Upload
teagan-miller
View
25
Download
0
Embed Size (px)
DESCRIPTION
1.1. Signum and Signum matrix. Physical Data. Hardness acc. to ISO 10477. Flexural Strength acc. to ISO 10477. Modulus of Elasticity acc. to ISO 10477. Impact Strength acc. to ISO 53435. Polymerisation shrinkage measured acc. to the Archimedes Prnciple. Important for metal free crowns!. - PowerPoint PPT Presentation
Citation preview
PM E. Jagdmann April 2005 , Page 1
Physical Data
1.1. Signum and Signum matrix
PM E. Jagdmann April 2005 , Page 2
Hardness acc. to ISO 10477
260220
320
200170
050
100150200250300350400
[N/mm2]
PM E. Jagdmann April 2005 , Page 3
Flexural Strength acc. to ISO 10477
110
80 78
110
81
0
20
40
60
80
100
120
[MPa]
PM E. Jagdmann April 2005 , Page 4
Modulus of Elasticity acc. to ISO 10477
4700
3400
50004400
3300
0
1.000
2.000
3.000
4.000
5.000
6.000
[MPa]
Signum
mat
rix
Signum
Solidex
Sinfo
ny
Vita Z
eta L
C
PM E. Jagdmann April 2005 , Page 5
Impact Strength acc. to ISO 53435
1,9
2,7
1,1
2,4 2,3
0
1
2
3
[KJ/m2]
Denta
colo
r
Signu
m
Solidex
Sinfo
ny
Vita Z
eta
LC
PM E. Jagdmann April 2005 , Page 6
Polymerisation shrinkagemeasured acc. to the Archimedes Prnciple
4,4
3,0
2,1
6,1
3,8
0
1
2
3
4
5
6
7
[Vol. %]
Signum
mat
rix
Signum
Solidex
Sinfo
ny
Vita Z
eta L
C
Important for metal free crowns!
PM E. Jagdmann April 2005 , Page 7
3-Body-Abrasion acc. to the ACTA-Method, University Amsterdam)
6
3033 32
35
0
10
20
30
40
Abnutzung [µm]
Signum
mat
rix
Signum
Solidex
Sinfo
ny
Vita Z
eta
LC
Signum: comparable to the competitorsSignum matrix : excellent for occlusal surfaces
PM E. Jagdmann April 2005 , Page 8
Filler Content
62
38
74
26
76
24
51
49
64
36
60
40
0
20
40
60
80
100
[Gew%]
Signu
m m
atrix
Signu
m
Solid
ex
Sinfo
ny
Adoro
Vita Z
eta L
C
total filler content organic content
1.1. Signum and Signum matrix