Results 151 to 160 of about 35,356 (202)

Fabrication of PDMS passive micromixer by lost-wax casting

International Journal of Precision Engineering and Manufacturing, 2015
Microfluidic devices have attracted considerable attention for their applicability in disease detection, health care, and environmental monitoring. However, manufacturing at the microscale can be exceedingly difficult, particularly when dealing with devices with an intricate geometry.
Chunhui Chung   +3 more
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Early movable metal types produced by lost-wax casting

Metals and Materials International, 2009
The oldest extant movable metal print book is Buljojikjisimcheyojeol (Jikji) [1–9], printed in Korea in 1377. The prevailing assertion has been that the movable metal type used in its printing was made through lost-wax casting [3–6]. Unfortunately, however, there is no record of movable metal type being made from lost-wax casting, and to this day no ...
Hak Soo Park, Eui Pak Yoon
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Application of low-waste technology in lost-wax casting

Chemical and Petroleum Engineering, 1986
The authors discuss the most effective way of reducing metal and labor expenditure in the production of chemical machinery, which is the production of semi-products by the lost-wax casting process. The most acceptable method for individual and small-batch production of castings is the method of casting molds from master patterns made of low-melting ...
A. A. Markov, Yu. N. Kornaushenkova
openaire   +1 more source

The “Lost Wax” Process of Precision Casting

Proceedings of the Institution of Mechanical Engineers, 1950
The paper describes a casting process which differs from standard foundry practice in that it uses a wax pattern in a high refractory one-piece mould to produce metal castings with a good surface finish to an accuracy of ±0·002 inch. The process involves making a master pattern in either hard wood or metal, relating it to a soft metal die by ...
openaire   +1 more source

CAD‐CAM‐RTV – lost‐wax casting technology for medical implants

Rapid Prototyping Journal, 2009
PurposeThe purpose of this paper is to present the development of a technical procedure for the manufacturing of medical implant prototypes.Design/methodology/approachThe paper was performed on a new hip implant design and manufactured with different metallic alloys F75 (ASTM) commonly used in biomedical applications. Dimensional parameters between the
António Manuel de A. Monteiro Ramos   +1 more
openaire   +1 more source

A study of traditional lost-wax casting in India

JOM, 1990
Over the last twenty years, there has been a discernible increase in the number of scholars who have focused their research on metal production, working and use in antiquity, a field of study which has come to be known as archaeometallurgy. Materials scientists and conservators have worked primarily in the laboratory while archaeologists have conducted
openaire   +1 more source

Lost-Wax Casting in Ancient China: New Discussion on Old Debates

JOM, 2015
The possible use of lost-wax casting in China has long been a matter of controversy. Based on the study of pertinent ancient texts concerning the technical origins of lost-wax casting in China, direct examination of questioned ancient Chinese bronzes as well as definite lost-wax castings from both overseas and China, and modern production of objects ...
Weirong Zhou, Wei Huang
openaire   +1 more source

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