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Graco 288311 Pneumatic Back Pressure Regulator

The Graco 288311 Pneumatic Back Pressure Regulator maintains stable upstream fluid pressure in circulating spray systems using air-actuated control for consistent flow and spray performance.

  • Air-operated back pressure control valve
  • Maintains constant fluid pressure in return lines
  • Protects pumps and spray equipment from pressure fluctuations
  • Used in industrial paint and coating circulation systems

$3957.6
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Compatible Machines

  • Graco Circulating Paint Systems
  • Graco Automated Spray Booth Systems
  • Graco Fluid Recirculation Packages
  • Graco Plural Component Coating Systems
  • Graco Industrial Finishing Lines

Product Overview

The Graco 288311 Pneumatic Back Pressure Regulator is an air-actuated fluid control valve designed to maintain constant upstream pressure in circulating and return-line systems. It automatically balances fluid pressure by adjusting the valve position in response to pneumatic control air, ensuring stable flow and consistent spray performance.

Specification Details
Control Type Pneumatic (Air-Actuated)
Function Maintains constant back pressure in fluid lines
Typical Use Paint, coatings, adhesives, and industrial fluids
Installation Area Return or recirculation line of spray systems
Construction Corrosion-resistant wetted parts for long service life

Key Features

  • Air-controlled regulation for precise pressure adjustment
  • Maintains stable spray pressure regardless of flow variation
  • Protects pumps, hoses, and guns from pressure spikes
  • Suitable for high-flow industrial circulation systems

Frequently Asked Questions

It maintains a constant upstream fluid pressure by using air pressure to control a valve, ensuring consistent spray and circulation performance.

It is installed in the return or recirculation line of industrial spray and fluid handling systems.

It is suitable for paints, coatings, solvents, water-based materials, and other compatible industrial fluids.

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