Results 41 to 50 of about 35,356 (202)

Optimation of wax pattern manufacture - wax mixtures and equipment [PDF]

, 2010
Kvalitní voskový model je základním předpokladem kvalitního odlitku při použití metody ztraceného vosku. Velmi důležitou součástí této technologie je i znovupoužití vosků pomocí jejich regenerace a rekonstituce.A quality wax pattern is a basic presumtion
Kubík, Jiří
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Features of using SLA‑technology in the manufacture of molds for lost wax casting

Литьë и металлургия
The results of using SLA‑technology in the manufacture of molds for obtaining wax models in lost wax casting are presented. 3D printing modes of molds have been developed to ensure the required roughness of the working surfaces and durability of the ...
K. V. Nikitin, V. N. Dyachkov, S. V. Kharchenko, D. M. Yudin, K. A. Yudina   +4 more
doaj   +1 more source

Optimation of wax pattern manufacture - wax patterns defects and their remedies [PDF]

, 2010
Základním předpokladem výroby kvalitního odlitku metodou vytavitelného modelu je zhotovení kvalitního (rozměry, povrch, atd. ) voskového modelu. To především znamená výběr vhodného zařízení a voskové směsi s ohledem na tvar, složitost a velikost budoucí ...
Pokorný, Michal
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The ancient Chinese casting techniques [PDF]

China Foundry, 2011
In the course of Chinese civilization, which lasted more than 5,000 years, casting production has made a huge contribution. In this paper, some representative metal castings were presented.
Tan Derui, Lian Haiping
doaj  

Palimpsests of Immaterial Assemblages Taken out of Context: Tracing Pompeians from the Void into the Digital [PDF]

, 2015
This paper explores some ontological aspects of archaeological voids and enclosures together with their translations and substitutions, and considers the nature of spaces within material archaeological deposits and artefacts.
Paul Reilly
core   +2 more sources

Разработка технологии литья элементов клапанных пар из кобальтовых стеллитов [PDF]

, 2015
Разработана технология изготовления элементов клапанных пар методом литья по выплавляемым моделям. Подобран химический состав для литья элементов клапанных пар.
Тимченко, А. С.
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Solid Freeform Fabrication An Advanced Manufacturing Approach [PDF]

, 1990
Solid freeform fabrication (SFF) is the production of freeform solid objects directly from a computer model without part-specific tooling or human intervention.
Barlow, J.W., Beaman, J.J., Bourell, D.L., Marcus, H.L.   +3 more
core   +1 more source

Museum reproduction of metallic archaeological artefacts: from lost wax casting techniques to artificial metals

Ge-conservación, 2017
Reproductions of archaeological artefacts play a necessary role in our societies while allowing an induced multiplicity of the original, which supposes benefits for conservation, dissemination and promotion of our heritage.
Miquel Angel Herrero-Cortell, Xavier Mas-Barberà, Carmen Marcos Martínez, Montserrat Lastras Pérez, Mario Culebras Rubio   +4 more
doaj   +1 more source

Casting distortion of five-fixture supported implant frameworks fabricated on master casts [PDF]

, 2008
Statement of the problem: Conventional techniques for implant framework fabrication have been shown to produce errors that are inconsistent with the passive-fit requirement for osseointegrated implant frameworks.
Mitha, Tasneem
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Application of rapid prototyping technology in the investment casting technology [PDF]

, 2011
Pro urychlení výroby prototypových odlitků, je nezbytné zkrácení času potřebného na výrobu vytavitelného modelu, což umožňuje právě technologie Rapid Prototyping.
Čejka, Libor
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