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Product overview The XW Machinery Key Lock Differential Friction Ring is a high-performance friction ring designed for use with Key Type Differential Shafts in slitting, rewinding, converting, printing, flexible packaging, paper processing, film manufacturing, and nonwoven production lines. Engineered for precision winding applications, the friction ring automatically compensates for thickness variations between slit rolls by allowing controlled differential slip, ensuring each roll maintains proper winding tension independently and resulting in tighter roll formation, improved edge quality, and reduced material waste.

Key Features

• High-performance Key Lock Differential Friction Ring
• Designed for Key Type Differential Shafts
• Precise differential slip control
• Stable torque transmission
• Excellent wear resistance
• Long service life
• Smooth winding performance
• High-speed operation capability
• Easy installation and maintenance
• Consistent friction characteristics

Benefits of Differential Friction Rings Differential friction rings compensate for material thickness variations by allowing controlled slip between the shaft and individual cores. This provides:

• Uniform winding tension
• Improved roll hardness consistency
• Reduced telescoping
• Minimized wrinkles
• Better edge quality
• Lower material waste
• Increased production efficiency
• Improved finished roll appearance

Applications The XW Machinery Key Lock Differential Friction Ring is widely used in:

• Slitting machines
• Rewinding machines
• Film converting lines
• Flexible packaging production
• Paper converting equipment
• Label manufacturing systems
• Aluminum foil processing
• Copper foil production
• Lithium battery electrode manufacturing
• Nonwoven fabric processing
• Plastic film production
• Printing and laminating machines

Precision Differential Winding Technology The friction ring is designed to work with differential shaft systems where independent tension control of multiple rolls is required. During operation, each friction ring allows controlled rotational compensation between the shaft and the individual winding core so every roll receives appropriate winding tension even when roll diameters or material thicknesses vary. Compared with conventional solid winding shafts, differential friction ring systems provide significantly improved winding quality and tension uniformity.

Advantages of XW Machinery Friction Rings

• High torque stability
• Precision machining accuracy
• Durable friction surfaces
• Consistent slip characteristics
• Excellent heat resistance
• Reduced maintenance requirements
• Reliable performance in continuous operation
• Compatibility with various core sizes

System integration Compatible with a range of winding and tension-control components including:

• Key Type Differential Shaft
• Ball Type Differential Shaft
• Roller Type Differential Shaft
• Air Expanding Shaft
• Automatic Web Tension Controller
• Magnetic Powder Brake
• Tension Control System

Table
Item | Specification
Product Name | Differential Shaft Slip Ring
Type | Key Type Friction Ring
Material | High-strength Steel
Shaft Size | 3 Inch / 6 Inch
Application | Differential Air Shaft
Function | Independent Slip Tension Control
Surface Treatment | Wear-resistant Hardened Finish
Installation | Replacement Type
Customization | Available

Caractéristiques / spécifications techniques

• Product name: Key Lock Differential Friction Ring (Differential Shaft Slip Ring)
• Model / Type: Key Type Friction Ring
• Material: High-strength steel
• Shaft size compatibility: 3 inch / 6 inch
• Available core bore sizes / ring sizes: 10mm, 15mm, 20mm, 25mm, 30mm, 35mm, 40mm, 50mm
• Primary application: Differential air shaft for slitting and rewinding
• Function: Independent slip tension control for each winding core
• Surface treatment: Wear-resistant hardened finish
• Installation: Replacement-type friction ring for key-type differential shafts
• Customization: Available to meet specific shaft, torque range, web width and line speed requirements
• Typical operating capability: Designed for high-speed slitting and rewinding with stable torque transmission and consistent friction characteristics
• Price (unit): 55.00 USD