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CASRN: CAS Registry Number® is a Registered Trademark of the American Chemical Society

MATERIAL DECLARATION SHEET

1.

It is the responsibility of the user to verify they are accessing the latest version.

No.

Construction

Element(subpart)

Homogeneous

Material

Material

weight

[mg]

Homogeneous

Material\

Substances

CASRN

if applicable

Materials

Mass %

Material

Mass % of

total unit wt.

Subpart

mass of total

wt. (%)

Aluminum oxide

1344-28-1

69.21

679.99

37.42

Silicon dioxide

14808-60-7

23.89

234.72

12.92

Magnesium oxide

1309-48-4

1.23

12.08

0.67

Barium oxide

1304-28-5

2.92

28.69

1.58

Calcium oxide

1305-78-8

2.37

23.29

1.28

1

Substrate

(Ceramic)

982.50

Potassium oxide

12136-45-7

0.38

3.73

0.21

Nickel

7440-02-0

80.00

45.76

2.52

2

Resistive layer

(Ni-Cr Alloy )

57.20

Chromium

7440-47-3

20.00

11.44

0.63

Copper

7440-50-8

92.70

225.63

12.42

Tin

7440-31-5

2.92

7.11

0.39

3

End cap

243.40

Iron

7439-89-6

4.38

10.66

0.59

Copper

7440-50-8

99.96

199.92

11.00

4

Lead wire

200.00

Tin

7440-31-5

0.04

0.13

0.01

5

FW 50W

Coating

334.00

Epoxy Resin

25085-99-8

100.00

334.00

18.38

Total weight

1817.10

This Document was updated on: 11-21-2012

Important remarks:

1.

It is the responsibility of the user to verify they are accessing the latest version.

Material Number

FW 50W

Product Line

Fusible Power Resistor

Compliance Date

2012.02.07

RoHS Compliant

Yes

MSL

1

Material Number

FW 70W