ZHUZHOU JIABANG REFRACTORY METAL CO., LTD.
Copper Molybdenum Copper Alloy

Copper Molybdenum Copper Alloy

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Contemplated as a customer oriented firm, we are actively involved in the market as a leading manufacturer and supplier of a premium range of Copper Molybdenum Copper Alloy. Widely known as CMC alloy, it is a sandwich structured and flat-panel composite material. It uses pure molybdenum as the core material, and is covered with pure copper or dispersion strengthened copper on both sides. Besides, it has adjustable coefficient of thermal expansion and high thermal stability. The production process of Copper Molybdenum Copper Alloy commonly uses method of rolling composite, plated composite and explosive forming.

Features:

  • High thermal conductivity
  • Light weight
  • Supreme finish

Features

  • Noteworthy for its sandwich shaped design
  • Can endure high thermal condition
  • Capacity to withstand 850°C heat shock
  • Sans of magnetism

Application
The offered item is widely used in lead frame, as thermal conductivity channel and bottom expansion part of heat sink and in printed circuit board with multi layered design.

Technical Specification :


Materials

Density (g/cm³)

Thermal Conductivity W/moK

CTE, ppm/oK 20-100oC

Copper Metal Laminate

1:1:1
Cu/Mo/Cu

9.27-9.47

300-310 (x-y)
220-230 (z)

9.6-10.0

1:2:1
Cu/Mo/Cu

9.48-9.68

270-280 (x-y)
200-210 (z)

8.5-8.9

1:3:1
Cu/Mo/Cu

9.6-9.8

240-250 (x-y)
180-190 (z)

7.7-8.1

1:4:1
Cu/Mo/Cu

9.7-9.9

210-220 (x-y)
170-180 (z)

6.8-7.2

1:5:1
Cu/Mo/Cu

9.74-9.94

195-200 (x-y)
165-170 (z)

6.2-6.6

13:74:13
Cu/Mo/Cu

9.78-9.98

210-220 (x-y)
220-230 (z)

5.7-6.1

1:7:1
Cu/Mo70/Cu

9.46

300-310 (x-y)
170-180 (z)

7.2