Category
Steel Leaf Type Tension pneumatic air shaft
Slitting Machine Steel Leaf type Tension Peumatic Air Shaft

Air shaft is suitable for a full range of converting and web production operations, with a fixed leaf design for greatest core and web concentricity. It is ideal for core or coreless winding, and features a 360° radial expanding grip. Its rugged construction and design is available for any diameter or length, in steel, aluminum or lightweight carbon, with special designs available for heavy duty and extra lightweight applications. Shaft weights for your specific application are available upon request.
We manufacture to your specifications to suit your equipment, including cantilevered or custom designs. The SUNRISE Leaf Style air expanding shafts are guaranteed for one year against material and workmanship defects.
Leaf type air shaft feature:
- Expands instantaneously for fast roll mounting.
- Grips cores securely without core or roll damage.
- Used for unwind or rewind positions.
- Optional web tail gripper.
- Manual or automatic rotary union air supply.
- Positive collapse for quick roll removal.
- Positive drive and tension control.
- Reliable performance.
- Manufactured to your specifications to suit your equipment.
Leaf type air shaft parameter
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| Model | External diameter without air infalting ( Φmm) | External diameter with air inflating ( Φmm) | Apply to reel pipe with internal diameter as below( Φmm) | |
| 3" | Φ74~75 | Φ78 | Φ75.5~ Φ78 | |
| 4" | Φ99 | Φ105 | Φ101~102 | |
| 5" | Φ125 | Φ130 | Φ126~128 | |
| 6" | Φ150 | Φ154 | Φ151~153 | |
| 8" | Φ220 | Φ206 | Φ202~ Φ204 | |
| 10" | Φ250 | Φ260 | Φ252~ Φ256 | |
| 12" | Φ300 | Φ310 | Φ302~ Φ305 | |
Basic Structure:
| Working Drawing:![]() | |||
| L1(working width)+100 length calculation | 3" | other size |
| 600-1000mm | 11~16(kg) | For special calculating |
| 1000~1300mm | 16~20(kg) | |
| 1300~1600mm | 20~24(kg) | |
| 1600~2000mm | 24~30kg |
Leaf type air shaft FAQ
1. When can I get the quotation?
We usually quoted within 24 hours after receiving your inquiry. If you are very urgent to get the price, please callus or tell us in your email, so that we can regard your inquiry priority.
2. How should I place the order?
Please let us know the model number based on our specs for powder clutch, powder brake, air clutch, air brake, electromagnetic clutch, electromagnetic brake and safety chucks. For air shaft and roller, please show us your drawing, or let us know your request, and then we will provide you drawing for confirmation.
3. What’s your MOQ basis?
Normally, we don’t have MOQ request, except the rollers.
4. What about the lead time for production?
Honestly, it depends on the order quantity and the type of our products. For powder clutch, powder brake, tension controller, load cell and edge position controller which is about 3-5 days. For safety chucks, air shaft and roller which need about 15-30days.
5. What is the term of delivery?
We can arrange with EXW, FOB, CIF…etc. You can choose the most convenient one or cost-effective way.
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