A: Technically yes, but practically no. Mixing 20/40 with 80/120 creates a "binary blend" that causes erratic flow. Stick to one mesh size per repack. Conclusion: Repack Smarter, Not Harder The PQ Grit Kit 2 repack is the single most effective way to reduce your abrasive blasting operating expenses while maintaining peak performance. By following the step-by-step procedure above—inspecting components, choosing the right garnet mesh, and replacing gaskets—you transform a disposable consumable into a permanent asset.
By: Industrial Abrasives Journal
Close and lock the cam levers. Reconnect the air and abrasive lines. Slowly open the main air valve. Check for audible leaks at the lid and fittings. Spray with soapy water if needed. pq grit kit 2 repack