Three Wires Cardboard Paper Machine is mainly used for making kraft paper and testliner carton paper. It is mainly divided into following parts: Head Box, Foundrinier Part, Press Part, Front Drying Section, Inclined type Surface Sizing Machine, Back Drying Section, Calender and Paper Reeling Part.

Head Box

Three sets Air Cushion(pressurized) Type Head Boxes respectively corresponds to top layer wire, medium layer wire and bottom layer wire. It controls and stabilizes the sizing pressure of the pulp by controlling the air pressure in the headbox.

Wire Part

Three wires: top layer wire, medium layer wire, bottom layer wire.
Main components: Breast Roll, Forming board, Dewatering board, Vacuum Box, Combined Roll, Vacuum Couch Roll, Wire Drive Roll, Wire Guiding Roll and Framework, etc.
Top layer wire, core layer wire and bottom layer wire are respectively equipped with one forming wire.

Press Part

Press part can be divided into 1st press, 2nd press, 3th press and 4th press. 1st and 2nd presses are vacuum press, which are respectively equipped with one Gluing Metal Roll and one Vacuum Press Roll. 3th and 4th press are MG press, which are respectively equipped with one upper and one lower Gluing Metal Rolls. 1st press, 2nd press, 3th press, 4th press are all equipped with Felt Guiding Roll and Felt Suction Box, and upper & lower Felts. The pressurized motion of presses is corrugated air tire pressure.

Front Drying part

Φ1500/Φ1800 Dryer drives in group and is equipped with Wire Leading Roll, Dry Wire, Sealed Gas Hood.

Inclined Surface Sizing Machine

One Surface Chrome Metal Roll and one Gluing Metal Roll. Surface Sizing Machine pressurized way is corrugated air tire pressure.

Back drying Part

Φ1500/Φ1800 Dryer drives in group and is equipped with Wire Leading Roll, Dry Wire, Sealed Gas Hood.

Calender Part

Double Rolls Calender and Upper and Lower Rolls are Metal Roll. The pressurized way is corrugated air tire pressure.

Reeling Part

Pneumatic Horizontal Reeling Paper Machine. The pressurized way is cylinder pressure.