... .It takes 1-3 minutes to go to the stable temperature,the efficiency is up to 60%-75%,and with long ... of short wave Infrared: has 1-3 second to rise and cool temperature ,controls the procedure.And the ... radiant efficiency can up to more than 96%,with more than 5000 hours life ... heat of print equipments,and it can heat to plastic,water and others very well,also can ...