50 |
TiO2(%) | <0.8 |
Cao(%) | <0.5 |
MgO(%) | <0.3 |
K2O(%) | <0.1 |
Na2O(%) | <0.2 |
MnO(%) | <0.004 |
Kaolin Calcined is mainly used for manufacturing high-quality refractory products, refractory castable, sagger, firebrick, kiln furniture, crucibles, ceramic fiber, precision casting sand, ceramics products, etc.
Washed kaolin can be used in the fields of papermaking industry, ceramic industry, rubber industry and ceramic industry etc. The modified products through deep processing can become the ideal raw material for paper making, rubber, paint, paint and other industrial sectors
25/50/1000kg per bag or as per your request
within 7 days after confirm the order
Q1: Are you a manufacture or trader?
A:we are manufacture,we have our own factory
Q2: What's the MOQ of trial order?
A: No limit,We can offer the best suggestions and solutions according to your requirements.
Q3: Is your company accept customization?
A: We have our own factories and excellent technical team, and we accept OEM service.
Q4: Can you offer samples?
A: Of course,samples are total free! Freight should be paid by buyers.
Shijiazhuang XinghaiGaoke Non-Metallic Mining Material Co., Ltd established in 1985, which is an new technology enterprise including research, production and trade. It covers an area of 25,000 square meters, and the building area is 12,000 square meters, also with a favorable geographical position.
XinghaiGaoke specializes in kinds of Non-metallic Mining superfine powdery materials, Diatom ooze and plaster. With many years of the powdery material production, processing, superfine classifying, purification, we has accumulated rich experience and acquire outstanding achievement in Non-Metallic Mining research and application.