The shredder consists of a rotating set of blades, a paper comb, and a driving motor. The paper is sent from the edge of the knife, and is divided into many small pieces of paper for the purpose of secrecy. Shredder refers to the shape of the paper when it is processed by a shredder and then chopped up by a shredder. According to the composition of the shredder, the existing shredder methods are: shredder, granular, segment, foam, strip, filamentous and so on.
Today's shredder, in addition to paper processing, can also cut credit CARDS, CDS, and so on
National standard shredder service life for 4000 times, now only capable brand shredder and part of the KMI brand shredder products over the national standard, to reach 5000 times and more, about equivalent years for 4~5 years. Some small factories have a service life of less than 1,000 times. When choosing such products, as when choosing home appliances, after-sale service is very important.