Bow Roll

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Bow Roll

 

Krishna Engineering Works make Bow Roll, Expander Rollers (Bowed Roll) having very wide range of dimensions and suitable for equally wide range of applications and web materials. They are supplied with mounting brackets, which could be either wall mounting or foot mounting. The Expander Rollers, Rubber Roller we offer consist of bowed shafts, sealed ball bearings, abrasion resistant sleeve and metal segments. These are widely used as wrinkle remover devices in various industries and are available with us in various dimensions. Further, these are also supplied with gear set and mounting brackets which can either be Foot Mounted or Wall Mounted.

Sizes: Diameter up to 300 mm
Length: up to 8000 mm 
Types of Bow Rolls available with us:

Rubber Sleeve Covered. (High Quality Synthetic Nitride Sleeve).

Metal Expander with hard chrome plated surface for high speed application.

Vary Bow Expander Roller.

Working of Bow Rolls available with us:

Single Acting Bow Roll

Double Acting Bow Roll

The Performance of our Rubber Expander Roller (Bow Rollers) depends upon the following points:

Wrap angle

Lead-in & Lead-out distance

Position of bow (Adjustable)

In this, 3:1 (lead-in: lead-out) ratio is considered to be the perfect. The best results are attained when Bow Roller is perpendicular to the web direction.

Advantages of our Bow Rolls are:

 

Control Slack Edges

Remove wrinkles

Separate slit webs on winder

Eliminate baggy center

Try to even out lateral tension across the web width