Eixo expansivo para rolos

em alumínioem açopneumático

High-Quality Air Expanding Shaft from XW Machinery Factory
The XW Machinery Air Expanding Shaft is a high-precision industrial shaft designed for efficient roll-to-roll handling in slitting, rewinding, printing, packaging, paper converting, and film processing machinery. As a China air expanding shaft manufacturer, XW Machinery provides factory-direct supply, OEM customization, and wholesale solutions for equipment manufacturers and industrial distributors.

Overview
These air expanding shafts are engineered with high-strength aluminum alloy or steel materials and advanced pneumatic expansion technology to ensure stable core gripping, fast loading and unloading, and reliable high-speed operation. They are widely used in modern web handling systems where precision, durability, and efficiency are required. Manufacturing processes include precision machining, air-tightness inspection, dimensional accuracy checks, structural strength verification and operational stability testing.

Product Features

• Fast pneumatic expansion and contraction
• Strong and stable core gripping force
• High precision for roll alignment
• Durable aluminum alloy / steel construction
• Suitable for high-speed operation
• Easy installation and maintenance
• Long service life with low failure rate
• Compatible with various industrial machines
• Customizable shaft sizes and structures
• Reliable performance for continuous production

Typical Applications

• Slitting Machines
• Rewinding Machines
• Printing Machines
• Flexible Packaging Equipment
• Paper Converting Machinery
• Film Processing Lines
• Laminating Machines
• Coating Machines
• Textile Machinery
• Label Production Systems
• Roll-to-Roll Processing Equipment
• Nonwoven Production Lines
• Battery Electrode Manufacturing

Complete Web Handling Solutions
XW Machinery supplies a full range of web handling components designed to work together to improve production efficiency and ensure stable tension control, including magnetic powder clutches, magnetic powder brakes, tension control systems, differential shafts and web guiding systems.

Quality Manufacturing
Every air expanding shaft is manufactured under strict quality control using high-grade materials and precision machining processes. Before shipment, products are inspected for air tightness, structural strength, dimensional accuracy and operational stability to ensure reliable performance in industrial environments. Production follows ISO-certified procedures to ensure consistent quality and long-term durability.

Parameter Information (examples)
Specification | Options
Shaft Diameter | 1 inch – 12 inch
Shaft Length | Customized
Body Material | Steel / Aluminum
Expansion Type | Lug Type / Leaf Type / Strip Type
Core Size | 1 inch – 12 inch
Air Pressure | Customized
Application Speed | High-Speed Compatible
Surface Treatment | Chrome Plating / Anodizing
Bearing Type | Customized
Torque Capacity | Based on Application

Notes
Custom sizes and special structures are available. OEM customization options include shaft diameter and length, key/lug/leaf type designs, material selection (aluminum alloy / steel), air inlet design, load capacity requirements and adaptations for specific industrial applications.

Caractéristiques / spécifications techniques

• Shaft diameters available: 1 inch to 12 inch (custom lengths)
• Body materials: high-strength aluminum alloy or steel
• Expansion methods: lug type, leaf type, strip type (pneumatic)
• Core compatibility: 1 inch to 12 inch cores
• Surface treatments: chrome plating or anodizing
• Designed for high-speed web handling and precision roll alignment
• Bearing and seal arrangements customizable to application
• Air pressure and valve configuration customized per requirement
• Manufacturing controls: air-tightness test, dimensional inspection, operational stability testing
• OEM customization and factory-direct supply available