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Why are there so many white spots on the linen canvas?

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panchengchao @panchengchao · Jul 9, 2021

I started with a pure color romantic paint by number. The paint is still very good, but there are many white spots on the painted part facing the light. Is it because I did not paint well? I did not paint this kind of cotton canvas before. For the following semi-finished products, post a comparison chart with posts.

romantic paint by number

Looking at the light, the paint is uneven, but the white spots on the linen canvas are obvious. How should I paint?

The painted paint will have these holes as if it is ventilating, should I paint it again.

The white dots and small holes in the macro are indeed very obvious, and the paint is quite thick. It seems that there will be thick paint. Maybe it is the reason for this kind of easy paint by numbers canvas. The cotton canvas painted before is not like this. Happening.

When the temperature and humidity change, the flax fiber has a relatively small stretch and is easy to store. Cotton cloth, because the cotton fiber stretches severely, stretches and stretches sharply during storage, causing the canvas to loosen and wrinkle or cause the color layer of the base layer to peel off.

My analysis is mainly because the paint is thick and the canvas is uneven. This is prone to happen. Dip the brush with water or dilute the paint slightly before painting. It should be fine.

The linen cloth is too rough. Acrylic paint in paint by numbers is water-based and not easy to absorb. The paint of real oil painting is oily, which is better on linen cloth. But let’s just play around with what we paint. Cotton linen doesn’t matter. The main reason is that the paint is too dry or the picture is uneven.

I used to paint pure cotton canvases. If I pay attention to the gaps after painting, I can basically avoid the white spots. Recently I painted the linen canvas, the thickness of the paint is still white, but I don’t look at the light or close. It's fine, anyway, there are small holes on the wall that I can't see.

In the process of painting slowly, I suddenly discovered a problem. The thick paint actually cracked in the place I painted before, so I was wondering if it would come off slowly in the future.

The painting is still quite thick, and the painting is also casual. The main reason is that I am not used to this flip-type paint. I stretch the brush into the paint cup, and every time I get a large amount of paint or a lot of paint. I really don’t feel good about painting, so the accumulated paint on the tip of the pen often crosses the line when painting, so it’s a little more casual.