Recently, auto parts companies in the United States, Europe, Japan, and South Korea have adopted a steel manufactured using a new process method (hydraulic forming technology). According to reports, this technology can reduce the production cost of parts by 15% and reduce the weight by ab.......

According to the latest report of the US "Chemical Weekly", the global demand for methyl methacrylate (MMA) market has increased by 6% in recent years, and the growth rate in the Chinese market is as high as 15%. In 2004, the global MMA production capacity was approximately 2.5 milli.......

There is a shortage of natural rubber resources in China, and two-thirds of them rely on imports each year. Before 2002, China's natural rubber import tariff was 25%, but in-quota tariffs were actually collected at 12%. Since 2002, China has unified its natural rubber import tariffs at 20%.......

Abstract: IS series single-stage single-suction centrifugal pump design reasons, centrifugal pumps used in oil lubricated rolling bearing, dynamic seal leakage is very serious threat to the safety and stable operation of equipment, the author of several years o.......

The application test of QHB07, a special resin material for tons of packaging containers developed and produced by Qilu Petrochemical Co., Ltd., was successfully obtained.

Tons of packaging containers are a large-scale packaging container that has been developed in re.......

The SU series of ultrasonic sensors from Mitsumi Electronics can be used in the car to assist in various operations in the car. This bi-directional sensor is rated for operation over the -40°C to 85°C temperature range, nominal frequency of 40kHz, sound pressure of 100dB.......

Aseptic production process, the most commonly used cut-off valve is a diaphragm valve, usually referred to as the diaphragm valve. The reason why the diaphragm valve in the aseptic production process, first, because of its simple structure, and second, its low price, which makes it so far almos.......

The CX200 stamping and forming machine, a new type of coal mining equipment, was successfully trial-produced at Shandong Laiwu Machinery Factory.

The machine adopts a 37kW AC motor, which drives the flywheel to rotate through the pneumatic clutch, and transmits it to .......

Variable flow distribution In heating plants with radiators, the presetting of the thermostatic valve usually takes into account the pressure difference ΔHo = 10 kPa. In the balancing process, the balancing valve STAD in the branch is set to obtain the correct total flow on the branch. This.......

"Notes on the formulation of the eleventh five-year plan for national economic and social development"
(October 8, 2005)
Wen Jiabao

The "Proposal for the 11th Five-Year Plan for Formulating the National Economy and Social Development of the Central Committee o.......

The recent domestic market price of calcium carbide has experienced a sharp decline, dropping by 50 to 100 yuan (t price, the same below), with a decline of about 4%. As calcium carbide's downstream market demand is relatively weak, it is expected that the market price of calcium carbide i.......