CNC Turning Stainless Steel Parts Without Finish

  • Material: Stainless Steel 321
  • Size: Customized
  • Process: CNC turning
  • Surface treatment: n/a

Is It Possible to Turn Stainless Steel Without a Finishing Pass?

Yes, you can achieve a functional part without a final finishing pass. However, the surface finish will be rougher compared to a dedicated finishing step. It will exhibit tool marks and potentially have minor imperfections like burrs. So we do it like this:

  • Sharp, high-quality tools: Utilizing sharp and high-quality cutting tools designed for stainless steel is crucial. This helps minimize tool wear and ensure cleaner cuts.
  • Proper cutting parameters: Selecting the correct speed, feed rate, and depth of cut is essential for efficient machining and minimizing heat generation. Consulting reference guides or consulting experienced machinists is recommended.
  • Minimize tool engagement: Reducing the amount of material removed per pass by using a smaller depth of cuts helps manage heat generation and tool wear.
  • Lubrication: Using a cutting lubricant specifically formulated for stainless steel helps reduce friction, heat generation, and tool wear.

What Are the Advantages of CNC Turning Stainless Steel Parts Without Finish?

  • Reduced Production Time: The most apparent advantage is the potential for faster production. Skipping the finishing step eliminates the additional time and setup required for that process. This can be beneficial for projects with tight deadlines or high production volumes.
  • Lower Cost (potentially): In some cases, skipping the finishing step can reduce overall costs. This includes eliminating the cost of finishing tools, materials, and related labor.
  • Improved Machinability: In certain situations, eliminating the finishing pass can improve machinability. This is because a dedicated finishing pass often involves lighter cuts with smaller tool engagement. Skipping this step and using a single, deeper cut with appropriate parameters can sometimes lead to more efficient material removal.

Why Choose JTR?

Chongqing Jin Te Rui Machine Co., Ltd. specializes in professional mass manufacturing and rapid prototyping services such as CNC machining, die casting, 3D printing, rapid tooling and injection molding, plastic and aluminum extrusion, sheet metal prototyping, and new product design and development integration. We can realize your design in a matter of hours thanks to our excellent manufacturing solutions. This allows you to thoroughly test the product and make any changes needed to improve the design before it goes into full production.