Our factory is a professional glass blower manufacturers, mass production of various glass blower damper for flow adjustment device fan, axial inlet installed in the front. Adjustment range from the 0 ° (fully open) to 90 ° (fully closed). Adjust the door to move the position, as viewed from the air inlet on the right side, right-handed fans pushed up by the handle is fully closed to fully open direction; L fan pull handle from top to bottom is fully closed to fully open direction. FRP fan manufacturers, said to make the glass blower adjusting the portion of the door to work, you must do well lubricated. For fan damper, using calcium sodium slip stream-based lubricant. For Fan, due to higher gas temperature, high temperature grease molybdenum disulfide (260 ° C) grease lubrication at high temperatures can still ensure the operation, №16 fan above plus dry oil plug place. Model: F4-72 4-72 airflow direction: Centrifugal fan Material: FRP fan Fan pressure: pressure fan Type: Exhaust Performance: corrosion fan Contact: Contact: Zhengjing 15206902165 15110078216 QQ: 402249092 Tel: 010-88231581 Fax : 010-88231581 E-mail: 1345053413@qq.cm Address: Wu Cheng Lu right Tunzhen Zone Web site: http: //www.dzrbtf.com/