* the main function of this unit is to improve the use of humidity and tension of the tissue. There are two main forms.
PH-8，PH-10，PH-12
* Pre-heating roller diameter 800mm, 1000mm and 1200mm.
* Paper's guide roller one is fixed and the other one is traveling outside pre-heating roller which the max. Cover-angle can reach 210°.
PH-8R，PH-10R，PH-12R
* Pre-heating roller diameter 800mm, 1000mm and 1200mm.
* Pre-heating roller is divided into rotary at constant speed or rotary synchronous with Single Facer. Paper's guide roller one is fixed, and the other one is traveling outside pre-heating roller which the max. Cover-angle can reach 210°
PREHEATER OPTION ITEM: 01.With Auto Wrap Angle Adjustment
