| Message: | 1.Shanghai Meihong Machinery Manufacturing Co., Ltd.is a die casting parts,Castin one large multi-functional integrated modern enterprise,and devote the high-quality casting ironx2fc7c4an and first-class service for the masses of customers.
2.Shanghai Meihong Machinery Manufacturing Co., Ltd. is specialized in Industry and agriculture,Machinery and industry equipment,Casting processing since established in 10 years ago.So far,our company has established its branch companies in major cities throughout the country.Formed in Rm.503, 1st Building , Wisdom Bay, Rd 6 Yunchuan,Baoshan District,City area,Shanghai,China as the center, the radiation sales system and service network.Details:Lost wax casting is essentially a precision casting in machining methods. The application of precision casting to the mass production of jewelry is a prominent feature of modern jewelry manufacturing. Lost wax casting made of jewellery can meet the needs of mass production, and can also take into account changes in style or variety, so it plays an important role in the production mode of jewelry manufacturing. The casting methods of lost wax casting include vacuum suction casting, centrifugal casting, vacuum pressure casting and vacuum centrifugal casting, etc., which are the main means of mass production in the jewelry manufacturing industry.The lost wax casting process commonly used in the modern jewelry manufacturing industry is developed from the ancient casting process. In the late Neolithic period more than 5,000 years ago, ancient Chinese artisans used the lost wax casting process in the manufacture of bronzes. At that time, according to the plasticity and thermal volatility of beeswax, the craftsmen first carved the beeswax into a wax mold of the desired shape, and then wrapped the clay outside the wax mold and reserved a small hole, dried and calcined to vaporize the wax mold. At the same time, the clay becomes a ceramic shell, and the inner wall of the shell leaves a negative |
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