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Filter belt screen selection method

Release date:[3/15/2014]     Hit Count::[]   

The filter press and efficiency directly affect the normal use of the filter press. Therefore, corresponding to the matched filter belt screen medium is the core technology of filter press use. Although the filter medium filter performance and selection method of making media manufacturers offer a large number of technical information, but the filter press filter media filtration process, or choose to use depends on the experience of material and long filtration experiments to determine. While the choice of filtering medium has accumulated a wealth of experience and is used for solid-liquid separation of a large number of experimental data to provide better services to users choice.
 
Filter cloth was applied to the frame filter press filter media selection; filter press can choose cloth filter media in general, but at the same time the use of paper, filter paper filter medium. The filter according to the use of materials, in the largest synthetic fiber, according to the structure, non-woven fabric and fiber mat, paper, filter paper. No shaping filter in the filter, easily blocked access to, cause not good bridge pores, the effects of filtering effect. Filter cake and industrial filter belt screen adhesive. Effect of wash cake and industrial filter regeneration. Industrial filter belt screen is formed at high temperature, the surface is smooth, the pore structure is stable, not easy to deformation, trumpet formed funnel-shaped, solid particles will not be blocked card, can form a good bridge filter layer, the filtering precision is high, the cake to more easily, easy to clean cloth regeneration, improve the seal between the panels, reducing cross plate capillary leakage, better adapted to the automatic filter press operation. Surface temperature molding processing technology the best results. There is only one cloth, in order to maintain after treatment with stable structure deformation, but the effects of monofilament filter cloth and tensile strength than multi-filament filter cloth, easy to break. Therefore, industrial filter cloth manufacturers to produce a single complex industrial filter cloth, monofilament polyester filter cloth to overcome the weaknesses. Whether to retain a monolayer of silk, silk is associated with complex support layer. Using this technology manufacturing cloth, cloth of the filter press is adapted to application requirements.
 
The frame filter press filter cloth matching principle and method (1 ) according to the materials of chemical and physical properties, selection of filter material. Fabric suppliers to provide the best possible technical details, please select according to precision filter filter cloth permeability requirements, ( 2 ) technological parameters such as the size of the primary retention. Although the initial filter press cloth played an important role, the filtering precision, but the initial filtering precision is not considered possible filtering precision can reach the minimum requirements for high potential. Filter in a filter layer is formed period due to news, in a small cloth is negative, and really play enough fine filter effect of" filter", to form a good filter layer is the key in the use of technology. ( 3) selection of filter belt screen attention stripping performance. Cloth smooth surface, peeling cake quickly, thoroughly filtered short operation time, high efficiency. The cake is not easy to peel adhesion of filter press cloth, will extend the opening time, reduce the efficiency of work. To replace the industrial filter cloth, the time will be longer. Now it has been widely used in filter press, filter replacement more trouble. Choosing multifilament yarn and staple fiber cloth than long cake discharge performance than plain weave satin cloth cake discharge performance better selection of filter cloth. ( 4) industrial filter regeneration performance. Select filter cloth performance is good, and the importance of renewable filter selection. Regeneration of filter fabric performance is good, can be directly used for towel cloth, to alleviate the change number. The replacement of the filter cloth by a simple processing, filtration efficiency eighty percent. ( 5) filter material experiment. Filter press use of technology is an experimental technique. In industrial filter cloth after the initial selection of raw materials of the filtration experiment is very important. Filter material sample experiment. Industrial filter cloth inspection rate, the effect of retention, moisture content of filter cake, discharge performance and use performance.