& does relevant recommendations: 【 corrugated expansion, loose tube limit expansion, flexible waterproof casing 】 is gongyi city full state pipeline equipment co., LTD. The main business of our company has been made as a special equipment manufacturing license and ISO quality management system certification of qualified companies, the company management concept: the factory in order to "customer needs is our goal" principle, wholeheartedly for the customers with excellent products, reasonable prices, fast delivery cycle, professional technical support and perfect after-sales service. In the future, full state is full of confidence and hope, was determined in a more high quality brand and good service, sincere cooperation with customers at home and abroad, to do the northern area of the thermal compensation smoke duct equipment industry's first brand.



Single shaft manually round damper is introduced
Single shaft manually round damper used in circular pipe, can be used to truncate the medium flow can also use it to adjust medium flow.
MT/FW series circular damper adopts lap seal, leaf number for 1 ~ 5.

Single shaft manually round the product characteristics of damper
A suitable for pulverized coal, smoke, dust, gas and other medium; Working temperature of 450 ℃ or less
BDD41 series circular damper has a normal and wear-resisting type which can be chosen by the user, to ensure that the requirements of different working conditions, improve the service life of the damper.
CDD42 series party damper has six axis from uniaxial to a variety of forms for selection.
D can use manual, worm gear and worm, such as electric transmission way.

Single shaft manually round product application of damper
Circular damper is mainly used for boiler hot air way adjustment, according to distinguish between nominal diameter specifications DN100 - DN1400 18 species, etc. Circular damper in full close state leakage rate of 3% or less; The highest working pressure 50 kpa or less; The highest working temperature 400 ℃ or less. Adjust damper damper used in smoke ducts for regulating flow, the dampers rotate 90 degrees stroke in different locations, regulating the flow of different, it has flexible rotation, good regulation performance, the hot air damper, at shaft end bearing are now sealed air connector, can be on the outside air into the seal.