Professional industrial valve manufacturer

Slurry Kinfe Gate Valve

Slurry Knife Gate Valve Manufacturer and Supplier

TIANYU Slurry Knife Gate Valves adopt sharp shear blade + replaceable elastic sleeve sealing design, cutting solid particles and fiber impurities while achieving bidirectional tight shut-off, perfectly matching high-abrasion, high-viscosity slurry and sludge working conditions.
  • Design Standards: MSS SP-81, API 6D for slurry isolation, ASME B16.34 for body dimension
  • Testing Standards: API 598 bidirectional leakage test, MSS SP-151 slurry abrasion simulation test
  • Size Range: NPS 2”~NPS 48”, extra-large sizes customizable on request
  • ANSI Pressure Class: 150LB ~ 300LB, PN6 ~ PN40 high-pressure heavy-duty versions available
TIANYU DN50-DN400 PN10/PN16 Pneumatic Through Conduit Knife Gate Valve offers abrasive-resistant ductile iron/stainless steel construction, through conduit design, ANSI Class IV leakage, and 0.4–0.6MPa pneumatic actuation. Compliant with ISO 10631/ASME B16.5, it excels in metallurgical slurry, mining, chemical, and power sectors—delivering clog-free operation, durability, and automated efficiency. Backed by a three-year warranty.
TIANYU Heavy-duty Abrasive-Resistant Industrial Knife Gate Valves With Petroleum Equipment Zero Leakage Slurry Valve offers DN50-DN1200 size, PN10-PN25 pressure, -20℃-300℃ temp range, and ANSI Class IV-VI leakage. Built for abrasive/solid-laden media, it features sharp blade gates, wear-resistant materials, and multiple operation modes. Compliant with API 600/ISO 10631, ideal for mining, wastewater, chemical, and power sectors.
Knife Gate Valve Manufacturer

Slurry Knife Gate Valve Manufacturer and Supplier

Slurry Knife Gate Valves are specially engineered for industrial slurry pipelines to cut off, isolate and control media with solid particles, sludge and fibrous impurities. Equipped with sharp blade-shaped gate plate, these valves scrape sediment and sticky substances on sealing surfaces during switching, avoiding blockage caused by particle deposition. Customers can order metal-seated or resilient sleeve-seated slurry knife gate valves from TIANYU factory according to leakage requirements, fully customizable for diverse pressure, temperature and slurry abrasion conditions, all manufactured with full port design to cut flow resistance drastically.
1. Superior Anti-Blockage & Zero Leakage Performance
2. Ultra-Wide Extreme Media Adaptability
3. Low Maintenance Intelligent Structure
4. Complete Global Certifications & Full Customization
5. Strong R&D & Large-Scale Manufacturing Strength

Structural Advantages of TIANYU Slurry Knife Gate Valve

The replaceable integrated elastic sleeve is the core core design. When the valve closes, the blade squeezes two sets of wear-resistant sleeves to form full perimeter sealing; when open, the sleeves retract to fit the pipeline inner wall without recesses for slurry deposition. Unlike wedge gate valves with internal dead cavities, this structure completely avoids particle jamming.

Precision lapped blade edge and hardened overlay greatly extend service life in tailings, coal slurry and pulp pipelines. Wafer, lug and flanged end connections simplify pipeline installation without extra space occupation. Manual, electric, pneumatic and hydraulic actuation are all optional with integrated limit switches and HART positioners for automatic slurry process control.

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Professional China Valve Manufacturers and Supplier

Custom Slurry Knife Gate Valve Solutions

TIANYU Slurry Knife Gate Valves combine exclusive shear blade design, replaceable anti-abrasion sleeve technology and diversified material matching, setting reliable performance benchmarks for global slurry, sludge and solid-laden media isolation. From polar mineral mines, thermal power ash discharge systems to chemical high-viscosity slurry workshops, TIANYU delivers durable low-maintenance valve products and one-stop customized technical support, helping worldwide industrial clients realize safe, low-cost slurry pipeline operation.

Slurry Kinfe Gate Valve Parts

Why Choose Us

Ensure Safety

Our products and services comply with international standards and specifications to make sure that we only produce the best and highest quality products and services to our clients.

Customization Service

We offer tailor-made industrial valves to ensure that our product fits your application standards and demand. TIANYU is ISO, API, MSS, and ASME compliant to guarantee you the highest product quality.

Fast Shipping

As a business partner, TIANYU makes sure that we commit to our clients’ requested deadline because we very much understand the importance of adhering to the timeline required.

After-Sales Service

TIANYU’s service does not end once our industrial ball valves are being delivered. Also, we offer warranties and provide customer service to our clients as part of our quality service.

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