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Auto Shrink Wrap Oven

High-efficiency Thermal Contraction Packing Machine

Features

● Heating tube: This machine adopts upgraded elliptical U-shaped heating tube which is 6mm thick and 12mm high and inbuilt with one 2mm- 6mm OD flat spiral spring-shaped electric heating wire; the premium insulated and heat- transmission powder layer between the wire and the tube wall has only 0.6- 1mm super- proximity heat transmission limit so that the electric heating wire and the tube wall can give out heat without flushing, obvious high temperature and being oxidized and corroded easily, The tube bent into∪shape can remarkably increase heating surface area and increase the mechanic intensity of the electric heating tube; with electric energy into thermal energy. convection and radiation can thoroughly function. In a word, it is characterized by quick temperature rise, remarkable electricity economy and prolonged service life.
With the optimized and improved electric heating tube production technology and wiring process, with the multi-layer twisting condenser welding of US high-temperature silver plated wire and Ni-Cr electric heating wire in the tube as well as direct lead-out, it has the contact remarkably better than the bolt lead-out in service life; in particular, if large-power electric heating tube is used, the service life may be doubled.
In addition, the side inserted type elliptical electric heating tube has avoided such effects of high-temperature oxidization, corrosion, etc. on the heated box on the wiring end; therefore,its service life is 5 times as long as the common metal tubes and its failures are 20 times less than those of the common metal electric heating tubes and quartz tubes. Moreover, it is easy to replace and maintain.
● Feeding motor: US, 3-PHASE A.C.F AN MOTOR / 0-25m/min, adjustable.
● Way to install heating tube: Open the external cover screws and laterally insert the heating tube in;
● Feeding roller: made of中10mm solid steel;
● Roller outer sleeve: high-temperature endurable red silica gel sleeve;
● Speed regulation mode: Shihlin variable frequency drive;
● Temperature control mode: Fotek thermostat, automatic constant temperature;
● Wind speed adjustment: optional (this equipment may be designed with adjustable wind speed for the customer' s choice);
● Furnace framework: All-in- one welding. inbuilt with CSR heat-insulated cotton imported from France;
● Wastedischarging device: The lower furnace is set with special lower end waste discharging device so that no smoke and fire may occur in the furnace.
● Bench height: Consistent with the belt bench of the production line in height (750mmt 50mm, adjustable);
● The thermal contraction packing machine has one bevel powerless rotary drum on the rear end, which may be connected with 650mm high stainless steel working table;
● Caster wheel: 50mm in diameter, solid caster wheel;
● Emergency stop switches on both sides of the entrance of the thermal contraction packing machine;
● Safety chains are set at the entrance and exit of the thermal contraction packing machine;
● Wearable parts; fan, reduction box, capacitor, contactor, VFD, thermostat, temperature probe and heating tube.

 

Technical Data

ModelVHT-333VHT-444VHT-555VHT-666VHT-777
Machine size(mm)* L×W×H2100×600×15302100×700×15502600×600×15304100×700×1 5504100×900×1570
Chamber size  (mm)* L×W×H1700×400×2501700×500×2702000×400×2503500×500×2703500×700×300
Ma×imum package size (mm)W×H300×150400×200300×150400×200500×220
Power3P,380V,15Kw3P ,380V,16Kw3P,380V ,20Kw3P,380V,40Kw3P,380V,45Kw
Conveyor speed0~30m/min

 

Tailor made version is available