Jianqiao Valve Industry Group Co., Ltd. Jianqiao Valve Industry Group Co., Ltd.
Pneumatic slag discharge flat gate valve

Pneumatic slag discharge flat gate valve

Pneumatic slag discharge flat gate valve
Pneumatic slag discharge flat gate valve

Pneumatic slag discharge flat gate valve
Pneumatic slag discharge flat gate valve

Pneumatic slag discharge flat gate valve

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The Pneumatic Slag Discharge Flat Gate Valve is specially designed for ash, slag, powder, and bulk material discharge systems. Equipped with a pneumatic actuator, it enables rapid opening and closing while ensuring excellent sealing performance. Its wear-resistant structure minimizes maintenance requirements and improves operational efficiency in demanding industrial environments.

Pneumatic slag discharge flat gate valve

The Pneumatic Slag Discharge Flat Gate Valve is a high-performance isolation valve designed for automatic discharge and transportation of abrasive materials such as fly ash, bottom ash, coal powder, cement powder, slag, and mineral particles.

Driven by a pneumatic actuator, the valve provides quick response, reliable operation, and easy integration into automated control systems. Its flat gate structure ensures low flow resistance and effective shut-off, making it ideal for continuous operation in harsh working conditions.

Key Features

  • Pneumatic automatic operation
  • Fast opening and closing action
  • Excellent sealing performance
  • Wear-resistant internal components
  • Full-port flow passage
  • Suitable for abrasive and particulate media
  • Low maintenance requirements
  • Long service life
  • Easy integration with PLC and DCS systems
  • Optional high-temperature and heavy-duty designs

OEM & Customization Capabilities

As a professional industrial valve manufacturer, we offer complete OEM and ODM services for customized project requirements.

OEM Service Scope

  • Custom valve sizes (DN50–DN1200)
  • Customized pneumatic actuator configuration
  • Special pressure ratings
  • ANSI, DIN, JIS, BS, and GB flange standards
  • Face-to-face dimension customization
  • Company logo casting and marking
  • Surface anti-corrosion coatings
  • Special wear-resistant lining solutions
  • Third-party inspection and certification support
  • Customized packaging and export documentation

Customizable Options

Valve Materials

  • Carbon Steel
  • Stainless Steel
  • Alloy Steel
  • Wear-Resistant Steel
  • Ceramic-Lined Construction

Actuator Options

  • Double-acting pneumatic actuator
  • Single-acting pneumatic actuator
  • Pneumatic-hydraulic actuator
  • Intelligent positioner
  • Solenoid valve control

Optional Features

  • High-temperature design
  • Dust-proof structure
  • Abrasion-resistant lining
  • Metal seated design
  • Emergency manual operation
  • Limit switch feedback
  • Explosion-proof accessories

Certifications

Our Pneumatic Slag Discharge Flat Gate Valves are manufactured according to international quality standards.

  • ISO 9001 Quality Management System
  • API 6D Pipeline Valve Standard
  • API 600 Gate Valve Standard
  • API 598 Inspection & Testing
  • CE Certification
  • PED 2014/68/EU
  • ISO 15848 Low Emission Certification
  • ATEX Certification (Optional)
  • SIL Certification (Optional)
  • EAC Certification
  • SGS / BV / TUV Third-Party Inspection Available

Pneumatic slag discharge flat gate valve

 

Parameter Specification
Product Name Pneumatic Slag Discharge Flat Gate Valve
Nominal Size DN50 – DN1200 (2" – 48")
Pressure Rating PN10 – PN100
ANSI Class Class 150 – Class 600
Body Material Carbon Steel, Stainless Steel, Alloy Steel
Gate Material Wear-Resistant Steel, Stainless Steel
Seat Material Metal Seat / Reinforced Soft Seat
Connection Type Flanged, Welded
Actuator Type Pneumatic Actuator
Control Mode Local / Remote Automatic Control
Air Supply Pressure 0.4 – 0.8 MPa
Temperature Range -20°C to +450°C
Sealing Type Bi-directional Sealing
Leakage Standard API 598 / ISO 5208 Class A
Design Standard API 600, API 6D, ASME B16.34
Applicable Media Fly Ash, Bottom Ash, Slag, Coal Powder, Cement Powder, Mineral Particles

Pneumatic slag discharge flat gate valve

Thermal Power Plants

Widely used in fly ash handling systems, bottom ash discharge systems, coal-fired boiler ash removal, and pneumatic conveying systems.

Cement Industry

Ideal for cement powder discharge, clinker handling, dust collection systems, and bulk material transportation.

Mining Industry

Suitable for ore powder transportation, tailings discharge, mineral processing systems, and abrasive material handling.

Metallurgical Industry

Applied in blast furnace slag discharge, dust collection systems, and high-temperature solid material transportation.

Chemical Industry

Used for powder material conveying, catalyst discharge, and industrial bulk solids handling systems.

Bulk Material Handling Systems

Suitable for silos, hoppers, storage tanks, and pneumatic conveying pipelines requiring automated discharge control.

Material customization plan

Customized 316L stainless steel valves forGerman chemical enterprises. Resistant tostrong corrosion, suitable for their acidicmedium transportation systems, with aservice life extended to over 8 years.

Structural optimization design

For the Saudi desert project, the valve stemsealing structure was changed to a doublebellows design to address the leakage issuein the high-temperature and dustyenvironment, and it was highly recognizedby the customers.

Interface standard adaptation

Customized API 600 standard valves for acertain company in the United States. Theflange size is fully compatible with ANSIB16.5, ensuring zero error during on-siteinstallation and reducing the constructionperiod by 30%.

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