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chain grate coal firing mechanical stokers, innovative technology makes ZOZEN quality

23 Nov 2020

Improper water treatment is the leading cause of tube damage and poor performance in a boiler system. In this month, ZOZEN will discuss the consequences of introducing your boiler to hard water and the importance of utilizing a water softener.

chain grate coal firing mechanical stokers, Jindal Group is a world-renowned manufacturer and supplier of steel pipe products and fittings. With the expansion of its sales network, Jindal is preparing to build a ductile iron pipe production plant in Abu Dhabi, UAE. Boiler, as the thermal energy equipment of the factory, is an indispensable part in the construction of the factory area. The person in charge of Jindal immediately contacted ZOZEN. Considering that the United Arab Emirates is rich in natural gas resources, ZOZEN recommended  its energy-saving and environmentally friendly WNS series gas boilers for Jindal.

ZOZEN WNS series gas-fired (oil-fired) boilers are wetback fire-tube boilers with a two-pass or three-pass design. It uses threaded smoke tube for heat transfer and manages to achieve a thermal efficiency up to 98%. The economizer is installed at the tail of boiler, giving the boiler a compact size. Meanwhile, sound automatic control system enables unattended operation.

Steam boilers are used to provide steam in bleaching, concentration, drying and other production process of paper industry. Thai Development Industrial Paper Co. , Ltd. is one of large paper mill in Thailand. With the expansion of business and scale, the paper mill had to introduce extra sets of coal-fired steam boilers. ZOZEN supplied 15tph SZL series chain grate steam boilers for the company. This series of steam boiler features wide wide coal applicability and higher combustion efficiency, chain grate coal firing mechanical stokers.

ZOZEN SZS series boiler body is designed with D-type chamber combustion structure. The furnace is on right side and the convection heating surface is on left side. The membrane type structure is adopted for the circumference of the furnace body, the wall between the furnace and the convection zone, the front and rear walls of boilers body. The furnace pressure is designed to be greater than 6000Pa.

The advanced automatic welding equipment completes the automatic welding of longitudinal and circular seams under the tracking of the photoelectric system, which not only improves the efficiency but also effectively guarantees the welding quality. The welder can complete the operation before the screen, which is far away from smoke pollution and strong light to the eyes hurt.

It’s critically important to stay in lock step with your customers to understand how products need to evolve to continue to meet their needs. It’s easy to fall into the behavior of “milking” existing products. Products must continually evolve to remain relevant and useful. The path to success is through continual product innovation. It is the ZOZEN Boiler way.

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