About Mechanical Air Expandable Shaft
Technical specification
Load | Upto 3 ton |
Overall Length | up to 6 Mtr. |
Brand | Anar |
Expanding length | up to 5 Mtr. |
Outer Diameter | up to 12 " |
Color | Silver,Black |
Finishing | Anodize / Hard chrome / Powder Coating |
Surface Treatment | Anodize / Hard chrome / Powder Coating |
Material | Aluminum alloy |
Loading Capacity | up to 3 Ton |
Superior Core Compatibility and Secure GrippingDesigned to accommodate both paper and plastic cores, these mechanical air expandable shafts ensure a secure grip with an expansion range of up to 8 mm. The quick-release brass air valve facilitates rapid core changes, optimizing operational efficiency and minimizing downtime in industrial environments.
Robust Construction and High-Performance CapabilitiesManufactured from high-grade steel with chromed, smooth aluminum ends and anti-corrosion anodized coating, these shafts deliver industrial-grade durability. They feature a 5 mm wall thickness, precision of 0.05 mm, and can handle tensions up to 800 kg, making them ideal for high-speed winding or unwinding applications.
Low Maintenance and Easy ServiceabilityWith an internal bladder made of high-grade rubber compound, our shafts offer low-maintenance operation. The design enables quick servicing, ensuring minimal interruption to workflow while maintaining optimal performance. Included accessories, such as mounting brackets and air hose adapters, further simplify installation and use.
FAQs of Mechanical Air Expandable Shaft:
Q: How does the air expandable shaft ensure secure core gripping for various core types?
A: The shaft uses mechanically operated expansion lugs that extend up to 8 mm upon air inflation via the quick-release brass valve. This design firmly grips both paper and plastic cores, providing stability during high-speed winding and unwinding.
Q: What applications are suitable for this mechanical air expandable shaft?
A: This product is ideal for winding and unwinding processes in machines such as slitter rewinders, laminators, and various types of printing machinery where reliable web handling is required.
Q: When should the internal bladder be serviced or replaced?
A: The internal bladder is designed for extended use with minimal maintenance. However, regular visual inspections are recommended. Service or replacement typically occurs only if there are signs of air leakage or a noticeable loss of expansion during operation.
Q: Where can this shaft be installed within an industrial setup?
A: It is installed as a core-holding device at the winding or unwinding station of processing machines, using the provided flange, lugs, and adapter options to ensure proper fit and function.
Q: What are the benefits of the dynamically balanced and precision-engineered construction?
A: Dynamic balancing and precision engineering (0.05 mm, roundness 0.03 mm) minimize vibration and ensure stable rotation at high speeds, reducing wear and tear on both the shaft and the machine, while maintaining consistent web tension.
Q: How is the adjustable length and diameter beneficial to users?
A: With customizable lengths from 500 mm to 3000 mm and various diameter options (50, 70, 101 mm), users can select the precise specifications required for their application, enabling broad compatibility and efficient operation across a range of production settings.
Q: What processes are involved in installing and operating the shaft?
A: Installation involves securely mounting the shaft using the provided brackets and adapters, connecting the air supply via the included hose adapter, and inflating through the brass valve. Operation is straightforward, ensuring quick core changes and minimal setup time.
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