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High Cycling Roller Gates

Companies around the world choose Plattco maintenance gates because they will:

  • Effectively and reliably close and seal against material
  • Offer Convenient & Inexpensive Maintenance for decades of like-new operation

Our most economical roller gate, designed for gravity flow material shut off applications.  The valve is built with our standard roller gate features of roller bearing gate supports, displacement pocket area, and packing seal around the traveling gate.  These features allow this valve to perform in medium duty applications where only a roller style gate will do.

Operating Parameters:

  • Operate in temperatures up to 1000 degrees F (540 C) and up to 2 PSI (.14 bar)
  • Dry powders and granular materials

Excellence in Design:

  • Fully customizable for any size or shape, Fully customizable flange patterns
  • Can match almost any height profile (flange to flange).
  • Gate will always fully close, even under a head of material.
  • Displacement pocket feature allows full closure
  • Knife gate valve can cut through material when closing.
  • Beveled stainless steel gate leading edge
  • Bonneted design guards moving parts.
  • Gate seals with adjustable seal retainers.
  • Multiple graphite rope packing w/ adjustable take up
  • Gate packing gland and rope packing seal to eliminate the possibility of material pushing back into the bonnet of the valve, avoiding spillage to atmosphere.
  • Seals above the gate to provide a material shut off when the gate is closed.
  • Support roller bearings under the gate to provide smooth even and accurate gate travel.
  • Specific flange patterns and heights can be accommodated with flange transitions.
  • Cylinder design offers capability of adding open / closed indicator switches.
  • Variety of actuation available including pneumatic, electric, hydraulic, screw jack and hand-wheel.
  • Multitude of available accessories including indicator switches, guards, control packages, and filter regulators.
  • Materials of construction include but are not limited to Carbon Steel, 316 SS, 304 SS, 309 SS, based on operating parameters.
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For a side-by-side comparison of our products, download our Complete Product Catalog.