3 Inch Leaf Type Air Expandable Shaft

• Customization: Available
• Warranty: 1 Years
• Classification: Shaft Parts
• Outside Diameter: 74mm-74.5mm(Can Be Customized)
• Expanding Elements: Aluminum Leaf
• Length: Be Customized as Customers Requirements
• Shaft Body: Steel, Aluminum Alloy
• Shaft End: Steel
• Colour: Silver or Tawny
• Transport Package: Carton/Wooden Box
• Specification: 3inch shaft
• Origin: China
• HS Code: 8483109000
• Production Capacity: 2000PCS/Month

Product Description

Description

The contraction part of the plate type inflatable shaft is the plate, usually the expansion height can reach 4mm to 5mm, for example, the diameter before contraction is 74mm to 75mm, and the diameter after contraction can reach 78mm to 79m. The special contraction height is separately required and determined by the customer. The 3 inch plate type inflatable shaft usually uses a coil with an inner diameter of 76mm. The plate type inflatable shaft shrinks from the entire plate, the fulcrums are evenly dispersed, and the force is average. It can be used for machinery with higher winding precision or winding Light items.

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

Note: According to customers' special size requirements, production design can be carried out to meet your needs.

The purpose of the key strip type inflatable shaft: the product is used in the slitting, printing, rewinding, coating, laminating, bag making, paper making, electronic battery and other related machinery or other related center drive winding Used in conjunction with the material sending machinery.
Application

Packaging

 

Order Details
 

Item Name	3inch Leaf Type Air Expanding Shaft
MOQ(Minimum Order Quantity)	1Pc
Lead time	13-15 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