Airless Sprayer Resources: Engineering Guides for Contractors and OEM Buyers
GUTUBAO’s resources library collects the engineering guides our team writes for industrial contractors, distributors, and OEM buyers. Four columns cover the factory, equipment comparisons, coating and technique selection, and keeping a sprayer fleet working.
Inside GUTUBAO documents our pump machining, motor engineering, production line, and OEM workflow. Technical Comparisons weighs sprayer types, pump designs, motor options, and site power questions before you buy. Fluid Processing & Techniques covers tip selection, thinning, and application methods by coating and job type. Lifecycle Support & Maintenance covers cleaning, troubleshooting, wear parts, and hose handling.
Select a column below to start.
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How Does an Airless Paint Sprayer Work? Inside the Pump That Builds the Pressure
By GUTUBAO Technical Team • 2026-09-08How does an airless paint sprayer work: a motor drives a piston pump that pressurizes the coating directly. The pump draws paint into the fluid… -
Paint Sprayer for Oil Based Paint: Coating List, Tip Sizes, and Solvent Discipline
By GUTUBAO Technical Team • 2026-08-29A paint sprayer for oil based paint has to cover alkyd enamels and topcoats, oil-based primers and wood sealers, oil-based and penetrating wood stains, lacquers… -
What Size Paint Sprayer Do I Need? A Flow, Tip, and Viscosity Decision Guide
By GUTUBAO Technical Team • 2026-08-17“What size paint sprayer do I need?” is a pump-class question, not a nozzle question — “size” here means the machine tier, not the spray… -
Airless Sprayer Intake Valve Troubleshooting: Stuck Balls, Worn Seats, and Lost Prime
By GUTUBAO Technical Team • 2026-08-04An airless sprayer intake valve is the one-way foot valve at the base of the fluid section, and it is one of the parts the… -
Can You Use an Extension Cord with an Airless Paint Sprayer?
By GUTUBAO Technical Team • 2026-07-25Can you use an extension cord with an airless paint sprayer? Yes—as long as the voltage arriving at the machine’s inlet stays above the documented… -
What Size Generator Is Needed to Run a 3000 PSI Electric Airless Paint Sprayer?
By GUTUBAO Technical Team • 2026-07-17What size generator is needed to run a 3000 PSI electric airless paint sprayer? Size the generator to the sprayer motor’s running wattage plus its… -
515 vs 517 Spray Tip: A Viscosity, Flow, and Gun-Speed Decision Matrix
By GUTUBAO Technical Team • 2026-07-09The 515 vs 517 spray tip decision comes down to a single variable: orifice size. Both tips cut a fan roughly 10 inches wide at… -
What Paint Sprayer Do Professionals Use? An OEM Engineering Breakdown
By GUTUBAO Technical Team • 2026-07-03What paint sprayer do professionals use comes down to engineering specifications, not marketing labels. A professional rig is built for continuous-duty production: a brushless motor,… -
Hydraulic vs Electric Airless Sprayer: A Contractor’s Power-Line Decision Guide
By GUTUBAO Technical Team • 2026-06-25Two power lines drive every airless rig on a jobsite: an electric motor or a hydraulic circuit. Pick the wrong one and you get a…
