CDI
- Chilled Ductile Iron (CDI) is a high strength alternative to steel
- strength 700 N/mm²
- elongation 4% and higher
- train-pressure fatigue strength +- 200 N/mm²
- excellent to hardening
CDI
Surface
Ansprunghärte
Hardening profile after hardening
Structure
Scale
Transition zone
Core
Material properties CDI 580
- Traction : 700 N/mm²
- Yield strength : 440 N/mm²
- Elongation : 4 %
- Train-pressure fatigue : +-200 N/mm²
- Density : 7,2 kg/dm³
- E-Modulus : 175.000 N/mm2
- Thermal conductivity : 35 W/mK
- Thermal expansion (20 – 400°C) : 12,5 *10-6/K
Summary
- CDI 580 is high strength, ductile casted material easy available and with
- Good price – perfarmance ratio.
- Excellent suitability for highly loaded calender rolls and pistons
- If necessary high-speed flame coating with tungsten carbide is possible.