1 Inch to 3 Inch Leaf Type Pneumatic Adapter
1. The 1" VS 3" core adapter is installed for 1inch air shaft or 1inch axle ;
2. With the help of expanding on 1" air shaft and the lock-ring on core adapter , the adapter can be fixed.
3. It can be fixed in anywhere by the single or double way.
Name: | 1”vs 3”Lug Type Air Adaptor |
Model: | Leaf Type |
Expanding elements: | Aluminum Leaves |
Outer Diameter of Adaptor: | 74-75mm(can be customized) |
Inner Diameter of Adaptor: | 25mm(can be customized) |
Adaptor Body | Aluminum |
Cover/Half Ring | Aluminum |
Colour | Brown/Golden |
Function of 1inch VS 3inch Leaf Type Pneumatic Expanding Adapter
1. The 1" VS 3" core adapter is installed for 1inch air shaft or 1inch axle ;
2. With the help of expanding on 1" air shaft and the lock-ring on core adapter , the adapter can be fixed.
3. It can be fixed in anywhere by the single or double way.

Features of 1inch VS 3inch Leaf Type Pneumatic Expanding Core Chuck
1. The 1" VS 3" Core Chuck for air shaft/air drums has leaf type and lug type;
2. Usage: Work on the 1inches air shaft/axle, can achieve the 3inch air shaft’s efficiency;
3. Inner bore Ø 25mm, outside diameter is Ø75mm, the length is according to the customers’ request;
4. Adopt the high quality aluminum alloy body, surface color is brown;
5. The surface of leaves(made of aluminum leaves),length is 240mm usually;
Note: The length of the air cover is determined by the customers' needs.
Main Advantages:
(a).Dramatically increase splice reliability;
(b).Improve operating speeds.
(c).Save time and cost with repeated use of cores without damaging core, which can lead to excessive dust.
(d).Wide-footprint shaft lugs provide a consistent grip on the core, without damaging the inside. Removal is simple with pneumatic and mechanical retraction of lugs that ensure the lugs never stick to the core.
(e).Available with your choice of mechanical or pneumatic expansions,set screw or clamp collar designs.
Technique parameter
Specification | 1”vs 3”leaf type pneumatic core chuck | 3”vs 5”leaf type pneumatic core chuck | 3”vs 6”leaf type pneumatic core chuck |
External Diameter Without Air Inflating(Φmm) | 75mm | 125mm | 149mm-150mm |
External Diameter With Air Inflating(Φmm) | 80mm | 130mm | 157mm |
Applicable Internal Diameter of Tube(Φmm) | 76mm | 127mm | 152mm |
Weight Calculation(KG) | 5kg | 7kg | 9kg |
Order Details
Item Name | 1 inch To 3 inch Lug Type Air Shaft Adapter |
MOQ(Minimum Order Quantity) | 1Pc |
Lead time | 14-16 days after receiving the deposit |
Calculated Weight | 5kg/Pc(Aluminum Body) |
Package | Wooden Tube/Wooden Box |
Price Term | EXW,FOB, CIF, etc |
Payment term | TT,L/C,Western Union |
Country of Origin | China |
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