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What Is An Core Adapter Used For?

- Feb 25, 2025-

The inflatable shaft inflatable sleeve clamp or "core adapter" is mainly composed of front sleeve, rear sleeve, cylinder, inner tube, air bag, convex key and other parts.
The types of expanded sleeves can be divided into plate type inflatable sleeves, key strip type inflatable sleeves, and through-bar type inflatable sleeves. It is mainly used on the inflatable shaft to increase the outer diameter of the inflatable shaft to support the inner diameter of the new coil or core, saving costs for the company, such as the 3-inch inflatable shaft sleeve clamp can replace the 6-inch inflatable shaft by cooperating with the 3-inch inflatable shaft, and can be rewinded and unwound larger diameter items. The length of the inflatable sleeve clamp can also be customized by PRE China factory according to the needs, in addition, the surface treatment of the inflatable sleeve clamp, such as hard oxidation treatment, etc., can be customized.

 

Plate air shaft adapter
1) Name: also known as plate inflatable sleeve clamp, slatted inflatable shaft, six-piece inflatable shaft, tile inflatable shaft, etc.
2) features: aluminum alloy tiles, flexible expansion and contraction, equipped with high-quality rubber liner and fast inflatable exhaust nozzle, good sealing effect, long service life, can be disassembled shaft head, easy maintenance, after inflation, the expansion part is a plate, usually the expansion height can reach 4mm to 5mm (such as 3 inches in diameter before expansion is 74mm-75mm and the diameter after expansion can reach 78mm-79mm), special expansion height, separately required, 3-inch plate inflatable shaft, usually using a coil inner diameter of 76mm.

3) Applicable fields: the keybar type inflatable shaft expands the whole plate, the fulcrum is evenly dispersed, and the force is uniform, which can be applied to machinery with high winding precision or lighter winding items, such as: electronic materials/battery materials/foam/plush/paper products/non-woven fabrics/etc., suitable for coating machines, slitting, printing, rewinding, compounding, papermaking, bag-making, plastic and other related machinery rewinding and unwinding reels, especially used in paper tubes with higher roundness requirements or the use of surface rewinding and unwinding occasions, can effectively improve difficult ergonomics and product quality.

 

Keybar type inflatable sleeve clamp
1) Features:
a. Short inflating operation time:
It only takes 3 seconds to deflate and deflate the inflatable shaft and the paper core, and it is possible to tightly engage with the paper core without disassembling any parts on the end of the shaft.
b. Paper core placement is simple:
With the action of inflation and deflation, the paper core can be moved and fixed in any position on the shaft surface.
c. Large bearing weight:
According to the actual needs of customers, the size of the shaft diameter can be determined, and the use of high hard steel to increase the bearing weight.
d. High economic efficiency:
The shaft is designed as a special feature and can be used for all kinds of thick, thin, wide and narrow paper tubes.
e. Simple maintenance and long service time.
2) Applicable fields: key inflatable shaft sleeve clamps are widely used in: slitting machine, die-cutting machine, rewinding machine, paper tube machine, bag making machine, laminating machine, laminating machine, film blowing machine, foaming machine, laminating machine, embossing machine, paper machine, non-woven machine, cloth inspection machine, hot stamping machine and other winding and unwinding machinery.

 

Multi bladder type air expanding shaft adapter
1) Features: through-key inflatable drum, the inflatable sleeve clamp is composed of several flat airbags, and the overall accuracy is higher than the traditional inflatable shaft sleeve clamp, which can meet the high requirements of a large part of customers.
2) Applicable field: The use of the through-strip inflatable sleeve is very wide, and all the machines with winding, unwinding and slitting can be applied to the through-strip inflatable sleeve, even including the light metal industry. It is mainly suitable for printing equipment: drying machine, flexo printing machine, gravure machine, trademark printing machine and other machinery with high requirements for the roundness of the straight pipe.
 

Contact factory in Guangdong, China

(Over 20 years experience in,air shaft, core adapter production )

 

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3inch to 6inch MB adaptor 1

 

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