Description
50 mL Cartridge Gun from Bonstone is the hand dispenser used with 50 mL dual-cartridge adhesive systems in 1:1 and 2:1 ratios. It gives fabricators and repair crews manual control over stone repair epoxies and related two-part materials, which makes it a practical bench tool for small repairs, edge work, and adhesive application where a full pneumatic setup is unnecessary.
50 mL Cartridge Gun Benefits
- Handles both 1:1 and 2:1 50 mL cartridges, which helps shops cover multiple Bonstone adhesive systems with one tool.
- Manual trigger operation gives better pace control on short beads, spot fills, and repair work.
- Compact format is easier to carry into field repairs than a larger bulk dispensing system.
- Suitable for Bonstone Ultimate, Fast Set Extreme, and Express II Flowing 50 mL cartridges listed on the live product page.
- Useful as a dedicated bench gun when crews want cleaner changeover between adhesive types.
Manual 50 mL tools remain a good fit when the job calls for accurate placement rather than sheer volume. Shops often keep one gun loaded for edge repairs and another for patching or bonding so the operator can move from mix tip to workpiece without interrupting the repair cycle. The 50 mL Cartridge Gun is especially useful when a shop standardizes on small dual cartridges.
Common Applications for 50 mL Cartridge Gun
- Dispensing stone repair epoxies for chips, seams, and edge rebuilds.
- Applying small mixed beads for countertop fabrication and monument repair.
- Short-run bonding where cartridge accuracy matters more than production speed.
- Field-service adhesive work on stairs, panels, and patch kits.
- Bench use with static mixers on dual-cartridge adhesive systems.
Fit and Handling Notes
The live listing calls out compatibility with 50 mL cartridges in both 1:1 and 2:1 ratios, so ratio confirmation should happen before loading a cartridge. Keep the plunger faces clean, store the gun out of cured adhesive splash, and replace mixers between uses so you do not force partially cured material back into the frame.
Technical Details and Documentation
Chemical Concepts lists this dispenser at about 3 lb shipping weight and positions it as the matching hand gun for Bonstone 50 mL systems. For manufacturer support and broader product-family information, see Bonstone. Review the adhesive data sheet for the cartridge you are using so the gun, mix ratio, and nozzle choice all stay aligned.
Ordering Help
This is the right tool when your work centers on 50 mL Bonstone cartridges instead of larger dual-tube packs. For related dispensers and accessories, browse our dispensers, mixers, and nozzles category.
Need help matching the gun to cartridge ratio, mixer type, or your repair adhesive? Call (800) 220-1966 or email [email protected].







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