Physical Properties of Desiccant Activated Alumina | Quality Inspection Indicator of Alumina Powder 99.99 | |||
Molecular Weight | 101.96 | Dissolved Matter in Water | ≤0.5% | |
Melting Point | 2054 ºC | Silicate | qualified | |
Boiling Point | 2980ºC | Alkali&Alkaline Earth Metals | ≤0.50% | |
True Density | 3.97 g/cm3 | Heavy Metals (Pb) | ≤0.005% | |
Bulk Density | 0.85 g/mL (0~325 mesh) 0.9 g/mL (120~325 mesh) | Chloride | ≤0.01% | |
Crystal Structure | Trigonal (hex) | Sulfate | ≤0.05% | |
Solubility | Insoluble in water at room temperature | Ignition Loss | ≤5.0% | |
Conductivity | Non-conductive at room temperature | Iron | ≤0.01% |
1. What's your delivery time?
It usually needs about 15 days - 30 days after receiving the down payment .
2.Do you have any experiences of export?
Yes,and Now we have gained a global sales network reaching Japan , Taiwan, Russia,Indonesia, Korea, Vietnam, Pakistan, Bulgaria, French, India, Congo, Angola, South Africa, and so on.
3. Do you provide free samples?
Yes, we can provide a free sample for testing, If we have sample in stock, The quantity based on the material type, Then the buyer should bear the courier charge .
4. Can we visit your factory?
Yes, You are very welcome to visit our factory, and we are happy to have a customer and friend.
5. Are you a factory or trading company?
Dengfeng Hongsheng Abrasives Co., Ltd. was established in 2001. It is a professional manufacturer of all kinds of abrasive materials.