Assay, (Micro) fusion, Annealing & Welding of Precious Metals

1. Assay Fluxing Crucibles - Silico-aluminous Fireclay (38 - 40% Al2O3)

n7

n 9

n 13

 

 

 

 

 

 

Carton

Ref.

H

Cap.

Price

 

Cont.

Dimensions

Wt

n

mm

mm

dm3

/u.

 

pce.

cm

kg

7

54

93

0,065

*

 

96

36 36 26

16

8

62

107

0,110

*

 

60

36 36 26

19

9

68

117

0,145

*

 

60

36 36 26

23

10

75

130

0,195

*

 

36

36 36 26

18

10R

82

135

 

 

 

 

 

 

11

83

145

0,300

*

 

30

36 36 26

17

12

90

165

0,400

*

 

16

36 36 26

13

13

99

182

0,500

*

 

12

36 36 26

14

14

106

205

0,700

*

 

11

36 36 26

18

15

120

230

0,950

*

 

 

 

 

16

130

250

1,400

 

 

 

 

 

17

140

273

1,700

*

 

9

47 47 33

35

Carton case : 2,75 .

2. Roasting Dishes

Fireclay (38 - 40% Al2O3)

3. SQUARE BOWLS

Fireclay (38 - 40% Al2O3)

4. Scorifiers Unglazed

Fireclay (37 % Al2O3 - 57 % SiO2)

Ref

Price

 

mm

1

45

*

3

50

*

5

70

*

7

77

*

9

100

*

10

120

*

11

140

*

Ref

Side

Price

 

mm

20

50 50

*

21

60 60

*

22

65 65

*

23

70 70

*

24

80 80

*

25

100 100

-

Use for oxidizing fusions of samples with acid flux and granu-lated lead - to separate precious metals and ores from incinerated scrap samples. Resistant to thermal shock.

Ref

H

Wgt

Ctn

Price

 

mm

g

pce.

/ u

30T29

63 55 29

145

-

*

2

65 30 25

63

449

*

3

76 36 28

79

324

*

high resistant to Pb

3

90 46 34

144

175

*

5. Crucibles : Various Forms

2892 - Gold Annealing

2881 - Gold Annealing

2893 - Flanged

For a wider range of Gold Cornet Annealing Crucibles & Baskets : See >>513/3

Ref.

H

Cap.

Wgt

Price

Form

Composition

n

mm

mm

cm3

g

/ u.

 

 

2892F

25

25

4

 

*

Cilnd.

Fused SiO2

2881

28

40

12

25

*

A

SiO2 + Al2O3

2881F

28

40

12

20

*

A

Fused SiO2

2882

32

47

17

28

*

A

SiO2 + Al2O3

2882F

32

47

17

22

*

A

Fused SiO2

2884

42

55

55

100

*

A

SiO2 + Al2O3

2886

54

80

115

260

*

A

SiO2 + Al2O3

2888

58

100

175

400

*

A

Tabular Al2O3

2893

62

107

17

 

*

A + Fl

Tabular Al2O3

2889

75

110

250

200

*

A

Tabular Al2O3

2891

110

160

650

 

*

A

Tabular Al2O3

2890

156

150

2000

 

*

Cilnd.

Tabular Al2O3

CRI-1

180 - 100

260

 

 

*

A

Fused SiO2

Cornet Annealing: - 2881F / 2882F / 2892F High Quality - Fused Silica

- 2881 / 2882 / Basic Quality - Standard Fireclay

6. MICROFUSION CENTRIFUGAL CRUCIBLES (38 - 40% Al2O3)

Ref.

Cap

L

W

H

Price

n

g

mm

mm

mm

/ u.

14

350

82

65

63

*

13

600

77 / 95

76

57

*

15

700

95 / 110

83

62

*

 

 

 

 

 

Ref

H

Wgt

Price

 

mm

g

30 T 29

63 / 55 29

145

4,95

2851

45 / 38 23

50

 

2852

55 / 45 24

70

 

2853

70 / 55 30

145

 

2854

80 / 68 32

200