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BMH Systems

Valves

Dosing Valve: Accurate Flow Control for Silo Extraction Systems

The PH1 Dosing Valve is a critical flow-regulating component used in silo extraction and bulk material discharge systems. Designed for controlled, uniform material flow, it ensures accurate dosing of fine and dusty bulk solids such as cement dust, clinker dust, quick lime, and gypsum — making it indispensable in cement plants and industrial bulk handling applications.

Key Features (Design + Performance Integrated)

  • Precision Flow Regulation

Engineered to deliver smooth, controlled discharge from silos and hoppers, ensuring consistent material flow to downstream equipment such as screw conveyors, air slides, or pneumatic conveying systems.

  • Wide Size Range for Scalable Capacity

Available in 200 mm to 2000 mm diameters, allowing seamless integration across small dosing points to high-capacity silo outlets. Larger sizes can be engineered on request for special applications.

  • Robust Fabricated Construction

Manufactured in Mild Steel or Stainless Steel, suitable for abrasive, dusty, and corrosive materials, ensuring long service life under continuous industrial operation.

  • Flexible Actuation Options
Offered with pneumatic or motorized operation, enabling easy integration with plant automation, PLC systems, and interlocks for accurate flow control.
  • Dust-Tight & Process-Safe Design

Designed to minimize air ingress and material leakage, improving system efficiency while maintaining a cleaner and safer working environment.

Benefits of PH1 Dosing Valves

  • Improved Material Control

Ensures accurate and repeatable dosing, reducing process fluctuations and improving downstream equipment performance.

  • Enhanced Silo Extraction Efficiency
Prevents uncontrolled discharge, flooding, or rat-holing, supporting stable and predictable silo emptying.
  • Lower Wear & Maintenance
Robust construction and controlled material flow reduce mechanical stress on conveyors and feeding systems.
  • Easy Automation & Integration
Pneumatic and motorized options allow smooth integration with modern plant control systems.
  • Long-Term Reliability
Designed for continuous operation in dusty, abrasive environments typical of cement and mineral industries.

Typical Applications

  • Silo and hopper extraction systems
  • Cement, clinker dust, and gypsum handling
  • Quick lime and mineral powder dosing
  • Feeding air slides, screw conveyors, and pneumatic systems
  • Cement plants, power plants, mining, and bulk material industries

Gates (Divertor, Slide & Rod Gates): Precision Flow Control for Bulk Materials

PH1 Industries designs and manufactures a comprehensive range of industrial gates engineered for accurate flow regulation, material diversion, and isolation in bulk material handling systems. Built for powders, pellets, and granular materials, PH1 gates deliver high sealing efficiency, robust construction, and reliable operation across cement plants, mining operations, and heavy industries.

Benefits of PH1 Gate Systems

  • High sealing efficiency reduces material loss and dust emissions
  • Designed for abrasive, high-temperature, and heavy-duty applications
  • Multiple actuation options for automation-ready systems
  • Custom-built solutions to match plant layout and material behavior
  • Long service life with minimal maintenance

PH1 Divertor Gates: High-Temperature, High-Sealing Material Re-Routing Solutions

PH1 Divertor Gates are engineered to re-route bulk materials such as powders, pellets, and granules across multiple conveying paths with exceptional reliability. Designed for demanding applications, these gates offer up to 98% sealing efficiency and maintain smooth operation even under high-temperature conditions up to 500 °C

Key Features & Technical Capabilities

  • 98% Sealing Efficiency ensures minimal leakage during material diversion
  • High-Temperature Resistance – suitable for applications up to 500 °C
  • Robust Fabricated Construction to withstand abrasive and heavy-duty materials
  • Multiple Actuation Options:
  • Manual / Lever operated
  • Electro-pneumatic
  • Motorized
  • Wide Material Compatibility– handles powdery, granular, and pelletized bulk
  • Custom Linings & Plating available for abrasive applications

Materials of Construction (MOC)

  • Housing: Mild Steel / Stainless Steel / Special Grades
  • Flap: Mild Steel / Stainless Steel / Special Grades
  • Abrasion-resistant linings available on request

Standard Sizes

  • 150 mm – 600 mm
  • Larger sizes and special MOC available on request

Typical Applications

  • Clinker conveying
  • Gypsum handling
  • Quick lime and mineral routing
  • High-temperature bulk material diversion points

PH1 Slide Gates

Dust-Tight Isolation & Flow Regulation with 100% Sealing

PH1 Slide Gates are designed for positive shut-off and controlled flow regulation, offering 100% sealing efficiency for powders, pellets, and granular materials. Their rugged, dust-tight design ensures reliable isolation and long service life in harsh industrial environments.

