GRACO 25R487 - Low Shear Fluid Back Pressure Regulator, 300 Max psi, 10 gpm Max flow rate, SST, Pneumatic, high wear, sanitary Inlet/Outlet, 100 PSI
Low shear back pressure regulator designed to minimize material waste caused by paint shear and maximize service life with Ultralife ceramic coated parts that withstand high wear. Features innovative flow path geometry that provides industry-leading low shear capability, minimizing shear and producing consistent finish quality. Air operated with best-in-class performance in maintaining pressure constant across broad flow rates.
Graco’s low shear back pressure regulator (BPR) minimizes shear and prevents paint degradation so that manufacturers produce consistent finish quality.
Additional Specifications
- Material: SST, Acetal and PTFE
- Type: Air operated
- Flow Range: 0-10 gpm, 0-38 lpm
- Regulated Fluid Pressure: 25-250 PSI (1.7-1.72 MPa, 1.7-1.72 bar)
- Temperature Range: 0°C to 50°C
- Approvals: CE, Ex II 2 G, Ex h IIB T6 Gb
- Type Of Protection: constructional safety 'c'
- Fluid Air Ratio: approximately 3:1
- Air Pressure Required: 83 PSI (0.6 MPa, 5.7 bar) inlet air pressure
- Flow Category: lower flow unit
- Max Air Pressure: 100 PSI (0.7 MPa, 7.0 bar)
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) | 10 |
| 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 |
Features
- Minimizes material waste caused by paint shear
- Maximizes service life with Ultralife ceramic coated parts that withstand high wear
- Best-in-class performance in maintaining pressure constant with broad range of flow rates
- Lowest amount of cumulated paint shear
- Low profile, compact design
- Backwards compatibility for easy installation and replacement
Applications
- High solid materials applications
- Shear sensitive materials
- Paint and coating applications requiring consistent finish quality
Compatible Equipment
- Intelligent Paint Kitchen (IPK) systems for energy consumption and paint shear control
- Air Operated Type back pressure regulator systems
Related Parts
- 25R488
- 25R647
- 25R457
- 25T509
- 25T508
- 25R842
- 25T507
Air operated model that works with Intelligent Paint Kitchen (IPK) control to reduce energy consumption and paint shear. Includes gauge port and is designed for sanitary applications. Air operated type with lower flow range. Has explosion-proof certification for hazardous locations. This is identified as a lower flow unit compared to 25R457 which is for higher flow applications. The fluid:air ratio is approximately 3:1 with 83 PSI inlet air pressure producing 250 PSI inlet fluid pressure. Maximum air pressure should not exceed 100 PSI.
Reference Manuals
