Low Shear Fluid Back Pressure Regulator, 21.1 Max bar, 95 lpm Max flow rate, SST, Pneumatic, high wear, sanitary inlet/outlet

Part Number: 25R457

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Low Shear Fluid Back Pressure Regulator, 21.1 Max bar, 95 lpm Max flow rate, SST, Pneumatic, high wear, sanitary inlet/outlet

Part Number: 25R457

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

Product Brochure

(English Only)

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

(English Only)

Specifications & Documents

Technical Specifications

Convert to Imperial
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 (MPa) 0.17
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
Compatible Material Waterborne, Solventborne
Gauge Port Size (cm) 0.635
Gauge Port Size (in) 1/4
Gauge Port Size (mm) 6.35
Gauge Port Type NPT
Inlet Size (cm) 3.8
Inlet Size (in) 1.5
Inlet Size (mm) 38
Inlet Thread Type Sanitary flange
Maximum Air Inlet Pressure (bar) 7
Maximum Air Inlet Pressure (kPa) 690
Maximum Air Inlet Pressure (kg/cm²) 7
Maximum Air Inlet Pressure (psi) 100
Maximum Flow Rate (L/min) 95
Maximum Operating Temperature (°C) 50
Maximum Regulated Pressure (bar) 17.6
Maximum Regulated Pressure (kPa) 1724
Maximum Regulated Pressure (kg/cm²) 17.6
Maximum Regulated Pressure (psi) 250
Maximum Viscosity (cP) 1000
Maximum Working Pressure (bar) 21.1
Maximum Working Pressure (kPa) 2068
Maximum Working Pressure (kg/cm²) 21.1
Maximum Working Pressure (psi) 300
Minimum Operating Temperature (°C) 0
Minimum Regulated Pressure (MPa) 0.17
Minimum Regulated Pressure (bar) 1.8
Minimum Regulated Pressure (kPa) 172
Minimum Regulated Pressure (kg/cm²) 1.8
Minimum Regulated Pressure (psi) 25
Outlet Size (cm) 3.8
Outlet Size (in) 1.5
Outlet Size (mm) 38
Outlet Thread Type Sanitary flange
Type Back Pressure Regulator
Wetted Material Stainless Steel, Tungsten Carbide

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