Skip to content 
Paper Tube & Core Cutting Blades
Core Cutter Blades for Paper Tubes and Cores
Cutting dense paper tubes and cores requires exceptional blade strength and precision. SUNDI provides a wide range of core cutter blades engineered for smooth, burr-free cuts in paper cores, cardboard tubes, and composite sleeves. Whether you’re converting tissue rolls, film cores, or industrial paper tubes, our blades ensure clean results, long service life, and compatibility with most core cutting machines. We also offer custom sizes based on your samples or drawings to match your production needs.
Types of Core Cutter Blades
Circular Slitter Blades
Straight Knife Blades
Toothed / Serrated Blades
Tungsten Carbide Circular Blades
Crush Cut Knives
Optional Features:
Materials Available: Tungsten Carbide, HSS, SKD11, Tool Steel
Surface Treatments: TiN, TiCN, Non-stick Coating
Custom Options: Outer diameter, thickness, and bore size can be tailored to your machine or application needs.
- Quality Assurance
- OEM/ODM Service
- Cost Saving
- Fast Delivery
Specification:
Below are some of the most commonly used specifications for paper tube and core cutting blades. SUNDI offers standard sizes suitable for Appleton and similar North American machines, as well as metric sizes for global and customized applications. We also support custom manufacturing based on your drawings, samples, or specific cutting needs to ensure precise performance across diverse converting systems.
Compatible with Appleton and similar North American equipment
| OD (inch) | ID (inch) | Thickness (inch) |
|---|---|---|
| 3.000 | 0.3125 | 0.062 |
| 3.000 | 0.3125 | 0.062 |
| 2.000 | 0.3120 | 0.062 |
Flexible options for international and custom slitting systems
| Outer Diameter (OD) | Inner Diameter (ID) | Thickness (T) |
|---|---|---|
| 200 mm | 32 mm | 2.5 mm |
| 100 mm | 35 mm | 1.3 mm |
| 160 mm | 32 mm | 2.5 mm |
| 90 mm | 22 mm | 1.5 mm |
| 90 mm | 60 mm | 1.2 mm |
| 110 mm | 25.4 mm | 1.5 mm |
English 
Russian 
German 
Spanish 
French 
Portuguese