Case name: WNS series two-pass gas-fired steam boiler

Company name: Zhejiang Haisen Pharmaceutical Co., Ltd.

Location: Dongyang, Zhejiang

Equipment: WNS-6-1.25-Q, WNS10-1.25-Q

Project boiler medium: Steam

Capacity: 6 tph, 10tph

Customer Feedback:

The WNS series gas-fired steam boiler produced by ZOZEN Boiler was operating stably on our production lines to provide a steady steam heat source for our pharmaceutical production. We were very satisfied with the qualified boiler products and all-round services of ZOZEN Boiler.

Case Introduction:

In the pharmaceutical industry, the production and processing of many medicines require the sufficient and stable steam heat source with high quality. By virtue of abundant project experience in the pharmaceutical industry, ZOZEN Boiler reached a friendly cooperation with Zhejiang Haisen Pharmaceutical Co., Ltd. on the WNS series two-pass gas-fired steam boiler. Haisen Pharmaceutical is a high-tech enterprise engaged in the R&D, production and operation of APIs and pharmaceutical intermediates. The company’s main products are APIs including sucralfate, analgin, pazufloxacin mesilate, atorvastatin calcium, paroxetine hydrochloride, escitalopram oxalate and pharmaceutical intermediates including PHBA, N-Methylparoxetine, etc.

This time, according to the actual demands of Haisen Pharmaceutical’s production lines, ZOZEN Boiler provided 2 sets of WNS series two-pass gas-fired steam boiler. This series of boiler adopts the advanced low-NOx combustion technology to effectively reduce the NOx emissions, so it has a significant environmental protection effects. What’s more, the boiler also adopts the corrugated furnace and threaded smoke tubes independently developed by ZOZEN Boiler. They can strengthen the disturbance of flue gas and improve the heat transfer efficiency. With the economizer and condenser at the end of boiler’s flue gas duct, the overall boiler efficiency can reach 98% and above. Finally, ZOZEN WNS series gas-fired boiler also realizes the fully automatic and safe operation, which saves a lot of operating costs and further increases the economic benefits of the enterprise.