Tungsten crucible and other parts can be used for sapphire crystal growth and rare-earth melting due to their high temperature resistance, low pollution and other excellent characteristics.
1. Purity :W≥99.95%;
2. Density:≥18.5g/cm3;
3. Maximum ambient temperature:2400℃。
Advantage:
High melting point (3410°C).
Low thermal expansion.
High electrical resistance.
Low vapour pressure.
Good thermal conductivity.
High density.
Application:
Orthopedic implants : artificial joints, metal plate, orthopedic nails, metal orthopedic use rods, intramedullary nail,bone needles, spinal fixation devices.
Heart medicine implants:artificial heart valves, cardiac pacemakers, cardiac catheters and stents within blood vessels.