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    PMC PX-7 Mechanical Purge Gun

    Industry leader PMC created the PX-7 mechanical purge gun to make slab jacking, roofing and residential foam and coating jobs easy! This mechanically self-cleaning spray gun is designed with a single-piece valving rod that eliminates the need for solvent flushing or air purge so you can work more efficiently. This affordable spray gun was made to last, with easy-to-remove check valves, a stainless steel gun block and sturdy manual valves. To keep your PX-7 running smoothly, proper maintenance is key. At, we carry an extensive selection of repair parts, including O-rings, piston shafts, gaskets and more! No matter what replacement part for the PX-7 spray foam gun you need, we have it. Shop today and enjoy our competitive prices and speedy shipping.

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    PMC PX-7 Mechanical Purge Spray Gun Features

    • Mechanical Purge: There�s no need for solvent flushing or air purge due to a valving rod that mechanically purges material from the mixing module for optimal self-cleaning.
    • One-Piece Valving Rod: The one-piece valving rod is hand honed to integrate with the mixing module to extend the life of the module.
    • Internal Impingement: Designed to last, the mixing module has a variety of styles that can be used with different pattern control discs for high-level mixing and pattern development.
    • Steel Construction: Both the machined coupling block and gun block are created with high-strength stainless steel. Cracking is a thing of the past!
    • Rebuildable Manual Valves: The PX-7 includes sturdy, simple and affordable manual valves to rebuild easily.
    • Check Valves: Check valves on the PX-7 mechanical spray gun are easy to remove from side screen screws, making cleaning and maintenance a breeze.
    Technical Specifications
    Maximum Working Pressure 3,500 psi (245 Bar)
    Air Pressure 90-125 psi (6.2-8.6 Bar)
    Weight (Without Coupling Block) 4.3 lbs (2.0 kg)
    Weight (With Coupling Block) 5.0 lbs (2.3 kg)
    Length 9.5" (24 cm)
    Width 4.0" (10 cm)
    Height 8.5" (22 cm)
    Flow Rates of Spray Modules
    Module # Module Kit Part # Pressure (PSI) Output (lb/min) Pattern Dia. (in)
    #1 Round 200547 1000 22 22
    #3 Round 200549 1000 12 12
    #5 Round 200551 1600 16 14