Home > Products > Gate valve > PZ73N-10/16 polyurethane knife gate valve,Polyurethane knife gate valve,knife gate valve

PZ73N-10/16 polyurethane knife gate valve,Polyurethane knife gate valve,knife gate valve

Product Code : VF--ZCC-Z179-CU

* Teflon and rubber lining

* Higher tightness than MSS-SP81

* One-way or two-way

* Resistant to wear and corrosion

* Connection: flange, lug

Standard specification for polyurethane knife gate valves

Size (mm) : 50 to 600

Temperature (°C) : -20 to 175

Pressure (MPa) : 2.0 (CWP)

Connection standard: ANSI

Body: ductile iron, stainless steel

Valve plate: stainless steel, special alloy

Stem: stainless steel

Seat: High molecular weight polyethylene, polypropylene, polytetrafluorene

Application of polyurethane knife gate valve

Suitable for chemical, petrochemical, metallurgy, papermaking.

Applicable medium: slurry, corrosive medium and solid.


Please contact us if you need customized services. We will contact you with the price and availability in 24 hours.

Product Product Code Purity Size Contact Us
PZ73N-10/16 polyurethane knife gate valve,Polyurethane knife gate valve,knife gate valve VF--ZCC-Z179-CU Customized Customize

Polyurethane knife gate valve -- Construction characteristics


1. Full size: This valve is a full size valve. After opening, the valve plate is completely lifted to the inside of the valve cavity, and the valve plate is not directly in contact with the medium, so as to avoid the wear of the valve plate caused by the medium.

2. Bidirectional polyurethane seal. Zero leakage can be achieved.

3. Wear-resistant polyurethane lining. The lining adopts integral cast polyurethane elasto-body, which provides long wear and corrosion resistance life. In addition, replaceable, integral polyurethane lining, we will provide technical guidance, or to the designated site for your replacement.

4. The packing adopts integral molded rubber body, so that the upper seal achieves zero leakage.

5. Valve plate. Using wear-resistant stainless steel plate, can do wear-resistant surface treatment. This valve plate can also be replaced. Save the maintenance cost and maintenance time of the valve.

6. Widely used in mine slag discharge, electric power, paper making, urban sewage treatment, these fields

Polyurethane knife gate valve Advantages:

1. The whole medium overcurrent part is lined with polyurethane, which has wear resistance and long life

2. Full diameter, zero leakage

3. The packing adopts integral molded rubber body, so that the upper seal achieves zero leakage.

4. Replaceable integral polyurethane liner and stainless steel gate, saving maintenance cost of the valve

5. The products are widely used in the fields of mine slag discharge, electric power, paper making and municipal sewage treatment

PZ73N polyurethane knife type gate valve, electric polyurethane knife type gate valve, pneumatic polyurethane knife type gate valve, lined with polyurethane knife type gate valve This knife type gate valve is generally lined with tetrafluorine, or lined with polyurethane material as a seal, this kind of product has stable performance, simple structure, can be used reliably for a long time, this kind of product can also be made into a bidirectional sealing knife type gate valve, can be used in a vacuum environment, Achieve the effect of bidirectional sealing.


Knife gate valve is mainly used to cut off the fluid flow of complex media including suspended particles, fiber and slurry. With the shear effect of its blade gate, it is widely used in mining, sewage treatment, paper making and chemical industries

Packing of Standard Packing: 


Typical bulk packaging includes palletized plastic 5 gallon/25 kg. pails, fiber and steel drums to 1 ton super sacks in full container (FCL) or truck load (T/L) quantities. Research and sample quantities and hygroscopic, oxidizing or other air sensitive materials may be packaged under argon or vacuum. Solutions are packaged in polypropylene, plastic or glass jars up to palletized 470 gallon liquid totes Special package is available on request. E FORUs’  is carefully handled to minimize damage during storage and transportation and to preserve the quality of our products in their original condition



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