♦ Through the air bag can make the edge and the roller surface contact position to keep a balance, prevent scratching the roller.
♦ Adjust the pressure of blowing through the pressure reducing valve, so that the line pressure can be effectively controlled.
The cleaning doctor for net pressure part, with low price, can directly remove the dirt on the surface of the roller of net pressure part, and can remove the sticky asphalt, paper powder and dirt that cannot be
removed by the roller surface cleaning device of net pressure part. Use spray to clean the blade of the doctor, the doctor effect is better. A sink installed on the doctor body will recycle the spray water, thus spray will not occur any problem.
5)DST type double airbag doctor
♦ The cleaning effect is very obvious in the central pressing part, the upper press roller of 4P and the dryer of the drying part with double doctor.
♦ Double doctor is divided into DTBHD double air bag scraper and DTBH double air bag doctor, we will design according to the specific situation of customers, to provide the best choice for customers.
♦ For the dryer and surface treated roller, it is very important to remove the dirt stuck behind the blade. N0.2 plays a very important role here. The multiplication of two doctors will greatly improve the finish of the roll.
6)DST double balloon doctor with vacuum roll
♦ It plays a great role in improving the moisture evenness and reducing the water entering the pressing part
♦ After the installation of vacuum roller double doctor, the water in the pressing part is greatly reduced, and the water uniformity is effectively improved.
♦ The moisture returned to the net is reduced, and the texture is effectively improved.
♦ The special shape of the blade can produce negative pressure behind the blade, the water and dirty east of the roller mesh according to the suction out, reduce some blockage of the roller mesh, improve the service life of the roller.
The phenomenon of water and water mist around the vacuum roller has been solved.
♦ According to the information provided by the user, the change of unit weight of the paper is improved and the unit weight is stable, which has played a good effect in product quality and cost consumption.
