Satis Machinery ( Ningbo ) Co., Limited

China Manufacturer with main products: Fin Line, Hairpin Bender, Vertical Expander, Cutoff Machine, Fin Die, Coil Bender, Porable Expander, Spare Parts

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Portable Expander

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Export Markets: North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe


Portable expander is special designed for medium heavy production for flexible and high efficiency with function fare and reflare one cycle.

We have two model for two tube one cycle and six tube one cycle for customer option

Tube diameter Φ7mm—25mm
Expander Length as customer’s requirements
Expander Speed 12.5Meters Per Minute
Main Characters
1: main construction and function
The portable expander is comprised of Expander Header,Flare Unit, Hydraulic Station, Electric Control Panel, Column Frame and Balancer.                   All devices intergrate completely system by four high pressure hose and two controlling cableA Portable Expander is a key equipment for large fin tube coil expanding process with desired expander bullet size with correct interference fitting tolerance.
2:Expanding Header
It is consist of machine body, cycloid hydraulic pump, transmission gears, rolling gears, flare clamp device and expanding rod and so on.
The expanding process:  first,Flare Clamp clip or hold the Copper Tube or Aluminum Tube, correct size expanding bullets install on the expanding rod, Then Hydraulic pump drives the expanding roll forward or backward for coil expanding through transmission gears and rolling gears.
3:Flare Unit
It is consist of the hydraulic cylinder and flexible expanding sleeve. Hydraulic Cylinder puch taper bar and flexible expanding sleeve to effect flare cooper tube or aluminum tube, which prepare for copper tube or aluminum tube expanding.
4:Hydraulic Station
It is composed with hydraulic tank, hydraulic pump, electromagnetism direction valve, hydraulic motor, overflow valve and other hydraulic accessories. It provides hydraulic power for Expanding Header and Flare Unit.
5:Column Frame and Balance
This part is used for hanging the Expanding Header to allow to move freely up-down and left or right, which guarantee Portable Expander expands smoothly with hihg efficiency.
6:Hydraulis Components
Hydraulic pump and hydraulic valve use high quality products, for hydraulic pump, Japanese YUKEN, VICKERS can be your option. For hydraulic valve, Japanese YUKEN, VICKERS, NORTHMAN can also for your choice.
7:Electric Component
Main electric components (limit switch, switch button, air switch, contactor, relay, thermal relay) use high quality components, electrical control system will conform to Chinese related safety standard. The brand of SCHNEIDER, OMRON, MITSUBISHI and so on is for your  Option.

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