There are many kinds of paper that can be used for sketching. China has lead paper, cardboard and watercolor paper. Lead paper has rough surface, loose paper and easy to lead, which is suitable for short-term painting.

The surface of double-sided white cardboard is fine and smooth, which can show rich color changes. In addition, the paper is dense and crisp, can withstand repeated modification and characterization, and is suitable for medium and long-term painting. There are net lines on the surface of watercolor paper, which is suitable for making some special picture effects.

Extended data

Sketch tool:

1. Charcoal pen: Charcoal pen is neither brittle nor hard (it can also be divided into hard and soft). It is best to burn the carbon rod thoroughly, soft and black, and the carbon rod is soft but not sand. Charcoal strokes are hard to erase after they are written on paper.

Compared with pencils, charcoal pens are darker and thicker, but they are also more difficult to erase. Therefore, charcoal has better artistic expression effect and painting difficulty for pencils.

2. Pens: All fountain pens with hard tips. You can also draw with strokes used in daily writing. Generally, with a little treatment, bend the pen inward about 30 degrees with small pliers to make it write slender and smooth forward, and the thickness of reverse writing can be controlled freely.

3. Paper: white, thick and clean paper with paper grain. Pencil drawing paper should not be too thick, charcoal drawing paper should not be too smooth, and pen drawing paper should have a smoother paper surface and a certain degree of water absorption.

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