Hot wedge rotary heat sealing is a welding process used to join thermoplastic industrial fabrics and films using very precise heat speed and pressure.
Heat weld vinyl fabric.
To stretch out a piece of vinyl fabric first place the material facedown on a smooth working surface.
The pfaff 8320 is programmed as a hot wedge or hot air welding.
Industrial fabrics are especially useful in the manufacturing of tents awnings graphic banners and roofing among others.
Ideal for fabric while a number of welding technologies are available some are more suitable for banner material than fabric.
In hot wedge welding and seaming a heated wedge is precisely positioned at the weld point to provide the heat required.
Then hold a heat gun 6 to 8 inches above the fabric and use it to warm the material for 1 to 3 minutes.
Quick heat weld demo.
Our industrial fabric welding machines create perfect seams for industrial fabric adding to their durability and functionality.
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Here are some of the best devices designed for welding digitally printable fabric.
Vinyl coated fabrics can begin to soften at about 250 degrees f but there are some heat sealing machines that can safely weld the material at temperatures of up to 1350 degrees f.
Monitor the vinyl with a surface thermometer and when it is about 100 f turn off the heat and pull the fabric toward yourself to.
The fabric or film is then pulled across the heated wedge.
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Benefits of industrial fabric welding.