Purewell gravity filter bag is the outcome of sophisticated manufacturing processes. During the production stage, the nominal voltage, power source type, rated power, insulation, and water resistance grade have gone through repeated experiments and testing. The product has been certified under UL, FCC, and CE
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The quality control of Purewell gravity filter bag is carried out rigorously. It will be tested in terms of its timber moisture content, agglutination, painting, door face polishing, and so on. The product has the advantage of short-circuit protection
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Purewell gravity filter bag is developed with a series of different critical performance properties taken into consideration, and some of these are Tensile, Tear Strength, Coating Adhesion, Weldability, Seam Strength, Flame Resistance, particularly UV and Weathering Resistance. The product has a durable jacket that protects wire cores
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Purewell gravity filter bag meets a series of quality requirements stipulated in industry regulation. Its electrical property and the safety performance of the battery in different conditions are checked to be eligible and qualified.
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All of the mechanical components of Purewell gravity filter bag are manufactured under sophisticated workmanship. The workmanship includes material preparation, material cleaning, cutting, stamping, spraying, and surface treating. The product is able to withstand bumps and drops
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The product is used to seal acid liquid or solids. During the production, it has been treated with acid pickling to optimize its acid resistance. This product can be the perfect travel companion, taking up little space