pressure roll

pressure roll

[′presh·ər ‚rōl]
(engineering)
In plastics-extrusion coating, the roll that with the chill roll applies pressure to the substrate and the molten extruded web.
References in periodicals archive ?
As the rolls build larger in diameter, the footprint (area) of the nip between the winding roll and the pressure roll becomes greater.
Vandoros continues, "The new CeraEdge creping blades fit nicely in Kadant's product portfolio for tissue producers, which includes Yankee doctor systems and holders, spray booms, suction pressure roll doctors, steam and condensate equipment and technical service.
Gather your thoughts and let the pressure roll off.
C and 8 Bar Pressure Roll size : 60inch X 1000 feet x 0.
However, when the pressure roll is driven to control the web's tension, then the torque induced through the center of the roll can be independently controlled to adjust the winding roll's hardness profile.
The cameras look at the wire against the black rubber background on the #3 roll between the pressure roll and the 2:3 roll nip.
Available in a wide hardness range and all venting combinations of suction, blind drilled and grooved, Rebel pressure roll covers provide superior nip conditions for tissue quality and machine efficiency.
The pressure roll sticks the sheet to the Yankee with the aid of coating spray applied at much higher amounts than used on conventional dry crepe machines.
Because feet may be difficult to reach try placing a tennis ball on the floor and with slight pressure roll along the bottom of each foot.
Also late last year, Dolci Extrusion in Milan, Italy, delivered its first Contrawind 2000 winder for stretch film, which uses a rotating cutting arm with an opposing pressure roll to put tension on the stretchy web and avoid making a flap of film at the start of a new roll.
Other approaches along this line (which maintain bulk) are larger diameter rolls, single pressure roll setups, softer rolls and shoe presses.
Vector 3 maintains a higher caliper through life compared to conventional laminated triple layers, it allows water movement at both the suction pressure roll and uhle box, and it provides more consistent machine operation.