Reactor A-25

Reactor A-25

Air-Driven Foam Proportioner – The Reactor A-25 is a Graco-engineered spray foam proportioner that gives you the reliability you expect on the jobsite. It maintains consistent temperature control, even when you’re spraying at maximum flow rates – resulting in better quality foam.

  • Maintains temperature setpoints for better yield
  • Maintains consistent output pressure for uniform spray pattern
  • Easy to operate and maintain
  • Best choice for affordability and durability


  • Spray Polyurethane Foam

Reactor A-25
Maximum Fluid Working Pressure 1920 psi
Maximum Input Pressure to Motor 120 psi air
Pressure Ratio Air 16:1
Air Inlet 1/2 npsm(f)
Recommended Air Supply Hose Size 1/2 in ID minimum
Air Consumption 40 scfm /120 psi, 1.6 gpm
Recommended Hydraulic Supply Hose Size 3/4 in ID minimum
Recommended Hydraulic Return Hose Size 1 in ID minimum
Fluid Inlets 3/4 npt(f)
Fluid Circulation Ports 1/4 npsm(m), with plastic tubing/250 psi maximum
Maximum Fluid Temperature 190° F
Maximum Output (10 weight oil at ambient temperature) 25 lb/min at 75 cycles/min
Output per cycle (A and B) 0.031 gal
Heated Power (A and B Heaters, no hose) 10200 Watts
Sound Power, per ISO 9614–2 94.7 dB(A) at 1000 psi, 3.0 gpm, 15 cpm
Sound Pressure, 1 m from equipment 81 dB(A) at 1000 psi, 3.0 gpm, 15 cpm
Wetted Parts Aluminum, stainless steel, zinc-plated carbon steel, brass, carbide, chrome, chemically resistant o-rings, PTFE, ultra-high molecular weight polyethylene
Line Voltage Requirement
230V 1 phase and 230V 3 phase units 195-264 Vac, 50/60 Hz
380V 3 phase units 338-457 Vac, 50/60 Hz>
Fluid Outlets
Component A (ISO) #8 JIC (3/4-16 unf), with #5 JIC adapter
Component B (RES) #10 JIC (7/8-14 unf), with #6 JIC adapter

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