To provide filter cloth for a filter press suitable for use in a filter process not using a flocculant and/or a filter aid or incapable of using the same like a refining process for Sake (rice wine), vinegar, sugars, medicines such as herb medicines food or the like.
The filter cloth comprises a bulky fabric formed by using bulky processed yarns as warp yarns 8 and 11 and weft yarns 9 and 12 and the surface of the fabric layer 7 on a raw liquid supply side (the surface side of the filter cloth) is smoothed and densified by hot-pressing treatment. Further, the bulky processed yarns are constituted so as form a structure wherein the fabric layer 7 on the raw liquid supply side (the surface side of the filter cloth) is arranged densely and the back surface of the fabric layer 10 on a filter plate side (filter cloth back surface side) is arranged roughly.
Natsuhara, Michio
