Graco Inc.

Hydra-Cat HPMechanical Proportioner

Adjustable ratio proportioner for high performance coatings

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The Hydra-Cat HP is a high-powered, adjustable-ratio proportioner specifically designed for applying high solids protective coatings to large outdoor structures including ships and off-shore structures.The Hydra-Cat HP can also be integrated into custom-engineered plural component systems.

Looking to update your Hydra-Cat? See Graco's line of XP Plural-Component Sprayers.

  • Easily adjustable ratios without changing pump lowers
  • Choice of Premier or King air motor
  • Compatible with Dura-Flo fluid sections
  • Long-life, easy to service Xtreme lowers
  • Freestanding design - easy to integrate into a system
Hydra-Cat H.P. Variable Ratio Proportioning Pump
Air motor effective diameter
Premier
12.64”
321 mm
King
10.00”
254 mm
Air motor stroke
4.75”
120 mm
Operating air pressure range
20 to 100 psi
1.4 to 7 bar
Recommended pump speed
40 cycles per minute maximum
40 cycles per minute maximum
Maximum fluid inlet pressure
25% of Output or 1000 psi max.
25% of Output or 1000 psi max.
Maximum pump operating temperature
180°F
82°C
Wetted parts
Carbon Steel Models, Primary and secondary displacement pumps
Carbon Steel; Chrome Steel; Alloy Steel; Chrome, Zinc, and Nickel Plating; 550 and 17-4 PH Grades of Stainless Steel; Ductile Iron; Tungsten Carbide; PTFE; Glass-Filled PTFE; Leather
Carbon Steel; Chrome Steel; Alloy Steel; Chrome, Zinc, and Nickel Plating; 550 and 17-4 PH Grades of Stainless Steel; Ductile Iron; Tungsten Carbide; PTFE; Glass-Filled PTFE; Leather
Stainless Steel Models, Primary and secondary displacement pumps
316, 440 and 17-4 PH Grades of Stainless Steel; Tungsten Carbide; PTFE; Glass-Filled PTFE; Leather
316, 440 and 17-4 PH Grades of Stainless Steel; Tungsten Carbide; PTFE; Glass-Filled PTFE; Leather
All Models Fluid hoses
Nylon, Zinc-plated steel couplings
Nylon, Zinc-plated steel couplings
All Models Pressure relief valves
304 Stainless Steel, Graphite-filled PTFE Tungsten carbide (Nickel binder)
304 Stainless Steel, Graphite-filled PTFE Tungsten carbide (Nickel binder)
Premier Noise level at 90 psi (6.3 bar) inlet air and at 40 cpm maximum load
86 dB(A)
86 dB(A)
King Noise level at 90 psi (6.3 bar) inlet air and 15 cpm maximum load
90.5 dB(A) Pressure, 97.7 dB(A) Power
90.5 dB(A) Pressure, 97.7 dB(A) Power