Deublin 2117 Series Rotary Union Replacement Manufacturer

Description

Compatible Replacement Solution for CNC Machine Tools, Coolant Transfer and Industrial Applications

DANN Hydraulic provides high-quality replacement rotary unions compatible with Deublin 2117 Series rotary union applications. Our engineers manufacture precision rotary unions designed for reliable coolant transfer, compressed air, and industrial fluid applications.

As an experienced rotary union manufacturer in China, we support global customers with OEM replacement solutions, custom specifications, and engineering assistance for various machine tool applications.

Product Overview

The Deublin 2117 Series Rotary Union Replacement is a compact single-passage rotary union designed for transferring fluids between stationary and rotating components.

This type of rotary union is widely used in:

• CNC machining centers
• Automatic production equipment
• Machine tools
• Grinding machines
• Industrial rotating systems

Our replacement rotary union is developed according to common industrial requirements, providing stable sealing performance, accurate installation dimensions, and reliable operation under demanding working conditions.

It is an ideal alternative solution for customers looking for a Deublin 2117 rotary union replacement with competitive pricing and flexible customization options.

Key Features of Deublin 2117 Compatible Rotary Union

1. Compact Single Passage Design

The single-channel structure allows efficient transfer of coolant, air, and light oil while maintaining a compact installation footprint.

Benefits:

• Space-saving rotary union design
• Stable fluid transfer
• Easy installation and replacement
• Suitable for CNC spindle applications

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2. Reliable Mechanical Seal Performance

A precision mechanical seal system helps reduce leakage risks during continuous rotation.

Designed for:

• High-speed rotating applications
• Long operating cycles
• Stable coolant circulation
• Reduced machine downtime

Proper seal material selection can be customized according to:

• Coolant type
• Temperature range
• Pressure requirements
• Rotation speed

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3. Precision Machined Metal Housing

The rotary union body is manufactured through precision machining processes to ensure:

• Accurate dimensions
• Stable mounting compatibility
• Corrosion resistance
• Long service life

Our manufacturing process includes:

• CNC machining
• Surface finishing
• Dimensional inspection
• Performance testing

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4. Wide Media Compatibility

The Deublin 2117 compatible rotary union can be configured for different industrial media:

Supported fluids:

• Water-based coolant
• Cutting fluid
• Compressed air
• Hydraulic oil
• Light lubricating oil

Different sealing materials are available depending on application requirements.

Technical Applications

CNC Machine Tool Applications

Rotary unions are critical components in CNC equipment because they allow coolant or air to pass into rotating parts while maintaining continuous operation.

Typical applications include:

• CNC machining centers
• Milling machines
• Lathes
• Grinding machines
• Drilling equipment

A reliable coolant rotary union helps maintain:

• Stable cutting temperature
• Improved machining accuracy
• Extended tool life
• Reduced maintenance frequency

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Industrial Automation Equipment

The 2117 Series replacement rotary union can also be used in automated production systems requiring continuous rotary media transfer.

Common industries:

• Metal processing
• Automotive manufacturing
• Precision machinery
• Industrial equipment

  

Why Choose DANN Hydraulic as Your Rotary Union Replacement Supplier?

Experienced Rotary Union Manufacturer in China

DANN Hydraulic specializes in manufacturing:

• Rotary unions
• Rotary joints
• Swivel joints
• Custom fluid transfer components

With experience in industrial replacement solutions, we understand the requirements of international customers replacing imported rotary unions.

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OEM Replacement Engineering Capability

Instead of only supplying standard products, we provide engineering support including:

• Drawing review
• Dimension confirmation
• Thread modification
• Seal optimization
• Material selection

Customers can provide:

• Original rotary union model number
• Product drawings
• Installation photos
• Machine information

Our engineers can evaluate and develop a suitable replacement solution.

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Strict Quality Control

Each rotary union replacement product is inspected before shipment.

Quality control includes:

• Appearance inspection
• Dimension measurement
• Thread verification
• Rotation testing
• Leakage inspection

This ensures consistent performance for industrial applications.

Deublin 2117 Series Replacement vs Original Rotary Union

  

Common Problems When Replacing Deublin 2117 Rotary Union

Rotary Union Leakage

Possible causes:

• Seal wear
• Incorrect installation
• Improper media compatibility
• Excessive operating conditions

Solution:

Select suitable sealing materials and confirm working parameters before replacement.

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Short Service Life

Possible reasons:

• High contamination in coolant
• Excessive speed
• Incorrect pressure rating

Solution:

Provide application details to optimize the rotary union configuration.

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Incorrect Installation Dimensions

Before ordering replacement rotary unions, customers should confirm:

• Shaft/thread size
• Port configuration
• Overall dimensions
• Rotation direction

DANN Hydraulic provides technical assistance for replacement verification.

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Custom Rotary Union Solutions Available

Besides standard Deublin 2117 compatible models, we provide customized rotary union manufacturing services.

Customization options include:

Connection Design

• Metric thread
• NPT thread
• BSP thread
• Custom mounting interface

Material Options

• Stainless steel
• Aluminum alloy
• Hardened components

Seal Options

• Carbon graphite
• Ceramic
• PTFE
• Customized sealing materials

Frequently Asked Questions (FAQ)

What is a Deublin 2117 Series Rotary Union?

The Deublin 2117 Series is a compact rotary union designed for transferring fluids between stationary and rotating machine components, commonly used in CNC machining applications.

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Can you manufacture a replacement for the Deublin 2117 Rotary Union?

Yes. DANN Hydraulic provides compatible replacement rotary unions based on original model information, drawings, samples, or application requirements.

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Is this rotary union suitable for CNC coolant applications?

Yes. The 2117 compatible rotary union is commonly used for coolant transfer in CNC machine tools and industrial equipment.

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Do you provide customized rotary unions?

Yes. We provide OEM replacement development, thread customization, seal selection, and engineering support.

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How can I confirm the correct replacement model?

Please provide:

1. Original rotary union model
2. Machine model
3. Working media
4. Pressure and speed requirements
5. Installation photos

Our engineers will help confirm compatibility.

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Request Your Deublin 2117 Rotary Union Replacement Quote

Looking for a reliable Deublin 2117 Series Rotary Union replacement manufacturer?

Contact DANN Hydraulic for:

Factory-direct pricing
Engineering support
Custom rotary union solutions
Fast response for replacement projects

Send us your model number, drawing, or machine details today.