PZ43/73 Series Knife Gate Valves

The PZ43 series rising stem unidirectional sealing knife gate valve is a conventional unidirectional sealing valve with high versatility. It offers both soft and hard sealing options and can accommodate ceramic inserts. It is widely used in slurry and slag discharge pipelines at medium to low
temperatures, providing high cost-effectiveness.
Manual
pneumatic
electric
Bevel gear
hydraulic
Manual
Pneumatic
Electric
Bevel gear
Hydraulic



Valve body material

Gate material

Stem material

Sealing material

Size

WCB

LCB

CF8

CF8M

CF4M

310S

201

304

316

316L

310S

PEEK

420

304

316

316L

NBR EPDM

FKM

PTFE

PU

DN50 to DN1000

WCB

CF9

CF9M

CF4M

310S

201

304

316

316L

310S

420

304

316

316L

WCB

Ceramic

304

STL

DN50 to DN1000

(Soft seal)Working pressure: 1.0Mpa、150LB
(Hard seal)Working pressure: N/A
Hard seal is suitable for slag, dust, etc. in high temperature conditions.
Soft seal is suitable for ore pulp, mud, paper pulp, seawater, tap water, etc. in medium and low temperature conditions.


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