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UltraHard®
Porcelain/Fine China
Quality Communiqué
Comparison of Ceramic Characteristics and Materials |
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Bone China |
Fine China* |
UltraHard* |
Porcelain |
Stoneware |
Earthenware |
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Raw Material Used |
Bone
Ash, Feldspar, Kaolin |
Porcelain
Stone, Feldspar, Kaolin |
Porcelain
Stone, Feldspar, Kaolin |
Porcelain Stone, Feldspar, Kaolin |
Porcelain
Stone, Feldspar, Kaolin |
Porcelain
Stone, Feldspar, Kaolin |
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Biscuit Firing |
1,250º
C |
950º
C |
900º
C |
800º
C |
800º C |
N.A. |
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Glaze Firing |
1,100º
C |
1,350º
C |
1,400º
C |
1,320º
C |
1,230º
C |
1,100º
C |
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Underglaze Decoration Firing |
N.A. |
N.A. |
N.A. |
800º
C |
1,300º
C |
1,000º
C |
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Inglaze Decoration Firing |
N.A. |
1,250º
C |
1,300º
C |
N.A. |
N.A. |
N.A. |
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OverGlaze Decoration Firing |
780º
C |
950º
C |
900º
C |
850º
C |
850º
C |
750º
C |
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Absorbance |
No |
No |
No |
No |
No |
Yes |
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Transparency |
Yes |
Yes |
Yes |
Yes |
No |
No |
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Colour Tone |
Ivory |
Ivory |
Bluish
White |
Bluish
White |
Yellowish White |
Reddish
White |
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Ranking in Strength |
1 |
2 |
1 |
2 |
2 |
3 |
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Ranking of gloss on glazed surface |
1 |
1 |
2 |
4 |
5 |
3 |
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Features |
Extremely good glossy surface. Excellent transparency. Warm Ivory
Tone. Elegant quality
product |
Superb
glossy surface. Excellent transparency. Warm-hearted Ivory. Elegant product |
Good
glossy surface. Good white transparency. Very durable. Top quality
product |
Good
glossy white transparency. Good quality product
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Graceful
patterns can be produced because of multi color drafting. |
Good gloss on glaze surface. Slight reddish
tone, provides a warm feeling as tableware |
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