welding area to sink
3. Upper & bottom hot aircontrol temperature independently, it can store 10groups

and 16 stages temperaturecurve.
4. Three temperature zones can becontrolled independently to achieve reballing and

drying etc function
5. The third temperature zoneadopts black infrared heating tube exported

temperature switch control, heatingfastly, temperature-control accurately.
6. Machine part adopts highoxidation treatment, main machine chassis adopts

thicken material in case of machinemodification.
7. Upper heating adopts non-labourstepping motor driver, it can be fine adjusted

to relative positionexactly.