FIELD: filtration technics. SUBSTANCE: cloth is made by serge interlacing and contains polyamide warp and weft threads each with linear density 93.5 tex. Surface density of cloth is 380- 420 g/sq.m. Ratio of warp density to weft density varies within 1.88- 2 range. Lower surface density results in reduced cost. Cloth may find use in various industrial areas. EFFECT: increased service time due to improved rupture characteristics. 3 cl, 1 tbl
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