Rubber Spreader Rolls

High Quality Spreader Rollers

Rubber Spreader Rolls

From engineering to manufacturing, Mario Cotta is committed to the highest quality standards.
All the production process is followed by a team of highly skilled Engineers and technicians that develop the best solution for customers’ application.

Mario Cotta guarantees high quality components and materials due to highly technological machine used. Balancing machine to balance all the segments and Mitutoyo for tolerances check.


Completed rolls are tested at high speed on test machine, it could fit rolls up to 9 meters face length. This test returns fundamental values to guarantee rollers quality. During test, Mario Cotta measures vibration, critical speed and temperatures all along the face length, only after passing this test the roll could be prepared to be delivered to the customer


Mario Cotta on its rubber rollers can offer a wide range of sleeves and compounds with the characteristics required by the market.

Rotating Incidence

The rollers are supplied with Mario Cotta std supports which allow the variation of the incidence. The variation could occur trough an handwheel, ratchet key and, if required, it can be motorized.

Variable Bow

Where the application requires a variable bow due to variable work condition, Mario Cotta can supply Varibale Bow Rollers. The thruster could be mechanical or hydraulic, depending on diameter and application.


Mario Cotta is able to offer customized solutions for special applications and spare parts for existing applications.
Do not hesitate to contact us for more information.

Type⌀ Est⌀ CodoloTableVariante a Curvatura Variabile
MC-G 8585 mm30 mm1400-2200 mmMeccanico
MC-G 105105 mm40 mm1200-2000 mmMeccanico
MC-G 125125 mm60-62 mm1400-2500 mmMeccanico / Idraulico
MC-G 150150 mm75 mm1800-3000 mmIdraulico
MC-G 175175 mm75-90-100 mm2200-4000 mmIdraulico
MC-G 200200 mm90-100-120 mm3000-5000 mmIdraulico
MC-G 230230 mm 120-130 mm 4500-6000 mmIdraulico