UZTM upgrades Indian draglines

22 August 2019

"Uralmashplant" JSC and SRB Group (India) completed a large-scale upgrade of the fleet of walking draglines in NCL company (forms part of Coal India Limited, India). The commissioning of the last of the upgraded draglines ESH 20.90 took place several days ago.

The collieries of NCL run five draglines manufactured by Uralmashplant (four ESH 20.90 and one ESH 15.90A), their average service life is 30 years. The upgrade of NCL draglines lasted about five years and was supervised by Uralmashplant experts. The operation of the last upgraded dragline ESH 20.90 named Matang, an Indian god, will be evaluated after 18 months of service.

NCL positively appraises the operation of the draglines upgraded before. According to the company report on the operation of ESH 20.90 under warranty (Bajrang was upgraded at the beginning of 2018) the average availability, considered as one of the main performance measures, was 0.949 whereas the planned factor was 0.85. According to the chief of the design department of walking draglines Evgeny Spitsin, this confirms the high reliability of UZTM draglines.

At present, over 100 walking draglines manufactured by UZTM work at opencast collieries in seven countries worldwide. An ESH 15.90 owned by the company Enefit Kaevandused AS (Estonia) holds the service life record, it is in operation since August 1966.


"Uralmashplant" JSC founded in July 1933 is one of the leaders among the manufacturers of equipment for mining, metallurgy, construction-materials and power-engineering industries. The main products manufactured by the enterprise include crushing and grinding equipment (crushers and grinding mills of various sizes), rope shovels, hydraulic excavators and walking draglines of various types and modifications, heavy overhead cranes, metallurgical presses, accessories and tools for them, mine hoists. The Company's development strategy aims to launch machine-building lines that would be capable of providing end-to-end solutions to the mining and metallurgical industry to achieve their production targets using equipment manufactured by UZTM and other Russian producers. "Uralmashplant" JSC supported by its strategic partner Gazprombank implements an investment program that provides for a large-scale upgrade of the Company's machining and welding facilities, digitalization of production processes. In 2015 the plant joined the managing company UZTM-KARTEX.


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