AC100 | What is the most appropriate Jesmonite sealer for Jesmonite AC100 surfaces?

Jesmonite Acrylic Sealer is the most appropriate sealer for Jesmonite AC100 surfaces. The Jesmonite Acrylic Sealer is a pure acrylic coating. We recommend applying the Jesmonite Acrylic Sealer onto Jesmonite AC100 surface with a dense foam roller rather than low density foam and traditional paint rollers. The low density foam and traditional paint rollers can […]

AC100 | Is there a way to use the Thixotropic to allow for vertical modelling?

The Jesmonite Thixotrope is added to the Jesmonite AC100 mix to thicken the material to a ‘gel-coat’ consistency. This is useful when brushing or spraying materials onto moulds with vertical faces as it prevents the material from slumping. Jesmonite Thixotrope is added to the complete Jesmonite AC100 mixture and is mixed in using the Jesmonite […]

AC100 | Can you sand Jesmonite AC100?

Jesmonite AC100 cured surfaces can be sanded using a variety of sandpaper grades to achieve a range of different surface appearances and textures. Most users will start with a coarse sandpaper and then move onto a fine sandpaper grade for finer finishing. The sanding process can be done by hand or with a power sander.

What is the difference between AC100 and AC730?

Jesmonite AC100 is an Acrylic Modified Gypsum Composite compared to Jesmonite AC730 which is an Acrylic Modified Cementitious Composite. Jesmonite AC100 contains gypsum and is designed to replicate very fine surface detail and Jesmonite AC730 contains decorative aggregates and is designed to replicate concrete and stone surfaces.

Is Jesmonite waterproof?

All Jesmonite products including Jesmonite AC100 are classed as porous and would need to be sealed with a top coat sealer to achieve a waterproof surface.