CROWN AND BRIDGE ALLOYS
*Click on alloy for more details.
Alloy Type
ADA
Class
Color % Au % Pt % Pd % Ag Melting Range Casting Temp. Vickers Specific Gravity Yield (psi) % Elongation Solder
(oF)
(oC)
(oF)
(oC)

*DORADO
CB 77

II
HN
YELLOW
77
---
1
13
1695-1740
925-960
1905
1040
S: 105
H: 160
15.9
S: 31,000
H: 41,500
S: 36
H: 40
615, 650, 720

*DORADO
CB 75

III
HN
YELLOW
74.5
---
3.5
11
1710-1760
930-960
1900
1040
S: 121
H: 182
15.5
S: 30,000
H: 40,000
S: 39
H: 19
615, 650, 720

*DORADO
CB 63

III
HN
YELLOW
62.85
---
2.85
23
1630-1750
890-955
1900
1040
S: 130
H: 180
14.2
S: 40,000
H: 75,000
S: 22
H: 10
585, 615, 720

*DORADO
CB 62

III
HN
YELLOW
62
---
1
26.5
1650-1710
900-930
1850
1010
S: 130
H: 220
14.2
S: 38,000
H: 47,000
S: 50
H: 26
585, 615
*DORADO
CB 58
III
HN
YELLOW
58
---
3.25
27
1675-1770
915-965
1900
1040
S: 145
H: 210
13.9
S: 42,000
H: 80,000
S: 28
H: 10
LO, 585, 720
*DORADO
CB 56
IV
HN
YELLOW
55.8
---
4.11
25
1600-1705
870-930
1850
1010
S: 186
H: 254
13.6
S: 54,000
H: 104,000
S: 38
H: 3
LO, 585
*DORADO
CB 50
III
N
YELLOW
50
---
5
32.5
1555-1695
845-925
1850
1010
S: 150
H: 230
13.4
S: 50,000
H: 110,000
S: 38
H: 11
LO, 500
*DORADO
CB 50C
III
N
YELLOW
50
---
4.5
10
1560-1650
850-900
1815
990
S: 155
H: 220
12.5
S: 49,000
H: 76,000
S: 40
H: 7
585

*DORADO
CB 46

III
N
YELLOW
46
---
6
39.5
1600-1725
870-940
1900
1040
S: 135
H: 230
12.7
S: 50,000
H: 84,000
S: 30
H: 13
LO, 500
*DORADO
CB 40
III
N
YELLOW
40
---
4.95
45.7
1575-1700
855-925
1850
1010
S: 125
H: 215
12.4
S: 36,000
H: 80,000
S: 30
H: 13
LO, 500
*DORADO
CB 20
III
N
YELLOW
20
---
19.97
40
1615-1700
880-925
1850
1010
S: 125
H: 175
11.8
S: 50,000
H: 63,000
S: 8
H: 5
LO, 500
*DORADO
CB 27+
IV
N
WHITE
2
---
26.97
54.5
1690-1760
920-960
1900
1040
S: 190
H: 260
10.5
S: 61,000
H: 94,650
S: 10
H: 4
LO, R
*DORADO
CB Y+
III
N
YELLOW
2
---
34.9
30
1905-2050
1040-1120
2210
1210
S: 180
H: 180
10.5
S: 43,000
H: 43,000
S: 4
H: 4
LO, R
ADA Classifications
HN (High Noble):
N (Noble)
:
PB (Predominantly Base)
:
 Noble metal content >= 60% (gold, platinum, palladium) and gold >= 40%
 Noble metal content >= 25% (gold, platinum, palladium)
 Noble metal content <= 25% (gold, platinum, palladium)

Dorado Dental Supply, Inc.
1010 University Ave #466
San Diego, CA 92103
800-215-6930
fax: 619-330-2552

email: info@doradodentalsupply.com

Copyright © 2005 - Dorado Dental Supply, All rights reserved.