Applications

We manufacture components for the following equipment:

Marine, train and stationary diesel engines and piston compressors

Bearing shels, bushes and thrust rings, solid or in steel / white metal (Babbitt), steel / aluminium alloy or trimetallic (steel / bronze / white Metal (centrifugally cast or electroplated or syntetic running layer) for crank shafts, connecting rods, cam shafts and crossheads

Crossheads bearings and / or connecting rods with body in cast steel coated with white metal

Crosshead guide pads and  thrust pads

 

Cement and mining equipment

Complete bearings and bushes in cast steel / white metal  for ball or bar tube mills

Pedestal bearings for the drive pinion shaft of mills or kilns (EXPARA line), with housing and self-compensating spherical inserts in cast iron and bushing in steel / white metal. 

Eccentric bush for crushers in steel / white metal (internal and external).

 

Turbo compressors and turbines

Bimetallic or trimetallic bearings and bushes with cylindrical internal profile, for low and medium speed applications.

Bimetallic or trimetallic bearings and bushes with special bore profile (two, three or four lobes) for high speed and low load applications.

Bimetallic tilting pad bearings in steel / white metal or Copper Chromium / white metal with radial or thrust tilting-pads for extreme instability cases, high loads or high temperatures (great resistance to oil whipping).

 

Ventilators and fans

Pedestal bearings for ventilator shafts (Z - Line), with housing in modular cast iron and self-compensating spherical insertion in steel / white metal.

Bimetallic tilting pad bearings in steel / white metal or Copper Chromium / white metal with radial or thrust tilting-pads.

 

Gearboxes

Bimetallic bearings in steel / white metal for high, intermediary and low speed shafts with cylindrical bore profile or in two or four lobes (special high rotation usage).

Bimetallic tilting pad bearings in steel / white metal or trimetallic.

Planetary gear pins (shafts) in steel / white metal or trimetallic.

 

Steel mills

Bushes and bearing shels  for rolls and back-up rolls in bi- and trimetallic.

Bearings for drive pinions of the mills

Pedestal or flanged bearings, Z - Line, according to Norms DIN/ ISO 31690, 31693 and 31694 or under customer design.

 

Electrical motors and generators

Pedestal or flanged bearings, Z - Line, according to Norms DIN/ ISO 31690, 31693 and 31694 or under customer design.

 

Ship propulsion shaft

Plummer Bearing for ship propeller shafts.

Bimetallic bushes for the sealing system of the propeller shaft in cast iron or steel / white metal.

 

Turbines and hydroelectric generatores

Bimetallic thrust pads for turbines and generators.

Bimetallic guide pads for vertical shaft turbines and generators.

Pedestal or Flanged bearings, Z Family, according to Norms DIN/ ISO 31690, 31693 e 31694 or under customer design.

Complete Zollern designed guide or combined guide/thrust bearings vertical shaft for turbines and generators.