Graco Low Shear Fluid Back Pressure Regulator

Manufacturer Part Number: 25R457

Graco’s low shear back pressure regulator (BPR) minimizes shear and prevents paint degradation so that manufacturers produce consistent finish quality.

Product Status:   





graco 25r457
Graco Low Shear Fluid Back Pressure Regulator


Low Shear Fluid Back Pressure Regulator, 300 Max psi, 25 gpm Max flow rate, SST, Pneumatic, high wear, sanitary inlet/outlet


  • Air operated model works with Intelligent Paint Kitchen (IPK) control to reduce energy consumption and paint shear
  • Ultralife series ceramic coated parts resist wear and increase service life
  • Low profile, compact design and backwards compatibility mean easy installation and replacement
Technical Specifications
Compatible Material Waterborne, Solventborne
Gauge Port Size (in) 1/4
Gauge Port Type NPT
Inlet Size (in) 1.5
Inlet Thread Type Sanitary Flange
Maximum Air Inlet Pressure (psi) 100
Maximum Flow Rate (GPM) 25
Maximum Operating Temperature (°F) 122
Maximum Regulated Pressure (psi) 250
Maximum Viscosity (cP) 1000
Maximum Working Pressure (psi) 300
Minimum Operating Temperature (°F) 32
Minimum Regulated Pressure (psi) 25
Outlet Size (in) 1.5
Outlet Thread Type Sanitary Flange
Type Back Pressure Regulator
Wetted Material Stainless Steel, Tungsten Carbide

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