Core Shafts

6 Inch Multi Bladder Type Air Expanding Shaft
Air shaft is a special shaft for winding and unwinding. The shaft is designed by the key/leaf/lug on the surface, which will be expanded when the high-pressure gas filled enter into the shaft inside.The customer just aired the shaft through the air valve and when user want to...
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3 Inch Lug Type Air Expanding Shaft
First--a wide range of applications: Air expanding shaft as an independent design of parts, from 1 inch to 12 inches, the length are determined by the actual needs of the customer, where there are process equipment such as slit printing and rewinding, or the center winding...
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3 Inch Multi Bladder Type Air Expanding Shaft
The traditional air shaft has only a single central airbag, and the expansion force applied to each key is not uniform, and the concentricity is difficult to ensure, and the maintenance of the bladder is difficult after the damage, which is very time consuming.
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3 Inch Leaf Type Pneumatic Shaft
The leaf type pneumatic shaft is suitable for a complete 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.
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1 Inch Lug Type Air Expanding Shaft
The shaft body of air shaft is made of high-quality steel pipe, and the surface is chrome-plated. It is equipped with high-quality rubber bladder and fast filling and exhausting nozzle. It has good sealing effect, long service life, detachable shaft head and convenient...
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2 Inch Lug Type Air Expanding Shaft
The shaft body of 2inch air shaft can choose steel or aluminum pipe, then surface will be chrome-plated or hard anodized. After expanding, the unilateral expansion height can reach 2mm to 3mm, such as the diameter before expansion is 50mm, the diameter after expansion can...
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6 Inch Lug Type Air Expanding Shaft
Efficiency on equipment improved due to decrease of down time while loading and unloading 6inch air shafts;
Just “air in”/inflating to have positive grip on core to withstand against high torque and “air out”/deflation to remove roll easily;
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2 Inch Leaf Type Pneumatic Shaft
Leaf type air expanding shaft: Also called plate air expansion shaft, slat pneumatic shaft, six-piece expanding shaft, tile air inflatable shaft, etc., but the working principle are all the same.
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6 Inch Leaf Type Pneumatic Shaft
The 6inch leaf type air shaft is suitable for unwinding and rewinding of related machinery such as coating, composite, paper making, bag making, plastic, etc. It is especially suitable for occasions where the paper tube has high roundness requirements or the surface...
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1 Inch Multi Bladder Type Air Expanding Shaft
PRE 1inch air shafts are used in the producing processes for fitting into a core onto which materials such as fabric, nonwoven and plastics are winded. An Expanding Shaft is designed so that, on fitting into a core, it can be easily expanded, thereby achieving a quick and...
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2 Inch Multi Bladder Type Air Expanding Shaft
PRE's 2 Inch Multi-Bladder Air shaft has a strong steel body and is equipped with 4 expanding lugs positioned symmetrically around the shaft body. Eevery rubber lug has an expandable bladder underneath it. When the PU bladders are inflated, the lugs extended out of the shaft...
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Great Expansion Core Shaft
The gas rise shaft is a special type of winding, expansion shaft, inflation shaft, air expansion roller, inflation shaft, pressure shaft and the like. The inflation shaft and the inflatable sleeve are extremely convenient to use. The bearing weight is large: the diameter of...
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