Yangzhou City, the source Hang Machinery Co., Ltd. specializes in producing flower chain pieces, dumbbell cutter www.yzsyhjx.com, punching machine. The following is a dumbbell cutter to introduce the next maintenance: 1. Dumbbell cutter should always care and maintenance the cutter blade, because the blade becomes blunt, chipping or chipping will make sample with defects affect the test results. When the cutter blade portion not in use should be placed on a soft sponge rubber, or make the edge portion without any contact with the surface; 2. The cutter should be stored in a dry environment, and coated with protective oil to prevent corrosion Cutter ; 3. Use protection when cutting edge, below the sample pad of soft and hard cover tape or a suitable quality cardboard edge protection from damage. Edge should be regularly ground to stay sharp; 4. Crop Lubrication: washing liquid diluted sample surface of the cutter or lubricate dry after use lubricants should be noted that the metal surface to prevent edge corrosion. NOTE: dumbbell cutter blade maintenance is very important. Can often gently lapping grindstone and trim the edge, and to evaluate the situation through a series of break-point edge after the test specimen. When the rupture of a sample removed from the tester holder, test whether the sample had at the same point total, or near the same point on fracture trend, if there is this trend, indicating that in this particular edge the site may become blunt, chipped or chipping.