Excess distortion caused by high-temperature operations is a real challenge in the production of plastics and film, but PRG’s proprietary hot & 3D grinding technology provides a unique and effective solution.
We’ll carefully examine your rolls, heat them to operating temperature — up to 600° F and then grind them with state-of-the-art accuracy utilizing our exclusive technology. A more precise grind means a more precise nip, resulting in:
We achieve tighter tolerances than even OEM specification — up to +/- 20 millionths of an inch and surface finishes of ¼ to ½ micro inch Ra. And every roll goes through our thorough 24-Point Spec-Check to ensure it meets our high standards for roundness and uniformity.
PRG is experienced with all types of rolls and roll materials:
If you have any of the following issues or questions about your refiner, give us a call.
The consultation is absolutely free.