Product Advantages

      1.The patent rubber seat we use was taken Bundor two years to reserch and develop independently.
      2.Bundor rubber seat is used more widely and  matched with various kinds of flanges. No need to use special flange for butterfly valve, it can be connected perfectly with common slip on flange.
      3.Bundor patent body can meet various standards such as JB, DIN, GOST, ANSI, BS, JIS etc. For top flange standard, we offer GB, ISO5211. More beautiful appearance, wider working conditions.
      4.Bundor uses Germany Bayer brand EPDM rubber as raw material for valve seat. That makes butterfly valve has superior rebound resilience and tensile force. 100% no leakage after open and close over 10000 times.
      5.All the materials of bolt, nut and pin are stainless steel. The corrosion resistance 10 times better than ordinary material.
      6.The patent rubber seat is easier to install. Compared with ordinary rubber seat, it has double width of sealing surface and wider contact surface with flange waterline.
      7. Bundor brand products are covered by the China Pacific Insurance  with 10 million dollars, 2 years warranty, pay two back if one bad,any quality problem of the product itself, we will pay without conditions.

Q:When the products will be shipped ?
A:Within 7-15 days after receing the prepayment.

Q:Do you have OEM service ?
A:Yes . A variety of products size , quality and quantity can be cutomized according to your needs. 

Q:Could you offer a free sample ? 
A:Yes , samples can be proveded for free. 

Q:How can I pay for the products ? 
A: We accept a variety of payment methods. Such as T/T , L/C,D/P ,Western Union , Paypal ,Trade Assurance. 

Q: How do you deal with that if there are some quality problems in products?
A: We will be responsible for all the quality problems.

Q:Are you a facrory or trade company ?
A: We are a factory with 24 years experience in valve research and production .