Product Description

FREE-Valves  Flange type pneumatic knife gate valves arecomposed of pneumatic actuator and knife gate valve. They are used on industrial pipeline for on-off operation. The structure of body and seat eliminates clogging shutoff for flow with fine particles.The disc bottom of knife gate valve is made into a blade shape with the purpose to cut some soft materials such as fiber,pulp or wood pulp, and it also serves favorable closing and opening.

 

Features:

1) knife gate valve is composed of narrow body and sliding gate.

2) The gate has sharp blade that can separated or cut the solid particles in the fluid media.

3) The polishing treatment on the gate surface strengthens its penetrating power and effectively guarantees the service life of both packing and valve seat.

4) The bottom of valve body is provided with the gate hold down device that can safely pressure the gate tightly on the valve seat in order to ensure valid tight-seal.

Technical Specification:

1) SizeRange: NPS2~NPS*8,DN*0~DN**0
 

• PressureRange: Class **0 /PN6 /PN*0