FIELD: production of porous pyroxylin powder for cartridges of small arms. SUBSTANCE: described is method which comprises dehydration of pyroxylin with ethyl alcohol to residual concentration of water of 5-20% mixing of components and plastification of pyroxylin with triple mixture of water, ethyl alcohol and diethyl ether at ratios of components ranging from 1.0:5.6: 7.2 to 1.0:2.7:3.0, pressing, cutting of powder elements, extraction of solvent, drying, classification and surface treatment. EFFECT: more efficient preparation method. 2 tbl
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