Specifications

19*7, 4*19*7 or 7*7*7 
.8mm 2.0mm 2.5mm 3.0mm 4.0mm

Material: W1, WAL
Structure: 19*7, 4*19*7 or 7*7*7
Dia: 1.8mm 2.0mm 2.5mm 3.0mm 4.0mm( 2.5mm is the mostly use now)

tungsten wire rope,wolfram wire rope, w wire rope 
Purity: W >99.95% 
Density: 19.25g /cm3

tungsten wire rope,wolfram wire rope, w wire rope

Purity: W >99.95%

Density: 19.25g /cm3

Single wire of 15kg has no welding joint.
Appearance: It is regular black with smearing graphite surface.

After removing graphite, it has metallic luster. 
Package: Coils wrapped with waterproof paper and plastic bag inner and with carton box outside.