During the school work, the author participated in the processing research of thin-walled products.
The machining precision of CNC lathe is the degree of conformity between the three geometric parameters of the actual size, shape and position of the surface of the machine after machining and the ideal geometric parameters required by the drawings.
Adopting Dongfeng Cummins engine, the power reaches 153kw, the domestic maximum power in the same class; the torque reserve coefficient is large, which can meet the milling of asphalt and cement road.
Most of the engines used in automobiles today are reciprocating piston four-stroke engines, that is, the engine crankshaft is rotated for two week.
The high-speed machining (HSC) that emerged in the late 1980s greatly shortened the machining time and improved the surface quality and machining accuracy due to the significant increase in cutting speed and feed rate.
The rapid pace of innovation across the globe has given rise to the need for technologies that can keep up with this blistering pace.
The US aluminum producer Novelis's $2.6 billion acquisition of Aleris will be approved by the European Union's antitrust agency. In order to resolve the concerns of the European Commission, Novelis has agreed to sell the Belgian factory in Aleris.
Natural gas and oxygen are used as smelting fuels, and the maximum working temperature is 1000 °C. In order to reduce energy consumption, a double-layered furnace door is used, and the burner is placed on a door.
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The first China Machinery and Intelligent Manufacturing (Thailand) brand exhibition was given the key guidance of the relevant governments of China and Thailand.