Complaint
Huatao Group is set up in 2008. The main business is to serve the pulp and paper industry by providing quality accessories and paper machine enovation services to help customers solve various problems in production, improve production efficiency and reduce energy consumption.
Huatao Group has a professional technician team that devoted to pulp and paper industry. We are able to make the best proposal after completely analyzing and figuring our problems of the paper production line though paper-making progress, equipment, electric automatization and so forth.
We follow the "short process" concept in implementing the customer's projects to reduce energy and water consumption. On the premise of quality assured, running speed of paper machine are made in the best condition and manufacture cost decreased on the bottom.
In addition to providing equipment, it is more important to provide technical services, including engineering, system integration and equipment upgrade services.
It is no exaggeration to say 'The paper machine is made of rolls and base frame'
And the output stability and efficiency of the paper machine is based on the quality of the rolls and other necessary parts.
A Fourdrinier paper machine generally has seventy or eighty rolls. There are many types of press rolls, which can be divided into Rubber Press Roll ,Grooved Press Roll , Jumbo Rubber Press Roll, Jumbo Blind Drill Press Roll, Vacuum Suction Press Roll , Press Suction Couch Roll , Suction Pickup roll ,Dryer Felt Roll ,Breast Roll ,Wire Guide Roll, Drive Wire Roll , Suction Touch Roll ,Couch Roll and etc.
| Elements of Press roll : Shell, Journal, Bearing House, Bearing ,etc | |
| Shell : | Cast Iron or Stainless Steel |
| Journal: | Cast Steel or nodular Cast Iron |
| coating: | Rubber or PU and Blind Drill |
| Bearing: | Brands can be specified, etc |
| bearing house: | Gray Cast Iron or Nodular Cast Iron or Spheroidal Graphite Cast Iron |
| Elements Of Vacuum Suction Press Roll : roll body, vacuum box(single or double chamber), bearing house on DS and TS, shower pipe, air tube, regulating valve, pneumatic tyre, seal strip. | |
Breast Roll
1. Roll surface with rubber covered(thickness 10mm-12mm)
2. Shell material: seamless carbon steel pipe or rolling plate
3. Shaft head:45#round steel,Bulkhead:QT235
4. Bearing housing: Cast iron or SS material
5.Diameterofroll:100~2000mm Face length: Max:12000 mm7Working speed: up to 2000m/min
Guide Roll
1.Diameter: 127-600mm
2. Face length:1000-6000mm
3. Dynamic balancing speed: 250-1200m/min
4. Dynamic balancing quality:G2.5/G4
5. Materials: High quality steel pipe, and surface can be covered with rubber or plated chrome.
Grooved Press Roll
1. Dia: 460-1800mm
2. Face length: 2100-8000mm
3. Material: alloy cast iron HT200-300
4. Surface is covered with rubber,the thickness ofrubber is 20-25mm,imported rubber brand
5. Shaft head: 40CrMo, Bulkhead: HT250
Artifical Stone Roll
1.Artificial stone roller used in press section for increase the dewatering effect;
2. Roll surface coating: Rubber;
3.Shell material: HT300; Shaft: ZG45&40Cr; Bulkhead: HT200:
4. Application: widely used in press section of paper machinery
Blind Drilled Press Roll
1.Material: The roller is made of cast steel(iron)and the surface is covered by rubber(the thickness is 20-25mm)
2. Shaft: alloy cast iron HT300; Bulkhead: 45# round steel
3.Diameter:500-2000mm
4. Face length: 1000-10000mm
5. The largest line pressure is 300kg/cm.
Suction Press Roll
1. Suction press roll can remove more water from wet paper, increase the sensitivity of paper and compare with ordinary roller, and the paper is less crushed.
2. Shell Material:Iron Cast/Steel plate rolling
3.Shaft:cast steel/45#40Cr/42CrMo
4. Roll face cover:Rubber or Polyethylenelene
