Jining Qinfeng Machinery Hardwae Co., Ltd.
| Payment Terms | L/C, D/A, T/T, Western Union |
| Supply Ability | 10000PCS/MONTH |
| Delivery Time | 3 DAYS |
| Packaging Details | CARTON |
| AppliCATEion | Machinery |
| Color | Silver |
| Grade | 4.8 |
| Head Type | Hex Head |
| MOQ | 1000pcs |
| Material | Steel |
| Product Name | Clamping Nuts |
| Shape | Hexagon |
| Size | M3-M20 |
| Standard | DIN |
| Surface Treatment | Zinc Plated |
| Thread Type | Metric |
| Usage | Fastening |
| Brand Name | QFMH |
| Model Number | ER8, ER11, ER16, ER20, ER25, ER32, ER40, ER50 |
| Place of Origin | CHINA |
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Product Specification
| Payment Terms | L/C, D/A, T/T, Western Union | Supply Ability | 10000PCS/MONTH |
| Delivery Time | 3 DAYS | Packaging Details | CARTON |
| AppliCATEion | Machinery | Color | Silver |
| Grade | 4.8 | Head Type | Hex Head |
| MOQ | 1000pcs | Material | Steel |
| Product Name | Clamping Nuts | Shape | Hexagon |
| Size | M3-M20 | Standard | DIN |
| Surface Treatment | Zinc Plated | Thread Type | Metric |
| Usage | Fastening | Brand Name | QFMH |
| Model Number | ER8, ER11, ER16, ER20, ER25, ER32, ER40, ER50 | Place of Origin | CHINA |
| High Light | 20CrMnTi Clamping Nuts ，Chrome Steel Clamping Nuts ，M20 ER20 Collet Nut | ||
ER Precision A/M/UM Nut Chrome Steel/20CrMnTi Clamping Nuts er collet nut
ER25-T2 Collet Nut For Collet Chuck ,High Precision Clamping Nut for tool holder A, M, UM/RD, KM/RD,The self-locking function of the barrel clamp ensures that the barrel clamp will not fall off during installation. Specially designed for high-speed machinery, good balance. The special anti-corrosion treatment reduces the friction between the clamp and the nut, greatly improves the clamping force, and has the ability to block pollutants.
1. Er Nut for tool holder Materials: 42Crmo; 20CrMnTi
2.Er Collet Nut for tool holder Hardness: HRC50-53
3. Er Clamping Nut for tool holder Accuracy: A class (8 micron), AA class (5 micron)
4.High Precision Clamping Nut for tool holder : A, M, UM/RD, KM/RD
5. Cryogenic treatment and thermal aging treatment are used in the process to improve the accuracy and dimensional stability.
6. Thread and 30 degree inclined surface are processed once. The tolerance grade of thread is 4H, and the accuracy is gradually tested.
7. Preset dynamic balance G2.50000/25000/30000 RPM;
8. Surface coating treatment, improve surface hardness, wear resistance, improve cleanliness, better rust and corrosion resistance, more stable accuracy, smoother surface, more comfortable feel, more beautiful appearance
ER Precision A/M/UM Nut is a type of nut that is commonly used in mechanical and industrial appliCATEEions. It is known for its high precision and accuracy in fastening components together. The "A/M/UM" in the name refers to the different sizes available, with "A" being the smallest size and "UM" being the largest size.
ER Precision A/M/UM Nuts are typically made from high-quality materials such as stainless steel or alloy steel to ensure durability and resistance to corrosion. They are designed with a specific thread pitch and diameter to match the corresponding bolt or screw. This precise fit helps to prevent loosening or stripping of the fastener during operation.
These nuts are often used in industries such as automotive, aerospace, and manufacturing, where precision and reliability are crucial. They can be found in various appliCATEEions, including machinery, equipment, and structural assemblies.
Overall, ER Precision A/M/UM Nuts are a reliable choice for fastening components together with high precision and accuracy.
| TYPE | MODEL | D(mm) | L(mm) | M | Wt(kg) |
| A | ER11-A | 19 | 11.3 | M14*0.75 | 0.005 |
| ER16-A | 28 | 17.5 | M22*1.5 | 0.01 | |
| ER20-A | 35 | 19 | M25*1.5 | 0.05 | |
| M | ER8-M | 12 | 12 | M10*0.75 | 0.005 |
| ER11-M | 16 |
| M13*0.75 | 0.01 | |
| ER16-M | 22 | 18 | M19*1 | 0.05 | |
| ER20-M | 28 | 18 | M24*1 | 0.6 | |
| ER25-M | 35 | 20 | M30*1 | 0.08 | |
| UM | ER25-UM | 42 | 20 | M32*1.5 | 0.14 |
| ER32-UM | 50 | 22.5 | M40*1.5 | 0.2 | |
| ER40-UM | 63 | 25.5 | M50*1.5 | 0.3 | |
| ER50-UM | 78 | 35.5 | M64*2 | 0.5 |
Company Details
Business Type:
Manufacturer,Seller
Year Established:
2000
Total Annual:
50-100
Employee Number:
50~100
Ecer Certification：
Active Member
JINING QINFENG MACHINERY HARDWARE CO.,LTD Chinese Machine ToolAssociation member units,production of spring chuck`s professional factory , known as machine tool accessory manufacturing experts. The fixed assets of 10million yuan,with CNC Lathes,CNC milling machines,machining centers,high-precision g... JINING QINFENG MACHINERY HARDWARE CO.,LTD Chinese Machine ToolAssociation member units,production of spring chuck`s professional factory , known as machine tool accessory manufacturing experts. The fixed assets of 10million yuan,with CNC Lathes,CNC milling machines,machining centers,high-precision g...
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