Catalog

Check-Mate 450 provides flow rates to 1.7 gpm (6.44 lpm) and operating pressures to 5000 psi (345 bar, 34.5 MPa).

Features & Benefits
  • Severe Duty rod and cylinder for increased durability; Graco’s Severe Duty is a stainless steel, hard chrome cylinder and rod which prolongs the life of the pump and packings
  • Large internal porting for maximum flow
  • Floating piston seal and priming plate improve balance and performance
  • Maintains balance over a wide viscosity range
  • Minimal bead distortion for critical dispensing of expensive materials
Typical Applications
  • Dispensing of silicone, latex or acrylic sealants
  • Feed pumps for 2-component epoxy or urethane materials
  • Dispensing of greases and other lubricants
Typical Fluids Handled
  • Sealants
  • Adhesives
  • Mastics
  • Lubricants
Unit of Measure

Specifications

Model

N/A Bulldog

Ratio

N/A 55:1

Maximum Fluid Outlet Pressure

N/A 5000 psi345 bar34.5 MPa

Maximum Fluid Flow @ 60 cpm

N/A 1.7 gpm6.5 lpm

Maximum Air Input Pressure

N/A 90 psi6.2 bar0.62 MPa

Fluid Outlet Size

N/A 3/4 npt(m)

Air Inlet Size (Bare Pump)

N/A 3/4 npsm(f)

Overall Length (Bare Pump)

N/A 55 in.140 cm

Weight (Pump Only)

N/A 100 lb45.5 kg

Packings

Throat

N/A UHMWPE/PTFE

Piston

N/A UHMWPE

Rod and Cylinder

N/A Severe Duty (chrome over stainless steel)

Other Wetted Parts

N/A CS; Delrin®; 304, 316 and 17-4 PH
SST; ductile iron; zinc and nickel plating

Instruction Manuals

Carbon Steel

N/A 308017

Cart Mounted Pumps

N/A 308087

Ram Mounted Pumps 5 gal (20 I)

N/A 308026

Ram Mounted Pumps 5 gal (200 I)

N/A 308027

Back To Top