Polishing flat to the finished surface level with a diamond cup or a Level Grinding Wheel .
Make sure that there are no more protrusions on the finished surface.

Remove dust and dirt and trowel-coating a primer.
Trowel-coating the repair material so that it covers the entire area.
It is an image that fills the finely dented parts and gaps.
It will be flattened in the subsequent shaving process, so let's dare to serve it a little.

When the material is half-dried, scrape it off with a trowel or scraper .
If the area is large, it is easy to get a flat surface by polishing with a grinder machine equipped with a grindstone # 80.
* The photo uses a grinder. * When using a grinder , the material should be completely dried.

After making sure it is completely dry, trowel-coating the primer again.
* trowel-coating thinly so that it does not drip. Please note that if you apply it thickly, the lining material will not be applied well after this.

* Reference video

・ How to use C Repair Lining

Apply the lining material thinly with a trowel for the lining material so that the base can be seen through.
* If the base is dry and difficult to trowel-coating, trowel-coating the primer again.

After it has completely dried, remove the borders with the surroundings, trowel marks, and burrs with a scraper or paper to eliminate small difference in level.
The groundwork is complete when the whole is gloss.

Seen from a position slightly away from the repaired part, determine the overall finished color.
At first, spray a little and check the color.
Let's add it little by little while drying.
It is OK when the feeling of discomfort with the surroundings disappears and the groundwork disappears.

Use the Tone Color and Pattern pat to add a pattern.
Apply # 600 paper to the surface.
Add joint pattern, stain, and unevenness to eliminate discomfort with the surroundings.
If there is no discomfort, it is complete.