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When coating the floor, if the floor has been coated before, Trapezoid Metal Bond Diamond Grinding Pads Floor Grinding Shoes With Single Arrow Segment,First remove the damaged paint layer. This process of removing the damaged paint layer is called paint removal. Let’s understand how Remove it.
l Issues that need to be paid attention to before removal:
lWhen there are peeling, blistering, corrosion, cracking and other phenomena on the floor surface, we need to completely remove this part of the floor coating with quality problems. Only the substrate before the coating can be recoated. InstallConcrete Floor Grinding Pads .
l If the floor primer that was painted last time was epoxy or polyurethane paint, the range of paints that can be applied on it is wider, and most of the paint can be painted directly on it.
Paint removal can generally be divided into two situations:
l One is for small damaged floors, remove the partially damaged coating film, and retain the intact coating film.
lThe other is to remove all the coating on the entire floor surface until the substrate is exposed.
Four common methods for removing paint:
l The lye paint removal method: The lye paint removal method uses the corrosive effect of lye to make the old paint film swell and soft, so as to achieve the purpose of removing the paint film of the old floor.
l Flame paint removal method: Flame paint removal refers to the use of flame heating to make the old paint layer soft and foam, and at the same time use a scraper to scrape the old floor paint film.
l Mechanical paint removal method: Mechanical paint removal refers to the removal of paint with the help of certain construction tools, such as manual sanding, power tools, shot blasting, high pressure (abrasive) jets, etc., which can effectively remove the old floor paint layer Methods.
l Paint remover: Paint remover is a solvent or paste that can dissolve or swell the coating film. It is mainly composed of a solvent with strong dissolving power, paraffin wax, cellulose, etc. In the floor coating industry, mechanical methods such as manual baking spatula and shot blasting are mainly used to remove the old coating film.
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