Magnetic particle inspection method fan rotor or impeller around the wire, Walter DC impeller or rotor generates a magnetic field. Each impeller and become a pole at the top, and then coated with iron powder. If the blade has a crack, resulting in two different polarities at the gap at the crack, thereby suck iron powder. This can find out where the injured leaves scars. Phosphor coated with phosphor testing the blade cooling fan prices, then wipe off. The rotor or impeller to move to the dark room, look, there is a crack at the phosphors glow and indelible. These are the fan impeller fan manufacturers to introduce Shanxi damage inspection method, if you want to learn more Information Shanxi fans, stay tuned to our official website, you can also phone consultation, we will be happy to serve you fans price, looking forward to your visit! users choose what kind of fan installation requires blower according to a number of factors to determine the price, although there are a variety of installation methods, but not every fan are more suitable, so choose a proper installation allows fans to play better results, some installation method does give users a good effect, such as direct-attached fan installation, this installation type for many fans can play a very good supporting role. We take a look at how this approach can have any advantage. First, be ready to install the fan environment, before installing the fan on the installation environment and some preparatory work has to be done before the installation of adequate. First, check the foundation dimensions, the size of each reserve empty center; Ground Dimensions deviation should be within the range of ± 20mm, hole in the center of each reserve size deviation should be between ± 10mm; base crossed to the main plant vertical and horizontal centerline point or boiler building as a benchmark, the data must be to achieve excellence, so as to minimize the installation error. Boiler turbine prices _ Shanxi nagorye blower (certified) _ fan prices offered by Shanxi Yuncheng nagorye blower limited liability company. Shanxi nagorye Blower Co., Ltd. (www.sxgfj.cn) (www.sxfjgs.com) is an industry leader in Shanxi Xinzhou, fans, ventilation equipment, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, the maximum limits to meet customer needs. In nagorye blower leadership with the staff warmly welcome all inquiries negotiations to create nagorye blower a better future. You can also access (www.sxfjgs.com/supply_details_39778660.html), for more information about the company.