


Production process:Select abrasives that meet customerre quirements,and after repeated stirring,the coating is uniform,select different temperatures,and sieve after drying.
Product features:increase the hydrophilicity,increase the degree of bonding with the resin,and increase the working life of the abrasive tool.
Product use:Mainly used for resin grinding wheels and coated abrasives.
Chemical Composition | |||
GB/T 2479-2008 | |||
type | grit | Chemical composition (%, by weight) | |
Al2O3 | Na2O | ||
WA-P | P12-P80 | ≥99.10 | ≤0.35 |
P100-P150 | ≥99.10 | ≤0.30 | |
P180-P220 | ≥98.60 | ≤0.30 | |
P240-P800 | ≥98.30 | ≤0.30 | |
P1000-P1200 | ≥98.10 | ≤0.50 | |
P1500-P2500 | ≥97.50 | ≤0.70 | |
WA-R | 0-1mm | ≥99.00 | ≤0.30 |
1-3mm | ≥99.00 | ≤0.30 | |
3-5mm | ≥99.00 | ≤0.30 | |
5-8mm | ≥99.00 | ≤0.30 |
PROPERTIES | |
Color | White |
Shape | Angular grain shape |
Crystal Form | Alpha alumina |
Specific Gravity | 3.95 |
Hardness | 2150 Knoop scale |
Magnetic Material | 0.00% |
TYPICAL BULK DENSITY | |||||||
Grit (F) | g/cm³ | Grit (F) | g/cm³ | Grit (F) | g/cm³ | Grit (F) | g/cm³ |
12 | 1.74 | 30 | 1.77 | 60 | 1.65 | 120 | 1.51 |
14 | 1.72 | 36 | 1.76 | 70 | 1.62 | 150 | 1.48 |
16 | 1.72 | 40 | 1.72 | 80 | 1.59 | 180 | 1.46 |
20 | 1.72 | 46 | 1.71 | 90 | 1.55 | 220 | 1.44 |
24 | 1.79 | 54 | 1.69 | 100 | 1.54 |





Since its establishment, the company has always adhered to the business policy of "technological innovation, harmony and win-win", and strived to build the grinding industry Well-known brands. It has successively won the titles of National High-tech Enterprise, National Science and Technology Small and Medium-sized Enterprise, and National Specialized and New Small Giant. Henan famous trademark, director unit of National Coated Abrasives Association, Zhengzhou Municipal Engineering Technology Research Center and other honors It is also one of the five units that drafted the national industry standard for high-temperature calcined corundum.
Our company currently has 3 coating production lines with an annual output of 10,000 tons,which can produce white,red and blue coatings,and can also use white fused alumina and brown fused alumina mixed coatings.







1. Question: Where is your company located? How can I visit there?
Answer: Our factory is located in Zhengzhou, China.
2. Question: Can I get a sample and how long will it take?
Answer: Yes. We can provide free samples, and you will need to pay for the shipping fee. We will send it out approximately 2 days after receiving the payment.
3. Question: What is the minimum order quantity?
Answer: Our minimum order quantity is 1T.
4. Question: Can I have my own customized product?
Answer: Yes. Your customization requirements for logos, designs, packaging, language manuals, etc. We warmly welcome it.
5. Question: Can I mix different models in one container?
Answer: No. Different models cannot be mixed in one container.
6. Question: What is the delivery time?
Answer: It takes approximately 10-15 days to complete the order. But the specific time depends on the actual situation.
7. Question: What are the payment terms?
Answer: T/T, L/C, etc. (Contact customer service)
8.Question: How does your factory conduct quality control?
Answer: We attach great importance to quality control. Each part of our product has its own quality control center.
9. Question: How do you establish a long-term and good relationship with our business?
Answer: We maintain good quality and competitive prices to ensure that our customers benefit; W respect every customer, just like our friends, and sincerely do business and make friends with them, no matter where they come from.