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Effect of laser parameters on the microstructure of bonding porcelain layer fused on titanium.
- Source :
-
Optical Materials . Sep2017, Vol. 71, p136-140. 5p. - Publication Year :
- 2017
-
Abstract
- Bonding porcelain layer was fused on Ti surface by laser cladding process using a 400 W pulse CO 2 laser. The specimens were studied by field-emission scanning electron microscopy, X-ray diffraction and bonding tests. During the laser fusion process, the porcelain powders were heated by laser energy and melted on Ti to form a chemical bond with the substrate. When the laser scanning speed decreased, the sintering temperature and the extent of the oxidation of Ti surface increased accordingly. When the laser scanning speed is 12.5 mm/s, the bonding porcelain layers were still incomplete sintered and there were some micro-cracks in the porcelain. When the laser scanning speed decreased to 7.5 mm/s, vitrified bonding porcelain layers with few pores were synthesized on Ti. [ABSTRACT FROM AUTHOR]
Details
- Language :
- English
- ISSN :
- 09253467
- Volume :
- 71
- Database :
- Academic Search Index
- Journal :
- Optical Materials
- Publication Type :
- Academic Journal
- Accession number :
- 124820655
- Full Text :
- https://doi.org/10.1016/j.optmat.2017.01.046