China ER Nut Manufacturers Suppliers Factory - Wholesale Service

Your Professional ER Nut Supplier

Dezhou Newrgy Machinery Co.，Ltd it is an enterprise specializing in the production of machine tool accessories and precision machinery. The main products are collets, CNC tool holders, heat shrinkable tools, drill chucks, pull studs, nuts and spanners/wrenches, CNC vises, end mills etc.

Why Choose us

Well-Experienced
The company has experienced technical R&D personnel who can make complex product samples according to samples or drawings. With the best product quality, the most reasonable product price, and the most thoughtful and convenient service.

Advanced Production Equipment
The company has more than 50 sets of advanced production and testing equipment, and hopes to cooperate with more customers for common development and mutual benefit.

OEM Services
We provide OEM services to partners who require customized manufacturing solutions.

Types of ER Nut

The ER nut produced by our company mainly include the following types:

CNC Clamping ER Nut

The high-precision ER20, ER25 and ER32 dust nuts are carefully designed to provide reliable and accurate clamping of cutting tools while also protecting against contaminants common in CNC machining.

ER11 Nut

Precision ER11 Nut is suitable for ER collet chuck, ER extension , and It is used to hold drills, boring tools, engraving knives, reamers, etc.
It include two type,hex nut ER11A and Mini type ER11M.

ER16 Nut

High-precision ER16 Nut with wear-resistant, stable performance, tight fit, high-precision wear-resistant, effectively prevent nuts from being worn and broken, and wind noise.

Clamping ER32 Collet Nut

Precision ER32 Nut for CNC Tool Holder is suitable for ER type tool shank,cutter rod,extension rod nut clamping bit,boring head,carving knife and other tools.

ER20 Clamping Nut

High precision ER20 Nut is applicable to nut clamping tools,such as ER type tool holder,extension rod,tool rod,etc.It include Silver and Black two type.

ER40 Collet Nut

The high-precision ER40 Collet Nut is made of high-quality cast steel with a heat treatment hardness of 52-55HRC, which is not easy to loosen or deform.

Parameter

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Features of ER Nut

01/

Precision clamping: These ER nuts are designed for use with ER collet holders to provide precise clamping of cutting tools. This precision is critical to achieving precise machining and dimensional consistency of the finished product artifact.

02/

Dust-proof design: The ER nut is designed to protect the chuck and tool holder from various contaminants such as metal chips, coolant and dust that are common in the machining environment. This feature helps maintain the integrity of the tool holder and extends the life of the cutting tool.

03/

Compatibility: ER nuts have different sizes corresponding to the ER chuck series, namely ER20, ER25, and ER32. This compatibility ensures that the nut can be used with a variety of collet holders, adapting to a variety of shank diameters and enhancing the versatility of machining operations.

04/

Materials and Construction: These nuts are usually manufactured from high-quality materials to ensure durability, stability, and wear resistance. The materials used are chosen to withstand the demands of the CNC machining environment.

05/

Firm fastening: The design of the ER nut ensures that the chuck and cutting tools are securely and reliably fastened within the tool holder, minimizing the risk of tool slippage during processing.

06/

Performance enhancement: By keeping the chuck and tool holder a clean and protected environment, ER nuts help maintain consistent machining performance, reduce maintenance needs and extend tool life.

Package

Single CNC Clamping ER Nut is packed in plastic film and then placed in a carton.
Bulk goods are packed in pallets.

Bulk goods packaging according to your requirements

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Certificate

FAQ

Q: How does a ER nut work?

A: As the collet is pushed into the pocket by the ER nut, the slots in the collet allow the I.D. bore to collapse and apply clamping pressure to the cutting tool shank. The result is a very strong and rigid clamping force on the cutting tool.

Q: What is an ER nut?

A: An ER nut is a collet chuck holder system designed to securely clamp cutting tools. The term "ER" refers to a specific design standard for the collet, ensuring precise and reliable tool holding.

Q: How do ER nuts work?

A: ER nuts feature an extractor ring that holds the collet in place within the nut. When the nut is loosened, the extractor ring lifts the collet out of the spindle bore, facilitating easy tool change.

Q: How do I choose the Right ER collet size?

A: ER collets can accommodate a range of tool diameters by collapsing down to fit different sizes. However, a single collet size cannot hold all tool diameters. To ensure optimal performance and versatility, it is advisable to have a set of ER collets in various sizes, allowing you to hold a wider range of tools accurately.

Q: How do I Install an ER collet?

A: To install an ER collet, first clip the collet into the nut and ensure it is properly retained before installing the assembly into the spindle. This ensures proper alignment and secure clamping of the tool.

We're well-known as one of the leading er nut manufacturers and suppliers in China. Please feel free to wholesale high quality er nut at competitive price from our factory. For more information, contact us now.

Cnc Machine Tool Accessories Er Nuts, ER40 clamping nut, ER Collet Nut

ER Nut