A tourmaline composite home decoration material and a preparation method therefor, the home decoration material comprises the following raw material in parts by weight: 2-20 parts of tourmaline powder, 20-28 parts of slag, 2-10 parts of active carbon, 5-40 parts of a binding agent, 1-40 parts of auxiliary material, and 0.1-0.3 part of an air entraining agent.
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