Plattco HP-Series Slide Gates – High-Pressure, High-Sealing Isolation Valves
The HP-Series Slide / Isolation Gate by Plattco is engineered for demanding pneumatic conveying systems requiring high-performance sealing under pressure. Specifically designed as a diverter gate for critical pneumatic lines, this valve delivers reliable shutoff and flow control in abrasive and pressurized environments.
Operating Capabilities:
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Rated for pressures up to 50 PSIG (3.44 barg), making it suitable for both pressure and vacuum applications
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Compatible with material temperatures up to 350 °F (176 °C) in standard configuration
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Constructed to resist abrasion using durable materials like Ni-Hard or Plattalloy XL alloy for seats and flappers
Key Features:
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Patented sealing design incorporates elements from double-flap valve technology to create a robust, long-lasting seal across the closed gate
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Automatic wear compensation ensures consistent sealing performance over time
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In-line maintenance access allows removal and replacement of seat, flapper, wear rails, and packing glands without removing the valve from the system
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Wide actuation flexibility, supporting pneumatic, hydraulic, or electric screw jack operators
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Available accessories include position switches, safety guards, control packages, and filter regulators for enhanced control and safety
Ideal Applications:
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Isolation and shutoff in pneumatic conveying lines
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Diverter use in systems handling abrasive powders and bulk solids
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Pressure or vacuum systems where tight sealing and durability are critical
Plattco’s HP-Series Slide Gates combine strength, precision sealing, and operational flexibility—making them an excellent choice for operators needing reliable isolation, especially in harsh or abrasive pneumatic conveying environments.



