ZHENGZHOU FREE FLUID CONTROL TECHNOLOGY CO., LTD

ZHENGZHOU FREE FLUID CONTROL TECHNOLOGY CO., LTD

Adress:
No.76 Cuizhu Road, High-Tech Development Zone, Zhengzhou City, Henan, China
450000 Zhengzhou
Henan, China
Telephone: +86-371-55019379
E-mail: marketing@free-val...
Website: www.free-valve.com

Product description

FREE-Valve’s pneumatic knife gate valves are composed 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)Size Range: NPS2~NPS48,DN50~DN600
2)Pressure Range: Class 150 /PN6 /PN10
3) Applicable Temperature: 0~200℃
4) Connection Type: wafer
5) Sealing material: Rubber,PTFE,Metal seal 
6) Body Material: Carbon steel,stainless steel
7) Disc material:Stainless steel
8) Pressure test:GB/T13927, API598
9) Face to Face: GB/T12221, API609
10) Valve body : GB/T12224,ASME B16.34
Operating Mode: Pneumatic
Application:
1. Mining, coal washing, iron and steel industry used for washing coal pipes, filter slurry pipes, discharging ash pipes, etc.
2. Purification system used for waste water, mud, sewage and water with suspended solids.
3. Paper industry used for any mixture of pulp, material and water of any concentration.
4. Power station ash removal used for slag slurry.

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Product specifications

Valve type: Gate Valves
Type of Industry: abrasive powder
Valve material: Carbon Steel
Pressure class: 10
Valve standards: DIN (Deutsches Institut für Normung)
Make / Brand: FREE-VALVE

Company introduction

Zhengzhou Free Fluid Control Technology Co.,Ltd is leading designer and supplier of high-quality industrial valves, for industries ranging from Coal Washing Plant ,Power Plant ,Alumina Refinery, Steel Plant,Petro-Chemical, WasteWater,Potable Water among others for global markets. We provide comprehensive “Fluid Control Solutions” for customers.