Our expander rolls remove thermal wrinkles and sags caused by temperature change!
Product overview
| Type of sheet (web) | Polarizing films, interlayer films for laminated glass, pressure sensitive paper, thermal sensitive paper, tissue paper, waterproof sheets, rubber sheets, and various other materials |
|---|---|
| Customers’ problems | Thermal wrinkles, thermal deformation, sags, shrinkages, uneven film thickness, and strain caused by temperature change. Wrinkles caused by tension, extension, etc. Fouling of rolls that require careful cleaning. |
| Assembly position of an expander roll | Before and after a drying furnace / in a drying furnace Guide roll |
| Solutions offered by our expander rolls | Our expander rolls apply a uniform spreading force in the width direction and remove thermal wrinkles and sags caused by temperature change, solving problems before and after drying. Fouling of rolls has been eliminated by applying a Teflon tube. |
| Recommended products | The amount of bow can be freely adjusted from 0 mm! →Straight Variable Bow Expander Roll（low-torque type） High releasability and non-adhesiveness make it easy to clean the rolls! →Teflon Tube |
| Product lineup （All the applicable products are available as a low-torque type.) |
Rubber Expander Roll Variable Bow Expander Roll (Hydraulic system) Rubber Straight Variable Bow Expander Roll Straight Variable Bow Expander Roll Steel Expander Roll Teflon Tube |
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