Overview of a hard-sealing butterfly valve

Sealing butterfly valve for the eccentric metal seal structure, the sealing form of metal-to-metal seal, metal seal can be exchanged for the metal seal, stainless steel plate and graphite composite plate seal on the metal seal. The form of hard seal butterfly valve drive in addition to electric : Manual, worm gear transmission, pneumatic and so on. This type of valve in the pipeline should be generally horizontal installation. The butterfly valve with hard sealing butterfly valve is installed in the diameter direction of the pipe. In the butterfly valve body cylindrical channel, the disc-shaped disc rotates about the axis, the rotation angle is between 0 ° ~ 90 °, when rotated to 90 °, the valve is fully open state card.

Swing Door

1.with 3000 square meter factory about 35 workshop workers and 25 office workers.

2.More than 20 sets of advanced machines with more than ten years domestic trade experience and international trade experience.

3.Manufacture and supply good quality automatic doors

4.With ISO 9001 Certification and many others certifications

5. Excellent DC brushless motor , high wear-resistant qualities wheels and reasonable structure design makes it more stable, quiet, longer life

6.Our Service system is perfect

Controller Dimensions : 85×124×600mm

Weight :12 kg

Maximun leaf weight :150 kg

Open range : 70°~115°

Closing speed : 10~43 cm/s

Door hold time :0.5~10 seconds

Main Power :AC 220V~250V,50~60 Hz

Maximum current :1A

Maximun motor power:55W

Wait Power :14W

Fuse :Minimum 3.5 ASlow

Operating Temperature : -30℃ ~+50℃

Swing Door,Exterior Swing Door,Aluminium Out Swing Door,Refrigerated Swing Door

Shenzhen Hongfa Automatic Door Co., Ltd. , https://www.hongfadoor.com