"EZTM" JSC manufactures ring gears for cement kilns, ball mills, coolers and other equipment for cement industry.
The following ring gears have been manufactured and supplied to customers:

Technical characteristics

Module, m

Number of teeth, z

Outside diameter, da

Weight, t

20

194

3910

4,5

24

208

5040

5,5

24

264

6384

9,5

30

138

4200

8,3

30

190

5760

9,7

32

144

4667

15

45

172

7830

46

50

140

7100

45,9

Gear hobbing machines operating at "EZTM" JSC allow to manufacture any other ring gears with module from 16 to 50 mm and outer diameter up to 8 m including helical and corrected tooth design. The ring gears are cut according to 8-9 accuracy degree (GOST 1643-81) under control of qualified specialists.

Spare parts to gearboxes

 "EZTM" JSC repairs and modernizes gearboxes ZM-1600, 40А7, D-3500 and DD-3500 made in Germany; manufactures spare pinion shafts and gear clusters for coaxial twin gearboxes with Novikov herringbone gearing А-2800 and А-3600 made by "Volgotsemmash".

"EZTM" JSC designs and manufactures new gearboxes for cement kilns and mills, for example, gearbox ЦТ-3230 with weight of 69 ton and output torque of 840 kNm.

The company's managers are always glad to answer your questions, perfrom a calculation of the service costs and prepare an individual commercial offer.
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