Bowed Roll, Width : 650 Mm

Bowed Spreader rolls are available in hard chrome surface, rubber surface and also Teflon covering for non-sticking applications. Hard chrome surface bow Rolls are used where speed is more than 300 meters per minute. If the speed is more, bigger diameter is used to reduce the rpm of the roll. Bow roll works only when there is proper lead-in and lead-out distance and the roll is kept in proper warp angle with web material. To do such warp angle adjustment, all rolls are supplied with bow angle adjusting worm-worm wheel gearbox with hand wheel and counter pedestal bearing block. With this it is possible to adjust the bow angle at 360 degree warp angle. When the Roll get maximum wrinkle removing stop the bow angle adjusting and put the roll on bow locked position and do not do any change in the bow setting. On shaft bow position is indicated by an arrow showing the bowed position of the Roll.