The main water ring vacuum pump should be applied to coal mines (gas extraction), chemicals, pharmaceuticals, mining, paper, food, beer, building materials, plastics, metallurgy, electrical appliances and other industries. The structure is simple, the manufacturing precision is not high, and it is
Read TutorialThread Position of Valve Rod: Outside Gate Valve Usage: Flow Control Standard: ANSI
Read TutorialOn November 26, Liu Pengfei, spokesperson of the Ministry of Transport, told the 21st Century Business Herald that the Beijing-Tianjin-Hebei coordinated transportation integration plan (2014-2020) has been approved and will be issued soon. Along with the planning, a number of important traffic proj
Read TutorialIn 2010, the implementation of the automobile recall system in China has entered the seventh year. According to the "Recall Bulletin" in the professional website set up by the AQSIQ defective product management center for the management of automobile recall, it has been from June 1
Read TutorialChinese (continental) companies are again using subsidies to cope with growing demand. Mid-power LEDs for lighting, automotive headlights and signage performed well in 2017 and will continue to grow in 2018 and even some of the announced orders may be cancelled or postponed to the next year. Overcap
Read TutorialModel NO.: GF02 Type: Grundfos Seal Balance: Balanced
Read Tutorial1 Introduction 35 press is the main power equipment of coal mines, which has long running time and large motor power. It is the main energy-consuming equipment for coal mine production. For a long time, the air compressor directly adopts the step-down start to work in the constant speed operation
Read TutorialFrom November 7 to 9, the Fourth China (Macao) International Automobile Expo was successfully held. Dongfeng Motor Company participated in the exhibition with six models of Dongfeng Fengshen AX7, Dongfeng Fengshen A30, Dongfeng CM7, Dongfeng Tianlong Heavy Truck, Dongfeng Warrior Armored Vehicle
Read TutorialIn the intake system of an engineering vehicle engine there is a filter which consists of one or more clean air filter elements. His main function is to filter out the harmful impurities in the air that will enter the cylinder, such as dust particles, garba
Read Tutorial"Body health, life well-being, can only be in the Quartet. You must pay attention to your own body while doing a good job." On May 28, Song Shihong, general manager of Dongfeng Motor Co., Ltd. engineering division, and Zhan Liming, head of functional department Peng Baolin and his party
Read TutorialOn May 20th, a 500,000 t/y heavy oil catalytic cracking unit designed by PetroChina Huadong Design Branch and supported by PetroChina Guangxi Tiandong Petrochemical Co., Ltd. produced qualified products and achieved a successful start. On the eve of construction, technicians performed a two-fluidi
Read TutorialQuick-drying sand core type binder   The quick-drying adhesive is a normal-temperature, quick-drying adhesive that is well suited for combination mounting between complex cores after molding. At room temperature, the tensile strength can reach more than 0.4 MPa at 10 minutes, the tensile s
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