| Warranty: | 1 Years |
|---|---|
| Classification: | Shaft Parts |
| Condition: | New |
| Inner Diameter of Applicable Tube: | 74mm-74.5mm(Customers Inform Core ID Exactly) |
| Outside Diameter: | 74mm-74.5mm(Can Be Customized) |
| Expanding Elements: | Aluminum Leaf |
| Customization: |
|---|
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| Expanding method: | Air Expanding Type |
| Expanding Element Material: | Aluminum Leaf |
| Outer Diameter: | 74mm-74.5mm(can be customized as per customers'demands or drawings) |
| Length: | Customized based on drawing |
| Material of Shaft Body: | Steel,Aluminum alloy |
| Material of Shaft End: | Steel |
| Color: | Silver or Tawny |
| Inner Diameter of Applicable Tube | 74mm-74.5mm(Customers need to inform their CORE ID exactly) |
Features: The expansion part are leaves, usually the height of the expansion can reach 4mm to 5mm, such as the diameter before expansion is 49mm, the diameter after expansion can reach 53mm to 54mm, special expansion height can be customized by customers,2-inch leaf type air shaft is with a coiled tube inner diameter of 50mm. The plate type air expansion shaft expands from the whole plate, the fulcrum is evenly distributed, and the force is uniform. It can be applied to machines with high precision of winding or lighter articles, such as electronic materials,battery materials,foaming, cotton, plush,paper towels,non-woven, etc., mainly based on actual needs.
Under what conditions do you need to use a slatted air shaft?
a. When the product needs to be wound in strips, and the width of a single wound product is narrow;
b. When the product requires a higher true circle;
c. When the roll paper core or other raw material roll used in the product has a thin wall or is of poor quality and is easily deformed.
Technique parameter
| Model | Inner Diameter of Paper Tube | Shaft Diameter Before Expanding | Shaft Diameter After Expanding |
| 1″ Shaft | Φ25.4mm | Φ24.5mm | Φ27.5mm-Φ28mm |
| 1.5″ Shaft | Φ38mm | Φ37mm | Φ41mm |
| 2″ Shaft | Φ50mm | Φ49mm | Φ53mm |
| 3″ Shaft | Φ76.2mm | Φ74mm-Φ74.5mm | Φ82mm |
| 4″ Shaft | Φ102mm | Φ100mm | Φ108mm |
| 6″ Shaft | Φ152.4mm | Φ150mm | Φ158mm |
| 8″ Shaft | Φ203.2mm | Φ200mm | Φ210mm |
| 10″ Shaft | Φ254mm | Φ250mm | Φ260mm |
| 12″ Shaft | Φ304.8mm | Φ300mm | Φ312mm |
Order Details
| Item Name | 3inch Leaf Type Air Expanding Shaft |
| MOQ(Minimum Order Quantity) | 1Pc |
| Lead time | 10-15 days after receiving the deposit |
| Calculated Weight | 8kg/Meter(Aluminum Body),14kg/Meter(Steel Body), |
| Package | Carton/Wooden Box |
| Price Term | EXW,FOB, CIF, etc |
| Payment term | TT,L/C,Western Union |
| Country of Origin | China |
Suppliers with verified business licenses
Audited Supplier 
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