Belmark Industries

Other Details

The Bowed Spreader Roll s offered by us are also known by different names such as spreader Roll, bowed Roll, curve bar expander, banana roll and wrinkle removing rolls. These rolls are offered in hard chrome surface, rubber surface and also Teflon covering for non-sticking applications as per the requirements of our clients. Hard chrome surface bow rolls manufactured by us are used where speed is more than 300 meters minutes. For more speed, bigger diameter is used to reduce the rpm of
the roll. These rolls works only when proper lead-in and lead out distance are kept and the roll in proper warp angle with web material. For warp angle adjusting, all rolls are supplied with bow angle adjusting, worm-worm wheel gearbox with hand wheel and counter pedestal bearing block. We make use of these to adjust the bow angle at 360 degree warp angle. If in case, the roll get maximum wrinkle, removing bow angle adjusting and add the roll on bow locked position.

Features:

    Rubber sleeve covered

    Metal expander with hard chrome plated surface for high speed application

    Teflon sleeve for non-sticking application

Further, these are also known as curve rubber expander, which are used for removing of wrinkles, slack edges, spreading and slit separation. Driven by web tension, expander rolls itself are used in textile processing machines, plastic converting machines, paper industries, in manufacturing, processing, printing, laminating, coating, Batching, Winding and Re-Winding.