Description
Materials & Technical Specifications
| Item | Options / Capability |
|---|---|
| Material | SKD11 / Other Alloy Tool Steels |
| Hardness | Application-Specific / Custom |
| Outside Diameter | Custom |
| Inside Diameter | Custom |
| Thickness | Custom |
| Groove Profile | Standard / Custom |
| Surface Finish | Precision Ground / Polished / Custom |
| Thickness Tolerance | Up to ±0.001 mm |
| Ultra-Precision Option | Up to ±0.0005 mm |
| Parallelism | ≤0.002 mm |
| Flatness | ≤0.002 mm |
| Mounting Features | Keyways, Pin Holes / Custom |
| Marking | OEM Laser Marking / Custom |
Actual tolerances depend on disc dimensions and customer specifications.
Applications
Overarm Separator Discs are used for:
- Carbon Steel
- Stainless Steel
- Aluminum
- Copper
- Electrical Steel
- Coated Metal Strip
They are installed on the overarm shaft to help maintain strip separation, alignment and recoiling stability after slitting.
Complete Slitting Line Tooling
In addition to Overarm Separator Discs, we manufacture:
- Rotary Slitter Knives
- Slitting Line Spacers
- Precision Shims
- Bonded Rubber Stripper Rings
- Other Slitting Line Tooling Components
Individual components or matched tooling sets can be supplied according to existing slitting line specifications.
FAQ
What is an Overarm Separator Disc used for?
It is installed on the overarm shaft after the slitting section to separate and guide slit strips during recoiling.
What material are separator discs made from?
SKD11 is a common material. Other alloy tool steels can be supplied according to specific requirements.
Can you manufacture custom separator discs?
Yes. We manufacture according to drawings, samples, existing tooling dimensions or machine requirements.
Can the dimensions and hardness be customized?
Yes. Diameter, thickness, groove profile, hardness, surface finish and mounting features can be customized.
Do you support small-batch production?
Yes. Custom and small-batch production is available according to product specifications and order requirements.
Request Custom Overarm Separator Discs
Send us your drawing, sample, dimensions, strip material or overarm shaft requirements for technical review and quotation.

