




Standard of China | Standard of international | Mesh | Polishing effect | Standard of China | Standard of international | Mesh | Polishing effect |
W0.1 | 0-0.1 | 100000 | Super mirror polishing | W12 | 8-12 | 1600 | Normal polishing |
W0.25 | 0-0.25 | 60000 | W14 | 7-14 | 1500 | ||
W0.5 | 0-0.5 | 30000 | Mirror polishing | W14 | 8-16 | 1300 | |
W1 | 0-1 | 15000 | W20- | 10-20 | 1200 | ||
W1.5- | 0-2 | 13000 | W20 | 12-22 | 1000 | ||
W1.5 | 1-2 | 12000 | Fine polishing | W20+ | 15-25 | 800 | |
W2.5 | 1-3 | 10000 | W28 | 20-30 | 700 | ||
W3 | 2-3 | 7000 | W28+ | 22-36 | 600 | ||
W3.5 | 2-4 | 6500 | W40- | 20-40 | 500 | Rough grinding | |
W3.5 | 2-4 | 6000 | W40 | 30-40 | 450 | ||
W4 | 2-5 | 5000 | W40+ | 35-45 | 400 | ||
W5 | 3-6 | 4000 | W50 | 36-54 | 350 | ||
W6 | 4-6 | 3500 | 325/400 | D46 | 320 | ||
W7 | 4-8 | 3000 | Normal polishing | 270/325 | D54 | 270 | |
W10 | 4-9 | 2500 | 230/270 | D64 | 230 | ||
W10 | 5-10 | 2000 | 200/230 | D76 | 200 | ||
W10 | 6-12 | 1800 |
Grit | Mest | Grit | Mest |
80/100 | 80# | 230/270 | 230# |
100/120 | 100# | 270/325 | 270# |
120/140 | 120# | 325/400 | 325# |
140/170 | 140# | 400/500 | 400# |
170/200 | 170# | 500/600 | 500# |
200/230 | 200# |
Grit | MBD0 | MBD1 | MBD2 | MBD3 | MBD4 | MBD5 | MBD 6/8 | MBD10/12 | SBD25-30 |
30/35 | √ | √ | √ | √ | √ | √ | √ | √ | √ |
35/40 | √ | √ | √ | √ | √ | √ | √ | √ | √ |
40/45 | √ | √ | √ | √ | √ | √ | √ | √ | √ |
45/50 | √ | √ | √ | √ | √ | √ | √ | √ | √ |
50/60 | √ | √ | √ | √ | |||||
60/70 | √ | √ | √ | √ | √ | ||||
70/80 | √ | √ | √ | √ | √ | ||||
80/100 | √ | √ | √ | √ | √ | √ | |||
100/120 | √ | √ | √ | √ | √ | √ | |||
120/140 | √ | √ | √ | √ | √ | √ | |||
140/170 | √ | √ | √ | √ | √ | √ | |||
170/200 | √ | √ | √ | √ | √ | √ | |||
200/230 | √ | √ | √ | √ | √ | √ | |||
230/270 | √ | √ | √ | √ | √ | √ | |||
270/325 | √ | √ | √ | √ | √ | √ | |||
325/400 | √ | √ | √ | √ | √ | √ | |||
400/500 | √ | √ | √ | √ | √ | √ |



- Since its inception in 1990, Zhecheng County Xinrui Diamond Tools Company Limited, formerly known as Zhecheng County Jingxin Super Abrasive Products Company Limited, stands strategically located in Zhe Cheng County, Henan Province, the heart of man-made diamond innovation in Henan Province, China, sprawling over a vast 26,000 square meters.
- From our very beginning, we have dedicated ourselves to the art of creating, researching, and marketing premium diamond powders and abrasive tools.
- The extensive array of our flagship products includes artificial diamond micro powder, extraordinary diamond superfine powder, precision diamond shaping material, robust diamond crushing material, electroplated diamond, versatile diamond soft grinding pieces, high-performance diamond grinding paste, cutting-edge diamond tool tips, efficient diamond saw blades,diamond disk diamond polycrystalline composite piece PCD ,durable elastic grinding blocks,abrasive disc cutters,precision diamond grinding wheels, innovative lab-grown diamonds,opening tools and many more.
- Our versatile products serve a multitude of fields including stone work, machinery, electronics, aviation, geology, and more, becoming the favored choice for grinding and polishing gems, optical instruments, glass, and ceramic tools.
- We proudly offer bespoke custom processing services tailored to meet the unique specifications of our esteemed clientele.
- Equipped with cutting-edge equipment and instruments, we ensure precision and quality for your needs.
- Our team of expert R&D professionals is here to support your journey and propel progress together.
- Our skilled production personnel meticulously oversee every detail.
- With a genuine service ethos and a vibrant enterprise atmosphere, we are committed to excellence.
- Embracing the motto of "sincerity, pursuitand excellence" as our guiding principle, we stand ready to help you overcome any challenges.
- Xinrui Diamond eagerly anticipates the opportunity to collaborate with you.




1. Q: How do we guarantee quality?
A: Always have a pre-production sample before mass production; Always carry out final inspection before shipment;
2. Q: How can I place an order with us?
A: First of all, contact us, make an inquiry and get a quote within 24 hours. Next, we will send the product to you by the appropriate logistics method after receiving your payment. Finally, you will receive the product in about 2 to 4 working weeks.
3. Q: How can I visit your company and inspect the products?
A: Take a plane to Zhengzhou Xinzheng International Airport. We will pick you up at the airport and help you book your hotel. All free services.
4.Q: What can you buy from us?
A: Diamond powder, Diamond Polishing Pad, Diamond Grinding Wheel, Diamond Core Bit, lapping paste, synthetic diamond
5.Q: Why should you buy from us not from other suppliers?
A: Our core team had been in the business line of diamond tools for more than 20years, and 20 years rich experience in manufacturing and supplying all kinds of Diamond Tools. We are keep improving our technology and capacity. We are focus and professional.
6. Q: How do I pay?
A: The payment methods include telegraphic transfer, Western Union, Bank of China, etc. The specific payment method is determined according to the result of communication between the two parties. If you come to China, you can pay in cash. You can also transfer
7.Q: How do you ship the goods and how long will it take to arrive?
A: We usually ship by DHL, UPS, FedEx or TNT. It usually takes 7-30 days to arrive. Air and sea freight may be optional.