The Best Suction Roll Sealing Technology. The world #1, ColdFlex is a flexible rubber graphite suction roll seal material developed and designed by Coldwater for the specific requirements of a suction roll seal. It isn’t used for anything else. ColdFlex™ has the same graphite content as our Classic/Joseal rubber graphite material, but is significantly more […]
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We provide a quantifiable annual ROI through significant energy savings and improved sheet properties...LEARN MOREClassic Joseal Seal Strips
Our Classic/Joseal Seal Strips have been the industry standard for over 30 years and have successfully run on more suction rolls than any other product on the market. Their features and benefits include: Homogeneous, will not delaminate One piece to any length or segmented strips Moisture and chemical resistant Self-lubricating Seats quickly to rough shells […]
Read MorePV-2000 Pocket Ventilation Roll Seals
PV-2000 is a high temperature phenolic resin with woven organic reinforcement and graphite designed for vacuum felt rolls and pocket ventilation rolls. PV-2000 can be used as the seal along the length of the roll between the inner box and the shell or as a deckle to divide up different chambers or seal the ends. […]
Read MoreEnergy Audits
Suction Rolls use a lot of power. Coldwater service personnel can audit your suction roll energy consumption and make recommendations that can save tens of thousands of dollars in wasted power annually. Any suction roll experiencing short seal life or requiring more than 0.3 bar (5 psi) air tube pressure to maintain vacuum in the […]
Read MoreCustom Gauges
Our Custom Gauges can save you thousands. With most suction rolls, too much pressure in the loading tubes can reduce the thin film of water between the seal surface and the shell bore, which is critical for lubrication and proper vacuum. This can turn seals into brakes, wasting energy. Once seals are custom fit to […]
Read MoreAir Load Tubes
Coldwater offers suction roll air loading tubes made from either blue Vincon or Neoprene tubing, and fittings in 316 stainless steel. We stock tubing in all common metric and U.S. diameters, and can provide fully assembled tube sets or bulk spools for customer assembly. Fittings, plugs, ferrules, and stems from all major machine builders are […]
Read MorePacking Holders
Coldwater offers packing holders in both FRP (Fiberglass Reinforced Polymer) and stainless steel. FRP holders are most commonly used on new suction rolls and stainless steel ismost commonly used to replace worn or damaged holders on older rolls. Coldwater maintains an inventory of FRP and stainless steel holders in the United States and Sweden in […]
Read MoreTraining Seminars
Coldwater offers on-site training seminars for mill maintenance personnel and anyone else interested in the suction rolls, so that they fully understand the suction roll’s function, and how it should be operated for maximum efficiency. In addition, a check of individual suction rolls can be performed at the mill as each suction roll is disassembled, […]
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