Electric Internal Expansion Flange End Processing Machine

Flange Facer Machine are Multi-Function series machine.flange end processing machine Productmake up with three parts,have four clamp support ,internalmounted,small working radius.The novel tool holder design can berotated 360 degrees.high efficiency. Suitable for all types of flangefacing, seal groove machining, weld prep and counter boring.lt specialfor pipe ,valve ,pump flanges etc.

 

 Feature :

1.Compact structure ,Light weight ,easy to carry out.

2.Have scale of feed handwheel ,improve feed accuracy.

3.Automatic feeding in the axial direction and the radial direction,high efficiency.

4.Horizontal, vertical, inverted, tilt etc,any direction both can processed.

5.Flange end processing machine Can process flat face, water line, Continuous groove, RT) groove etc

6.Driven: Pneumatic,Hydraulic,CNC.

7.Common Tasks: Flange facing, seal groove machining, weld preparation, counterboring.

Flange end processing machine a versatile, multi-functional machining solution designed for precision flange processing across industries.

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Pre-Operation Check:

• Inspect clamps, tool holders, and connections for wear/looseness.

• Ensure power/pneumatic/hydraulic systems are secure.

• Wear safety glasses, gloves, and anti-slip footwear.

Operation:

• Avoid exceeding rated speed/load limits.

• Monitor for unusual noises/vibrations; halt immediately if detected.

• Never perform maintenance while the machine is running.

Post-Operation:

• Power down correctly and secure components.

1. Machine Vibration

Significant vibration during machining not only affects machining accuracy but also accelerates tool wear and damages the drive system.

Solutions:

Recheck and reinforce the fastening of the flange

Before starting the feed, ensure the tool is securely locked in the tool holder

Reduce cutting depth

Reduce feed rate

2. Rough Surface Finish / Chatter Marks

Chatter marks, scratches or uneven rough surfaces on the flange sealing face reduce sealing performance.

Solutions:

Promptly rotate or replace worn blades; most carbide blades are designed with four usable cutting edges.

Choose cutting tool material suitable for the workpiece material (carbon steel/stainless steel, etc.).

Use a two-step cutting method: first perform heavier rough cutting, then lighter finishing cutting.

Recalibrate the machine's balance.

Adjust the feed speed to an appropriate range.

3. Excessive Tool Wear

Tool life is significantly shortened, and insert edge wear rate far exceeds normal levels.

Solutions:

 Properly reduce cutting speed
Replace with carbide material with higher wear resistance- Use PVD-coated inserts, which can extend tool life by 3-4 times
Use cutting fluid during machining to reduce tool temperature
Regularly check the wear condition of the inserts

4. Substandard Sealing Surface Finish

The finished flange surface is too smooth or too rough, causing leakage after installation. A common problem in flange face machining is a mismatch between sealing surface roughness and gasket type.

Solutions:

Refer to ASME/ANSI standards to select the correct surface roughness range (usually controlled between 125–500 AARH).

Use the correct tools to repair damaged sealing surfaces.

Ensure the flange surface is flat and not warped.

When removing old gaskets, do not use chisels, screwdrivers, or grinders to remove residues to avoid scratching the flange surface.

5. Flange Misalignment

Bolt holes of mating flanges cannot align, or there are irregular gaps between flange faces.

Solutions:

Perform on-site alignment and calibration of the flange

Use standards such as ASME B16.5 as a basis for alignment calibration

If necessary, re-machine the flange face to restore flatness

Conduct a comprehensive dimensional check before installation

We Are reliable China electric flange facing machine supplier

The company's top ten series and dozens of products have been exported tomore than 60 countries and regions such as Europe, America, the Middle East,and Southeast Asia

• 5K +
  Completed Projects
  5k complete work
• 60 +
  Our Expert
  Professional technical teamr

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Brief Introduction

Zhejiang Wellnit Machinery Manufacturing Co., td., located in Shuige lindustrial Zone, Liandu District, LishuiCity, specializes in the production of electric, pneumatic, hydraulic, CNc, and explosion-proof groove cuttingmachinery. After years of development, the company has won the domestic and interational markets withexcellent quality and perfect service, and is highly praised and trusted by users.

Professional team

29,00+ experts worldwide
Senior project managers effectively control all aspects of the project

7x24 hours delivery

Located in 27 cities around the world,with 50 delivery centers,providing 200+ languages,7x24 hours delivery capacity,is the best partner for enterprise globalization

 

 

 

Our Service

The company always adheres to market demand as the guide. customer satisfaction as the goal, innovation as the driving force, honesly and irustworthiness as the principle, and the pursuit of quality and low price! The company has a group of experienced senior management, sales, and development talents. laying a solid foundation for the development and growth of the enterprise: Advanced management concepts and a comprehensive service system have injected new vitalityinto the enterprise!...

Product consultation and selection support

Support customers to send samples to the company for trial processing

Customized technical solutions.

Technical training and long-term support.

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Our Product

Desktop pipeline cutting and beveling machine, hem cnc pipeline high-speed beveling machine,desktop high-speed pipeline beveling machine, OD-Mounted Pipe Cutting and Beveling machine, Internal expansion type pipe beveling machine, OD-Mounted Auto-feed Pipe Beveling machine, Portable Flange Processing Machine, Portable manual flange machine.

Product Application

The products are widely used in the installation and maintenance of pipeline engineering in petroleum. power. steel, chemicalindustry, shipbuilding and natural gas, nuclear industry, pressure vessel and other industries, such as the West-East Gas Pipeline Project, and are increasingly used in the field of equipment emergency repair, achieving significant produclionand economic benefits.

Production Equipment

We have hundreds of production equipment including machining centers, CNC lathes, gear shaping machines, wire cutting machines, surface grinders, cylindrical grinders, etc.

Production Market

The company's top ten series and dozens of products have been exported to more than 60 countries and regions such as Europe, America, the Middle East, and Southeast Asia

who choose us?

 

The company strictly controls quality in every link from design, development to production, implements a testingsystem in line with world - class industrial standards, and establishes strict standards for the entire productionprocess, striving for excellence to demonstrate the company's rigorous quality

one-stop solution

professional team

high quality

 

Cooperative Partner

 After years of development, on the basis of the company's high penetration express delivery network covering the country and major countries and regions around the world, we provides customers with integrated supply chain solutions through procurement, production, circulation, sales and after-sales.

Qualifications And Honors
 

The qualifications and honors obtained by the company are not only an affirmation of the achievements the enterprise has made in the past, but also an encouragement and spur for it to create brilliance tomorrow. To stride forward to new heights relies on the team's tenacious struggle and unceasing belief!

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