Dann Hydraulic is a professional manufacturer specializing in Deublin Rotary Union replacement solutions, providing high-quality compatible rotary unions for CNC machine tools, machining centers, drilling machines, grinding machines, and industrial air applications. Our Deublin 355 Series Rotary Union replacements are designed according to the original dimensions and performance requirements of Deublin 355 models, offering reliable sealing performance, stable rotation, long service life, and cost-effective alternatives for global customers.
With years of experience in rotary union manufacturing, we support customers worldwide with OEM replacement solutions, customized designs, technical consultation, and fast delivery.
Whether you need a replacement for a worn Deublin 355 rotary union or require a customized coolant rotary joint for your machine application, Dann Hydraulic provides professional engineering support from design analysis to final testing.
The Deublin 355 Series Rotary Union is a precision-engineered rotary joint mainly used for transferring air, cutting fluid, and other media between stationary supply systems and rotating machine components.
During CNC machining operations, high-speed rotating spindles require a continuous supply of air to control temperature, remove chips, and maintain machining accuracy. The rotary union acts as the critical connection component that allows fluid transfer while maintaining rotation.
Typical applications include:
The 355 Series is widely recognized for compact structure, reliable sealing, and compatibility with demanding machining environments.
As a professional rotary union manufacturer in China, Dann Hydraulic provides replacement solutions for various Deublin 355 Series models.
Our replacement rotary unions are manufactured based on:
We help customers reduce maintenance costs while maintaining reliable machine performance.
Compared with purchasing original imported rotary unions, our replacement solutions provide:
Manufactured directly from our factory, our Deublin 355 replacement rotary unions help customers significantly reduce procurement costs without compromising reliability.
As a direct manufacturer, we maintain flexible production capacity and can provide faster delivery compared with overseas original brands.
Our engineering team carefully analyzes original rotary union specifications to ensure dimensional compatibility and easy installation.
We provide professional support including:
At Dann Hydraulic, rotary unions are not simply assembled products. Each unit is manufactured through controlled machining, assembly, and testing processes.
Our production capabilities include:
The housing and rotating components are processed using high-precision CNC machining equipment to ensure:
The sealing system is one of the most important components of a rotary union.
Depending on application requirements, we provide sealing materials including:
Different seal combinations are selected according to:
Before shipment, every rotary union is inspected through:
Our quality control process ensures every Deublin 355 replacement rotary union meets industrial application requirements.
CNC machining requires stable coolant delivery during high-speed spindle operation.
Our rotary unions support:
They help maintain:
Automotive component manufacturers use coolant rotary unions in:
Reliable coolant circulation improves production efficiency and reduces downtime.
Precision molds require stable machining conditions.
A high-quality coolant rotary union helps maintain:
Unlike trading companies, Dann Hydraulic focuses on rotary union design and manufacturing.
Our products cover:
Working directly with our factory provides:
Our engineers have practical experience solving rotary union problems in different industries, including:
We understand that selecting the correct rotary union requires more than matching dimensions. Application conditions such as speed, pressure, medium, and temperature must also be considered.
Dann Hydraulic supplies rotary union replacement solutions to customers worldwide, including:
We understand international procurement requirements and provide:
The Deublin 355 Series Rotary Union is mainly used for transferring coolant and cutting fluid into rotating CNC machine components while maintaining continuous rotation.
Yes. We manufacture compatible replacement rotary unions designed according to original Deublin 355 specifications and customer application requirements.
Yes. Our replacement units are widely used in CNC machining centers, milling machines, drilling machines, and other coolant applications.
Service life depends on operating speed, coolant quality, pressure, installation conditions, and maintenance. Proper selection and installation significantly improve service performance.
Yes. We provide OEM and customized rotary union solutions according to drawings, samples, and machine requirements.
If you are looking for a reliable Deublin Rotary Union 355 Series replacement manufacturer, Dann Hydraulic can provide professional technical support and competitive factory-direct solutions.
Send us your:
Our engineering team will help you select the right rotary union solution.
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Deublin Rotary Union Replacement Manufacturer | Custom Solutions Available
