Black fused alumina/black corundum for grinding
USD $400 - $460 /Ton
Min.Order:1 Ton
Ningxia Yongruida Carbon Co., Ltd.
Black fused alumina/black corundum for grinding
1). Black fused alumina has good features as high hardness, strong tenacity, better bonding ability and hydrophilicity, giving less heat, good self-sharpening, smooth surface and high finish.
2). It's suitable for polishing various spare parts such as: Bicycles, sewing-machine, hard metal tools, medical apparatus, timepieces, glass products and stone grinding. It's also the right material for making abrasive tools: Fiber-reinforced cutting wheels, grinding wheels, sand cloth, paper and paste.
3). Specifications
Item | Indicators |
Color | Black |
Crystal | Trigonal system |
Hardness (Mohs) | ≥ 9.0 |
Melting point (°C) | 2050 |
The maximum temperature (°C) | 1850 |
True Density (g/cm3) | ≥ 3. 50 |
Linear expansion coefficient (0-1600 °C) | 7-9 |
4). Applications
- It is used for the bicycle, motorcycle, sewing machine, and clock parts.
- light ornament, plastic and hardware polishing, and also applicable to the sand blasting.
- It is the production materials: manufacturing resin-cutting slice, edges and corners grinding and coated abrasives.
- The black corundum particle and micro powder are suitable for stainless steel work piece polishing and abrading and making the whetstone and polishing paste.
- Black corundum sand is the preferred material of the slip-prevented road and coal pits warehousing.
5). The pictures of black fused alumina
1. Packing 25kg in plastic woven bag with pallet;
2. According to your demands.
• Ningxia Yongruida Carbon Co.,Ltd. established in 2014, located in Ningxia, where is the biggest Production base of activated carbon, Specializes in the business of activated carbon and carbon additive.
• Our main products are: activated carbon (nut shell. coconut shell. coal based. wood based as raw material ) PAM, PAC, anthracite filter media, walnut shell filter media, garnet filter media, sponge iron, manganese sand filters media, zeolite filter media, corundum, white corundum, black corundum, silicon carbide, and other refractory products. also have charcoal and shisha charcoal for hookah.
• Main export area: with many year of experiences, our products have been exported to many countries, such as Russia, Korea, Egypt, South Africa, India, Singapore, Thailand, Vietnam, The Philippines, Australia, Pakistan, Peru and UK.
Our strong team provide you reliable service that make you feel purchasing is more easier.
We ensure that we can supply capability with competitive price.
Work strictly to guarantee product quality.
Highest standard of integrity.Guarantee customer's benefit.
Why choose Yongruida?
• Professional technology, R&D team.
• Reasonable factory price.
• Best service & fast delivery.
• Flexible delivery time.
• Strict quality assurance system.
• Exporting to many countries all over the world.