The outdoor led display faces the following problems before installation and use. The led display must handle these problems in order to operate safely. First, the led display is installed outdoors, often exposed to the sun and rain, and the working environment is bad. If the electronic equipment
Read TutorialPermanent wet drum magnetic separator is a separator iron ore beneficiation plant commonly used, it is suitable for sorting ferromagnetic minerals. According to the structure of the tank, it is divided into three types: forward flow, reverse flow and semi-reverse flow. Because the magnetic separator
Read TutorialMaster Mao of Jiangxi, a member of the ISZ engine spokesperson. Regular line: Shanghai - Jiangxi - Guangdong Type of transport: bulk distribution Engine type: ISZ13 520 The master's driving route is Shanghai-Hainan. The total weight of the car is 50 tons. The picture below shows the f
Read TutorialAlkali aggregate reaction crack refers to cracking caused by alkali aggregate reaction in concrete. Has the following characteristics: (1) If the concrete is unconstrained (no ribs or less ribs), the alkali aggregate reaction crack is net-like (turtle-back pattern), the crack network is close to t
Read TutorialForeword: In order to prevent the harm of industrial dust to the human body, countries around the world have developed increasingly strict control standards. Dust removal equipment for industrial gas purification has been widely recognized by all countries. The development and application of various
Read TutorialFirst, the role of forklift crankshaft flywheel set 1. The function of the forklift of the forklift truck is to change the upward and downward movement force of the gas pressure transmitted from the piston rod connecting rod of the forklift to the torque rotating around its own axis, to
Read TutorialIn recent years, with the rise of the consumer groups after the 1990s and the popularity of hardcover houses, American lamps have been favored by the market for their simple and fashionable characteristics, gradually replacing the status of the former king of crystal lamps and European lanterns, an
Read TutorialSuper-equipment allows humans to gain the ability to surpass themselves. The level of equipment manufacturing is a key indicator to measure the industrial development of a country. China's largest tonnage hydraulic excavator - XCMG 700 tons of hydraulic excavator glory off the assembly line, ma
Read TutorialAntimony Arsenic separation: main antimony sulfide minerals stibnite Sb 2 S 3, containing Sb71.4%, secondary lead antimony sulfide ore 2PbS · Sb 2 S 3 sulfur antimony ore silver 3Ag 2 S · Sb 2 S 3, and Wheel mine 2PbS·Cu 2 S·Sb 2 S 3 and the like. Such as Pb 2+, Cu 2+ activated when xa
Read TutorialRoof type, support method 1, top type Seam coal layer 3 and 4 may be partially recoverable I miners mining, generally no false roof seam 5, which mostly directly shale roof (carbonaceous shale), siltstone or fine sand, a more complete hard; generally in the roof , coarse sandstone, complete and h
Read TutorialSimilarities and differences between impact crusher and hammer crusher The impact crusher has a large crushing ratio, and the finished product has a good grain shape. (1) The crushing ratio of the impact crusher can reach 50 or more, and the granular shape of the finished material is good. Under t
Read TutorialTurquoise quickly captures the market of colored gemstones with its unique charm. However, many people do not know the scarcity of turquoise resources, the difficulty of mining, and the poor ratio of poor quality, so turquoise is widely favored in the market. It’s not just because of resourc
Read Tutorial