Characteristics:
The unique domestic advanced technology of vacuum smelting combine with rolling and heat treatment
Small and closely crystalline grain without any defect
Strong fatigue resistance with high heat resistance and wear resistance
Application: Continuous casting and rolling machine for producing copper rod and aluminum rod.
Function: Fast cooling and Crystallization
Categories: For copper rod machine and for aluminum rod machine
Composition:Cr:0.5~1.5%;Zr:0.03 ~0.3%;Impurity<0.2%;Cu:balance
Process: Rolling, fast forming.
Advantages comparing to traditional casting wheel
Type of wheel |
Casting wheel |
Rolling wheel |
Material |
Cu |
CuCrZr |
Chemical composition |
Cu: 99.8% |
Cr:0.5~1.5%; Zr:0.03 ~0.3% |
Physical Properties |
Electric conductivity %IASC |
92% |
80% |
Softening temperature ºC |
250 |
500 |
Mechanical Properties |
Fatigue strength |
80 |
265 |
Tensile strength |
170 |
410 |
Elongation % |
25 |
25 |
Hardness HB |
40 |
125 |
Superior resisitance to cracking when exposed to alternating thermal stress is the new wheel's key characteristic.The critical number of cycles has been raised from 5800 to 9000 under extreme cycling loading, and from 6000 to 12000 at the normal level of stress cycling.