Rubber Material Duckbill Check Valve

1.Introduction:

Rubber Duckbill Check Valve is our special product,and it  is used for draining sewage.In such  foreign countries as Spain or America,it is usually named as duckmouth-shaped valve.

The valves can be matched with straight pipeline,flange pipe. At the same time,they may be widely used on the coast,seasands,reservoirs,and so on in order to dispose the sewage or to dredge the floods .Indeed ,it is environmentally-friendly valve.

2.  duckbill check valve detail caracteristics:

This valve is a special product ,and it is used for draining sewage .In many  foreign countries,such as Spain , America,it is usually named as duckmouth-shaped valve .We are  doing our best to make this valve more practical and more perfect . Rubber material duckbill check valve can be matched with steel  pipe ,cement pipe At the same time ,they may be widely used on the coast,seasands,reservoirs,and so on.In order to dispose the sewage or to dredge the floods.

Some elastomers can hand corrosive or abrasive fluids such as raw sewage, sludge or slurries. The operating temperature of the valve is limited by the elastomer temperature capacity.

The rubber is all rubber reinforced. It consists in an elastomer sleeve flattened in one end. The Duckbill valve can only be opened when the forward flow lifts the sealing flattened side of the sleeve that, otherwise its natural position is to be closed.

3.Advantages of Easy Installation Duckbill Rubber Check Valve

1)Open  and close automatically,no noise,no need of operator and maintenance.
2)Positive start has little water resistance and start-up pressure ,the flow will be
   adjusted naturally according to hydraulic pressure
3)reserve cut-off has good seal without leakage to privent from flowing backwards.
   the back pressure is higher,the effect is better.
4)Anticorrosion,agingresistance,strong adaptability and long use life.
5)Wide size scope.Nominal diameter of DN20-2400


4.Why choose us?

1)World Class Product: We provide our customers with all products with world
    class quality.
2)Genuine Products with Excellent Quality: Copany has always proved the 100% quality
    products it provides with genuine intent.
3)After Sales Service and Technical Assistance:The company provides after sales
    service and technical assistance as per the customers requirement and needs.
4)Quick Delivery:The company provides just-in-time delivery with its streamlines supply
    chain
5)Cost Saving:We provide long-life,product with excellent quality and better
    performance.Resulting in increased cost saving
6)Less Cost Of Purchase:ZZBIHE is a direct imoorter and agent of many manufactures
   around the globle. So there are no intermediary costs involved.
7)Attending customers queries promptly: We believe that if customers are satisfied then
    it proves our worth well. Customers are always given quick support.

5.Delivery time & Packaging details:

1)Delivery time:

Within 30 days after receipt of the deposit, or as your request:

2) Packaging details:

Unfumigation wooden case (out package) and plastic film and textile membrane(inside package). We can make change as your request.


Thanks for your attention. For more information, please feel free to contact us.
Sunny Yue
Mobile: +86-13303813898


Notes: If other satandard requirement or special flange need particularly customer made , please provide written drawing , standard , data , we can make customer-made for you .



Main data of Easy Installation Duckbill Rubber Check Valve/Hydraulic Rubber Check Valve:

Matching Pipeline Diameter	Valve Step (A)	Pipeline Touching (B)
1/2'-3/4'	15	15
1'-1-1/4'	20	20
1-1/2-2-1/2	25	25
3'	40	40
4'	50	50
6'	50	50
8'	50	50
10'	50	50
12'-14'	100	100
16'-20'	150	150
24'-36'	200	200
42'	250	250
48'-60'	300	300
72'	400	400