Copper–tungsten

Composition
Density
Hardness
Resistivity
IACS
Bending strength
wt. %
g/cm3≥
HB Kgf/mm2≥
µΩ.cm≤
%≥
Mpa≥
W50/Cu50
11.85
115
3.2
54
–
W55/Cu45
12.30
125
3.5
49
–
W60/Cu40
12.75
140
3.7
47
–
W65/Cu35
13.30
155
3.9
44
–
W70/Cu30
13.80
175
4.1
42
790
W75/Cu25
14.50
195
4.5
38
885
W80/Cu20
15.15
220
5.0
34
980
W85/Cu15
15.90
240
5.7
30
1080
W90/Cu10
16.75
260
6.5
27
1160

Question: What is the highest and lowest density of any copper-tungsten mixture?
Answer: The highest density is that of CuW90 with 16.75 g/cm³ and the lowest is 11.85 g/cm³ for CuW50.