Surge Suppressors

Surge Suppressors 

Dampen pump pulsation for consistent finish quality

Reduces pulsation for consistent material delivery and uniform spray pattern

Need to dampen the pressure changes within your system? Graco’s surge suppressors are built to meet your needs.

Features :

  • Reduces pulsation for consistent material delivery and uniform spray pattern
  • Reduces maintenance and charge pressure refills
  • Flushes easily, making color changes quick and easy
  • Accommodate global system requirements with multiple fluid connection options
  • Limits the pressure change of your fluid system

Specifications :

Surge Tank Model 238986
Maximum Fluid Working Pressure
2.1 MPa, 21 bar
Maximum Gas Charge Pressure
2.1 MPa, 21 bar
Maximum Flow Rate (Maximum flow rates are recommended maximums for peak performance, Exceeding these values reduces the surge tank’s ability to dampen pulsation)
76 lpm
Maximum Operating Temperature
50° C
Wetted Parts
304 & 316 Stainless Steel, PTFE
Surge Tank Model 238987
Maximum Fluid Working Pressure
2.1 MPa, 21 bar
Maximum Gas Charge Pressure
2.1 MPa, 21 bar
Maximum Flow Rate (Maximum flow rates are recommended maximums for peak performance, Exceeding these values reduces the surge tank’s ability to dampen pulsation)
76 lpm
Maximum Operating Temperature
50° C
Wetted Parts
304 & 316 stainless steel, PTFE
Surge Tank Model 238988
Maximum Fluid Working Pressure
2.1 MPa, 21 bar
Maximum Gas Charge Pressure
2.1 MPa, 21 bar
Maximum Flow Rate (Maximum flow rates are recommended maximums for peak performance, Exceeding these values reduces the surge tank’s ability to dampen pulsation)
76 lpm
Maximum Operating Temperature
50° C
Wetted Parts
304 & 316 stainless steel, PTFE
Surge Tank Model 233736
Maximum Fluid Working Pressure
2.5 MPa, 25 bar
Maximum Air Inlet Pressure
1.5 MPa, 15 bar
Maximum Flow Rate (Maximum flow rates are recommended maximums for peak performance, Exceeding these values reduces the surge tank’s ability to dampen pulsation)
Fluid does not flow through tank
Maximum Operating Temperature
80° C
Wetted Parts
Stainless steel, PTFE
Surge Tank Model 218509
Maximum Fluid Working Pressure
4.2 MPa, 42 bar
Maximum Gas Charge Pressure
4.2 MPa, 42 bar
Maximum Flow Rate (Maximum flow rates are recommended maximums for peak performance, Exceeding these values reduces the surge tank’s ability to dampen pulsation)
76 lpm
Maximum Operating Temperature
50° C
Wetted Parts
Carbon steel, electroless nickel-plated steel, UHMW polyethylene, fluoroelastomer, PTFE
Surge Tank Model 220157
Maximum Fluid Working Pressure
4.2 MPa, 2 bar
Maximum Gas Charge Pressure
4.2 MPa, 42 bar
Maximum Flow Rate (Maximum flow rates are recommended maximums for peak performance, Exceeding these values reduces the surge tank’s ability to dampen pulsation)
57 lpm
Maximum Operating Temperature
50° C
Wetted Parts
304 and 17–4 PH stainless steel, UHMW polyethylene, fluoroelastomer, PTFE, tungsten carbide
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