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Graco DB4311

Husky 1590 SS Air-Operated Double Diaphragm Metal Pump, SS/PT

Product number DB4311 - 199

The Stainless Steel + PTFE combination offers universal chemical compatibility and allows working with low to medium/high viscosity products:
Solvents and Alcohols: Acetone, MEK, toluene, xylene, ethanol, methanol, isopropyl alcohol.
Acids and Bases: Nitric acid, phosphoric acid, diluted sulfuric acid, caustic soda, alkaline solutions.
Resins and Adhesives: Epoxy resins, polyurethanes, solvent-based or water-based adhesives.
Inks and Paints: Industrial paints, enamels, lacquers, flexographic and gravure inks.
Sanitary/CIP Chemicals: Concentrated detergents, industrial disinfectants, deionized water.

- Chemical and Petrochemical Industry: Processing and transfer of reagents, solvents, acids, and alkalis in the plant.
- Pharmaceutical and Cosmeceutical: Loading, mixing, and dispensing of raw materials and finished products.
- Food and Beverage (auxiliary processes): Transfer of concentrates, flavorings, additives, and CIP (Clean-in-Place) cleaning that require aggressive chemicals.
- Paints, Inks, and Coatings: Handling of resins, cleaning solvents, printing inks, and corrosive enamels.
- Water and Industrial Treatment: Dispensing of flocculants, chemical neutralizers, and aggressive waste fluids.

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Features
- Diaphragm life up to 5 times longer compared to other pneumatic diaphragm pumps in its class.
- Wide range of materials to suit a multitude of applications.
- Fewer parts than the competition; the pneumatic valve is accessible from the outside, allowing for quick and easy maintenance without disassembling the diaphragm pump.
- Available in ATEX configuration.
- 1-1/2 inch (38.1 mm) ANSI end connections.
- High flow rate: 100 gpm (378 lpm) in a compact and portable size.
- Fluid pressure up to 120 psi (8.4 bar, 0.84 MPa).
- Lubrication-free operation.
- Available in polypropylene, aluminum, and stainless steel.
- Pneumatic section with epoxy coating for harsh environmental conditions.

Technical Specifications
Air inlet diameter (inches) 1/2
Fluid outlet thread type: Female
Fluid outlet diameter (mm) 38.1
Maximum air consumption (SCFM) 125
Maximum air pressure (bar) 8.27
Fluid inlet thread type Female
Fluid inlet diameter (mm) 38.1
Maximum flow rate (L/min) 379
Maximum fluid pressure (bar) 8.27
Fluid inlet size (in.) 37257
Maximum operating temperature (°C) 66
Maximum operating temperature (°F) 150
Maximum solid particle size (cm) 0.4763
Maximum solid particle size (in.) 0.1875
Maximum solid particle size (mm) 4763
Husky Model
diaphragm_compatible_material PTFE
Air inlet thread type Female
Maximum air pressure (psi) 120
Maximum cycle frequency (CPM) 200
Maximum fluid pressure (psi) 120

VAT NOT INCLUDED

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