Gypsum model making process

Firstly, raw materials are prepared according to the gypsum model, and the common raw material is gypsum powder 5kg/ group; Desktop toolbox 1 box/group; Bench bench 1/ group; Various sandpapers 10 sheets/group; Plastic flowerpots 1/ group; The mixing rod and template materials are self-provided, and the waste puzzles are self-provided. The first step is to design a research model of art or daily necessities by yourself (write the name of the design model), and determine the size drawing and hand drawing according to the situation. Step 2, make the mold base according to the size of the model.

Thirdly, preparing gypsum slurry, and preparing gypsum slurry. This step should pay attention to the ratio of gypsum powder to water, and gypsum powder should be discharged first; Mix the mixed gypsum slurry with water and stir until it becomes a paste without pimples. Gypsum slurry is poured into the mold for the first time, and this step is also a key step. The gypsum slurry should be evenly spread on the whole mold, and it should be tapped while rotating to reduce the generation of bubbles. Then wipe off the excess pulp at the bottom and air dry in the shade for 5- 10 minutes. Casting molding, detail description, polishing and coloring to form an integral model.