<trans-title>Laser Stereolithography for Zirconia Ceramic Fabrication and Its Debinding and Sintering Process</trans-title>

Yaning WANG; Yuqi ZHANG; Suocheng SONG; Ruomeng CHEN; Yaxiong LIU; Yugang DUAN

doi:10.15541/jim20210569

Journal of Inorganic Materials, Volume. 37, Issue 3, 303(2022)

Laser Stereolithography for Zirconia Ceramic Fabrication and Its Debinding and Sintering Process

Yaning WANG1... Yuqi ZHANG1, Suocheng SONG2, Ruomeng CHEN1,3, Yaxiong LIU4,* and Yugang DUAN1 |Show fewer author(s)

Author Affiliations

¹1. State Key Laboratory for Manufacturing Systems Engineering, Xi'an Jiaotong University, Xi’an 710049, China

²2. Collaborative Innovation Center of High-end Manufacturing Equipment, Xi'an Jiaotong University, Xi'an 710054, China

³3. Department of Electromechanical Engineering, Tangshan University, Tangshan 063000, China

⁴4. Ji Hua Laboratory, Foshan 528200, China

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Figures & Tables(7)

1. Section of ceramic curing unit

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2. Curing unit width (a) and thickness (b) vs. laser power, and curing unit width (c) and thickness (d) vs. scanning speed

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3. Horizontal dimension error vs. scanning line space (a), schematic diagram of scanning strategy (b), horizontal dimension error vs. scanning line width compensation (c), and stacking dimension error vs. slicing thickness (d)

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4. TG and DTG curves of different resin in different atmosphere (a), debinding curve of green body (b), pictures of strip parts after debinding in nitrogen (c) and air (d) atmospheres, and SEM images of green part (e) and debinded part (f) Colorful figures are availuable on the website

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5. Sintering curve (a), pictures of green parts of cube (b) and three units dental bridge (c), sintered parts of cube (d) and three units dental bridge (e), and SEM image of sintered part (f)

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Table 1. Component proportion of hybrid resin

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Table 1. Component proportion of hybrid resin

Component	Mass percentage/%
Bifunctional monomer (HDDA, Curease, China)	38.0
Trifunctional monomer (TMPTA, Curease, China)	28.5
Hexafunctional monomer (DPHA, Curease, China)	28.5
Oligomer (NeoRadU Curease, China)	5.0

Table 2. Component proportion of ceramic slurry

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Table 2. Component proportion of ceramic slurry

Component	Proportion
Zirconia powder	Volume ratio to resin: 11 : 9
Resin	Volume ratio to ceramic: 9 : 11
Photoinitiator (819, Curease, China)	0.3% (mass percentage) of resin
Dispersant (TEGO685, TEG, China)	2% (mass percentage) of ceramic
Defoamer (TEGO900, TEG, China)	1% (mass percentage) of resin

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Yaning WANG, Yuqi ZHANG, Suocheng SONG, Ruomeng CHEN, Yaxiong LIU, Yugang DUAN. Laser Stereolithography for Zirconia Ceramic Fabrication and Its Debinding and Sintering Process[J]. Journal of Inorganic Materials, 2022, 37(3): 303

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