The Bostik Express Pointing Mortar is suitable for masonry joints. It can also be used to seal bet...The Bostik Express Pointing Mortar is suitable for masonry joints. It can also be used to seal between stones, brick slips and around lead flashing. No primer is required on most substrates, even on slightly damp surfaces. It can be overpainted where required. Supplied ready to use and is easily applied with a cartridge gun, internally or externally. Coverage: 6 linear metres (approx.) per cartridge of joint 10mm in height x 5mm depth.
This guide is for anyone using Bostik Express Pointing Mortar to seal masonry joints. The primary benefit of this product is its ease of use and fast application, saving you time and effort. A key consideration is that coverage is limited, so proper calculation of needed quantity is essential. This guide covers setup, best practices, and troubleshooting to help you achieve professional results.
All features
Model Part Number
30615032
Brand
Bostik
Extended Product Information
FAQs
How much coverage can I expect from a single cartridge?
Coverage is approximately 6 linear meters per cartridge, assuming a 10mm height x 5mm depth joint.
Can this product be used in wet conditions?
Yes, it can be applied to slightly damp surfaces.
Is priming required?
No, primer is not typically required on most substrates.
Can I paint over the mortar?
Yes, the mortar is overpaintable.
How do I clean up spills?
Clean up spills and tools immediately with water before the mortar cures.
What is the shelf life of the product?
Please refer to the product packaging for the specific shelf life information.
Troubleshooting
Mortar is not extruding from the cartridge gun.
Check the gun for blockages or ensure the plunger is properly engaged. Verify the nozzle is clear.
Mortar is not adhering properly.
Ensure the surface is clean and free of loose particles. On particularly non-porous surfaces, lightly abrade the surface before application.
Pros and Cons
Pros
Ready to use, saving preparation time.
Easy application with a cartridge gun.
Bonds to damp surfaces.
Overpaintable for a professional finish.
Cons
Coverage is approximately 6 linear meters per cartridge (based on a 10mm x 5mm joint).
Requires a cartridge gun for application.
Setup, Compatibility & Care
Preparation: Ensure the surface is clean and free of loose debris. Remove any existing loose mortar.
Compatibility: This mortar is compatible with a wide range of substrates. Always test a small area for compatibility and adhesion before full application.
Application: Load the cartridge into a cartridge gun. Apply the mortar evenly into the joints.
Tooling: Smooth the surface with a pointing tool or a damp sponge for a professional finish.
Curing: Allow the mortar to cure completely. The drying time will vary depending on environmental conditions.