Model NO.: 28*8mm
Color: Customizable
Hole: Customizable
Logo: Customizable
Hardness: 38-43HRC / 43-48HRC
Trademark: Hongri
Transport Package: Pallet
Specification: 28 inches
Origin: China
HS Code: 84329000
| Material: | 65Mn, Boron Steel |
| Hardness: | HRC 38-45, HRC 43-48 |
| Thickness: | 3.0-12.5 mm |
| Size / Dimension: | 12"-44" (300mm - 1120mm) |
| Edge of Disc Blade: | Round or Notched |
| Shape: | Flat, Concave or Wavy |
| MOQ: | 100 pcs |
| Production Capacity: | 7 million pcs annually |
| Surface Treatment: | Painting |
| Colors: | Blue or Black (Matte or Bright), Customizable |
| Hole Type: | Square, Round, Hexagon, Clover Leaf, Optional |
| Hole Size: | 27x27mm, 42x42mm, Optional |
| Working Depth: | 200mm, 300mm |
| Working Width: | 3.4m ~ 6.2m |
| Packing: | Non-fumigation Wooden Case, Metal Case According to Regional Policies |
| Feature / Characteristic: | High Wear Life Due to Special Edge Making Process |
Disc blades are suitable for disc harrows and agricultural machines. Typically, the material used is 65Mn spring steel and 40MnB steel. The hardness of 65Mn spring steel is usually 38-45HRC, while that of 40MnB steel is 43-48HRC. We can produce a wide variety of disc blades, with a maximum diameter of 46 inches (1170mm).
| Common Specifications of Disc | |||
| Dia. | Concavity | Thickness | |
| mm | inch | mm | mm |
| 255 | 10 | 12 | 3 |
| 305 | 12 | 19 | 3 |
| 330 | 13 | 25 | 3 |
| 355 | 14 | 38 | 3 |
| 410 | 15 | 38~50 | 3 |
| 430 | 17 | 57 | 3,4 |
| 460 | 18 | 38~60 | 3,4 |
| 480 | 19 | 57 | 3,4 |
| 510 | 20 | 44~63 | 3,4,5 |
| 535 | 21 | 63 | 3,4,5 |
| 560 | 22 | 60~85 | 4,5,6 |
| 585 | 23 | 75~90 | 4,5.6 |
| 610 | 24 | 75~95 | 4,5,6 |
| 660 | 26 | 86~115 | 5,6,7,8 |
| 710 | 28 | 100~130 | 5,6,7,8 |
| 760 | 30 | 120~135 | 6,7,8,10,12 |
| 810 | 32 | 120~140 | 8,10,12 |
| 910 | 36 | 120-200 | 8,10,12 |
| 960 | 38 | 120-200 | 8,10,12 |
Our Company:
HongRi Machinery Co., Ltd (HRC) is located in Shiliwang Industrial Park, established in 2006, adjacent to the 101 National Highway, just 10 km from the Beijing-Shanghai High-Speed Road. This convenient transportation makes it easy for us to reach customers across China and internationally. The company covers an area of 32,000 square meters, with a construction area of 15,000 square meters.
With over 20 years of experience in the agricultural machinery industry, we specialize in developing and manufacturing products such as disc harrows, disc plows, and disc blades. Our range includes tillage equipment, planting machinery, harvesting tools, and more. We also provide spare parts like disc blades, bale spears, sweepers, and castings. Our product lines are complete, with reliable quality and excellent performance. Our products are sold nationwide and exported to Europe, Africa, the Middle East, and Southeast Asia.
Our business integrity and quality have been widely recognized. For many years, we have maintained a Level A payment rating and a Level AA bank credit status. The government has also supported our operations and awarded us numerous honors.
Our reliable quality, considerate after-sales service, and excellent technology welcome your inquiries, consultations, and investigations. The company adheres to honest practices, aiming for mutual benefits and building the Hong Ri brand to serve you better.
Have a great day! Thank you.
If you have any questions, feel free to contact me.
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