Nano Grade Substrate Chip Alumina Polishing Powder
Alpha alumina (corundum) has high hardness and good stability. Nanoscale alumina is suitable for precision polishing of optical lenses, single core fiber connectors, microcrystalline glass substrates, crystal surfaces, etc. It has a wide range of applications. Currently, semiconductor lighting technology centered around high brightness GaN based blue LED has caused a great sensation in the field of lighting and has become a hot topic in global semiconductor research.
【Application】
It is suitable for stainless steel polishing and metallographic polishing,that can get very good surface flatness,the surface appear like a mirror .
【Specification】
1. Chemical properties:Alumina
2. Color:white
3.PSD: D50=0.8-1.2um,D99<6um
| ITEM | INDEX | ITEM | INDEX |
| Al2O3 | 98% | D50 | 0.8-1.2um |
| BET | 2-4m2/g | D90 | <3um |
| | | D99 | <6um |
【Product features】
(1) Strong versatility: the product has uniform particle distribution, can meet the requirements of smoothness and abrasion, and has a wide range of applications.
(2) No impurities: multiple screening procedures are adopted to remove impurities to ensure no scratches after use.
(3) Stable suspension: additives are added to keep the product in a good suspension state and easy to clean.
【Application methods】
Recommended specific gravity: 1.03-1.08, depending on the material and process parameters of the glass.
Applicable machine: flat polishing machine or spherical pendulum machine.
Suitable for workpiece: spherical lens with abrasion degree of 80-120, prism, motherboard substrate and other planar optical glass
【Packing】 25kgs/poly-drum ,500kgs/pallet
1 Q: Are you trading company or manufacturer?
A: We are a professional factory with more than 12 years of experience in this field. If you are convenience, we welcome you to visit our company.
2 Q: How about the packing?
A:Usually we provide the packing as 50 kg Iron Drum or 25 plastic Drum ,if you have special requirements on them, we will according to you.
3 Q: How long is your delivery time?
A: Generally it is 5-10 days if the goods are in stock. Or it is 15-20 days if the goods are not in stock, it is according to quantity.
4 Q: What are your terms of payment?
A: Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T in advance, balance before shipment.
If you have other questions, please feel free to contact us.
Our company is always paying great attention to the intellectual property and independent development, and pursuing innovation of science and technology. Our company has been recognized as “High-Tech Enterprise of Shanghai” since 2008. The project of the high-precision rare earth polishing powder passed high-tech achievements transformation, and its annual production reaches 2000 tons.We will always adhere to the philosophy of “quality first” business, and improve the quality of our product and service actively.
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