Description
VR400A83 pneumatic gun is a variable-ratio air dispenser for larger two-part adhesive cartridges, including 400 mL formats and many 200 mL setups. It is built for shops that need pneumatic bead control, fast cartridge loading, and less hand force during repeated adhesive dispensing.
Why the VR400A83 pneumatic gun supports larger cartridges
- Accepts dual-component cartridge work in common 1:1, 2:1, 4:1, and 10:1 mix ratios.
- Supports 400 mL cartridges and can also be used with 200 mL cartridges when the setup matches the tool.
- Nominal thrust is 490 lb at 100 psi, giving the tool enough push for many higher-viscosity two-part materials.
- Snap-in push disks make ratio conversion faster for shops that run more than one adhesive system.
- Adjustable heavy-duty air regulator gives operators control over bead speed.
- Air dump valve and reverse air button help stop flow quickly after placement.
Where the VR400A83 pneumatic gun belongs
- Panel bonding and countertop fabrication stations using 400 mL adhesive cartridges.
- Industrial repair teams dispensing epoxy, acrylic, or urethane materials in larger packages.
- Assembly cells that want a controlled pneumatic alternative to high-force manual guns.
- Shops switching between multiple ratios and cartridge sizes during the same week.
- Installers who need side-load cartridge access for faster reloads on the bench or jobsite.
VR400A83 pneumatic gun ordering checks
Before ordering, confirm cartridge volume, mix ratio, plunger design, and mixer style. The same adhesive chemistry can ship in several cartridge systems, so the dispenser, push disk, and static mixer should be checked together. When used with the right cartridge, this tool helps keep bead size more consistent and reduces fatigue compared with hand-trigger dispensing.
Chemical Concepts stocks related applicators, mixers, and nozzles in dispensers, mixers, and nozzles. For manufacturer background on adhesive and sealant dispensing tools, see Newborn.
Need help confirming the correct gun, ratio parts, or mixer for your cartridge? Call (800) 220-1966 or email [email protected].








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