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                  2012-12-20 
                    Energy Saving Flow Cap 
                     
                    Energy saving Flow Cap(ESFC) is a propeller boss cap with a few leaves. As a simple and effective energy-saving device, it has some advantages such as simple structure, easily installation, low probability of failure and low cost. An investment for an ESFC, calculated by CNY 5000/ton fuel price, period of ROI would be 5 months to 10 months. ESFC is effective for both new and old vessels, especially which is with large hub vortex and pitch ratio. This energy saving concept archived into the vision of the public in 1987~1989, but has not been in a wide application in China 
                     
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              YUANHANG PROPELLERS MANUFACTURING CO,LTD 
                远航螺旋桨制造有限公司 
                地址:中国广东省广州市番禺区石基镇桥山村草岗街10号   邮箱:511450 
                  电话:+86-20-34554888       +86-20-34554909  
                     
                    传真:+86-20-345555222  
                   
                  邮箱:yuanhang@yhpropeller.com  
                网址:http://www.yhpropeller.com                  | 
               
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