... 4.PLC control. 1.Fast heating: Heat up the log from room temperature to 480 degree celsius within 30 minutes ... length of billet as required: Put 6 meter long log inside the furnace and then cut the length as required ... control, which are more reliable;4.PLC control: From log loading to cutting and convey to the Press, all automatic ... , so that to save the labour cost. Single log furnace with hot shear