Product Category
Core Expanding Chucks
Expanding core chucks stabilize heavy rolls for fast, vibration-free unwinding in narrow and wide web applications.

Overview
About Core Expanding Chucks
Expanding core chucks are the ideal solution for heavy duty applications and fast roll unwinding. They are mainly used in the paper and corrugating industry, in the manufacture of technical textiles or on hydraulic unwind stands with folding arms. The chuck perfectly centers the core and thus prevents roller bouncing and vibrating at high unwinding speeds.
Key Features
Why Choose Mona Core Expanding Chucks?
- Wide core diameter range in a single chuck
- Smooth pneumatic or mechanical expansion
- High-speed balancing for vibration-free operation
- Corrosion-resistant surface treatment
- Compatible with standard press spindle sizes
Range
Available Models & Variants
01Core Holding Chucks (MC-500)
Mechanical Core Holding Chucks are having superior performance and widely used at unwind & rewind operations of converting process. Mechanical Core Holding Chucks are having shaftless mechanism. Mechanical Core Holding Chucks don’t require pneumatics pressure because of spring loaded mechanism.
02Air Expanding Chucks (EC-300)
AIR EXPANDING CHUCKS – SHAFT LESS (EC-300) Air Expanding Chucks are based on shaftiess mechanism and are mounted on the fange. Air Expanding Chucks are having superior design for light duty application in all types of converting industries.
03Pneumatical Core Holding Chucks (PCH - 350)
Pneumatically Core Holding Chucks are having superior performance and widely used at unwind & rewind operations of converting process. Pneumatically Core Holding Chucks are having shaftless mechanism. Pneumatically Core Holding Chucks are used in super slitter machine
04Pneumatical Adaptors (PAC-290))
Pneumatic Adaptors are used for all types of winding and unwinding industry and it is easily mounted on the Pneumatics / Mechanical / Multi Tube Shaft. We produce with the highest quality adaptor and deliver in the shortest period of your demands and orders. This is our basic customer policy. These Adaptors are in the diameters of 3″, 4″, 6″ and 8″ and are produced at desired lengths.
05Air Chucks - Bladder & Lugs Type (AC-250)
Air Chucks are used for all types of Slitter Rotogravure, Flexographics, Rewinder and Winder Machines and it can be easily mounted on the Pneumatics/Mechanical/ Multi Tube Shaft. Air Chucks are having very light weight and it ensures safe use of cores without surface damage.
06MULTI TUBE AIR CHUCKS (MAC-280)
Multi Tube Air Chucks are used for all types of Slitter Rotogravure, Flexographics, Rewinder and Winder Machines and it can be easily mounted on the Pneumatics/Mechanical/Multi Tube Shaft. Multi Tube Air Chucks are having very. light weight and it ensures safe use of cores without surface damage. Multi Tube Air Chucks have equal tension on each strip, load divide on each strip that’s why it has more life as compared to Bladder Type Air Chuck
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