 Manufacturing, repair and modernization spreader rolls and rolls with a changing geometry Paper (cardboard) cloth and cloth moved to a longitudinal direction on paper (paperboard) to the machine are subject to formation of folds. For prevention of wrinkling in the scheme paper machines, in its various parts: wet, drying, calendar, winder, provision is made for installation spreader polls, which purpose to spread a paper (cardboard) cloth and cloth in a cross-section direction is provided. Spreader rolls consist from motionless, cranked symmetrically longitudinal axis of a shaft of a core and a shirt rotating around of it. On a working surface of shirts spreader rolls, depending on operating conditions, special coverings are put (rendered): Piko M Frik, Piko M Clean, CeraCal and others which raise(increase) slinding strength and corrosion stability of a working surface of shaft and optimize friction between rotating spreader rolls and a paper (a cardboard, cloth).
Company PR Rolls makes: - Rolls: bowed Spreader Rolls, Steel shells, Rubber shell, Fly Rolls, Sectional Rolls;
Units for a drive of shaft: various pulleys, asterisks;
Assembly arms and other adaptations for service;
Repair and modernization of shaft being operation;
The software for computer diagnostics, remote control, the control of work of bearings. - Work of the company is based(established) on wide knowledge in branch and practical experience. Combining it with innovative technology we can offer you flexible, economic and correct decisions on the optimal functioning Spreader rolls.
Spreader rolls of firm PR Rolls owing to the excellent(different) quality allow to remove the reasons worsening quality of a made paper. - Company PR Rolls possesses own Know-how and a wide experience in the field of coverings applied to it. The optimum covering gets out for each type of a shaft according to conditions of its work. Our company carries out close cooperation with the international corporation “VOITH group”.
- Company PR Rolls makes spreader rolls for all sections paper machines where distribution of a cloth is necessary. Spreader rolls consist from both rubber, and metal sections. The basic characteristics made by company PR Rolls Spreader rolls, allow to achieve excellent parameters in distribution of a cloth, to good work, and long use.
Advantages Spreader rolls of company PR Rolls:
- Good distribution of a material (cloth);
- Ease of a design;
- Soft rotation of a shaft;
- Low power inputs;
- Low difference of speeds;
- Not dirt adherence surfaces;
- Long term of use.
|