Key Features & Technical Capabilities

  • 100% Sealing Efficiency for leak-free material isolation
  • Dust-Tight Construction for cleaner and safer plant operation
  • Smooth Sliding Mechanism ensures consistent performance
  • Flexible Operation Modes:
  • Manual
  • Pneumatic
  • Motor-operated
  • Can be used for open/close operation or flow regulation
  • Designed for continuous industrial duty

Materials of Construction (MOC)

  • Carbon Steel
  • Stainless Steel
  • Special materials available on request

Standard Sizes & Configurations

  • 150 mm u2013 600 mm
  • Square or rectangular designs
  • Custom sizes available for specific plant layouts

Typical Applications

  • Clinker, limestone, and aggregate handling
  • Coal and mineral processing
  • Powder, pellet, and granular material discharge
  • Silo outlets, hoppers, conveyors, and transfer points

PH1 Rod Gates

Simple, Reliable Size Restriction & Flow Limiting Solutions

PH1 Rod Gates are engineered for restricting or filtering material size before it enters downstream equipment. Designed with easy-to-operate rod mechanisms, these gates provide a rugged and dependable solution for coarse material handling and protection of sensitive equipment.

Key Features & Technical Capabilities

  • Effective Size Restriction for controlled downstream feeding
  • Simple & Robust Mechanical Design
  • Easy handling and maintenance of rods
  • Available in single-row or double-row configurations
  • Suitable for heavy-duty bulk material applications

Technical Specifications

  • Size Range: 200 mm – 2000 mm (larger sizes on request)
  • Material of Construction: Mild Steel / Stainless Steel (fabricated
  • Gate Type: Single-row or Double-row

Typical Applications

  • Limestone handling
  • Raw mill feeding systems
  • Clinker discharge and protection points
  • Bulk material screening and restriction zones

Dampers: Precision Airflow & Gas Control Systems

PH1 Industries designs and manufactures a comprehensive range of industrial dampers engineered for accurate airflow regulation, isolation, and emission control in bulk material handling, process ventilation, and exhaust systems. Built to withstand high temperatures, dust-laden gases, and harsh industrial conditions, PH1 dampers ensure operational safety, energy efficiency, and compliance with environmental norms.
PH1 damper portfolio includes Multilouver Dampers, Butterfly Dampers and Guillotine Dampers, covering both on/off isolation and modulating control applications.

Benefits of PH1 Industrial Dampers

  • Accurate airflow and gas regulation improves process efficiency
  • High-temperature and dust-resistant designs ensure long service life
  • Enhanced sealing reduces leakage, emissions, and energy loss
  • Wide range of actuation options for automation-ready plants
  • Custom-built designs matched to duct size, temperature, and pressure

Multilouver Damper: High-Precision Airflow Modulation for Large Ducts

PH1 Multilouver Dampers are designed for fine airflow control using multiple adjustable louvers, making them ideal for large ventilation and dust handling systems where uniform flow distribution and tight sealing are critical.

Key Features & Technical Capabilities

  • Multiple Adjustable Louvers for precise airflow modulation
  • Round or Rectangular Construction to suit duct geometry
  • Size Range: 300 mm – 3000 mm (larger sizes on request)
  • Material of Construction:
  • Carbon Steel
  • Stainless Steel
  • Special high-temperature materials on request
  • Operation Modes:
  • On/Off isolation
  • Modulating control
  • Actuation Options: Pneumatic or Electric
  • Flexible Metallic Seals for enhanced sealing efficiency
  • Seal Air Arrangement available for near 100% sealing

Typical Applications

  • Cement plant ventilation systems
  • Dust extraction & baghouse inlet/outlet control
  • Cooling towers and large HVAC ducts
  • Process air balancing in heavy industries

Butterfly Damper: Compact, Fast-Acting Air & Gas Isolation

PH1 Butterfly Dampers use a rotating disc mechanism to provide quick and reliable airflow control, making them ideal for high-temperature and medium-pressure applications.

Key Features & Technical Capabilities

  • Compact, lightweight design with minimal pressure drop
  • Fast open/close response
  • Suitable for high-temperature gases
  • Available in manual, pneumatic, or electric actuation
  • Round duct compatibility
  • Durable disc and shaft design for long service life

Typical Applications

  • Kiln exhaust and preheater ducts
  • Furnace and boiler air lines
  • Process ventilation systems
  • Isolation of air or gas streams

Guillotine Damper: Heavy-Duty Isolation with Near-Total Shutoff

PH1 Guillotine Dampers are designed for positive isolation in large ducts carrying dust-laden or high-temperature gases. Known for their exceptional sealing performance, they are widely used where safety and isolation are critical.

Key Features & Technical Capabilities

  • Shutoff Efficiency up to 99%
  • Process Temperature Capability: up to 1000 °F (~540 °C)
  • Configurations: Round, Square, Rectangular
  • Material of Construction:
  • Stainless Steel
  • Painted Carbon Steel
  • Other alloys on request
  • Seal Options:
  • Compression seal
  • Metal seat
  • Flexible Metallic Seals with optional seal air for 100% sealing
  • Actuation Options:
  • Manual
  • Electric
  • Pneumatic (spring return & fail-safe available)
  • Operation: Open / Close isolation

Typical Applications

  • Baghouse inlet/outlet isolation
  • Kiln and cooler gas ducts
  • High-dust process lines
  • Emergency shutdown applications

Grinding Aid Injection System: Precision Dosing Solutions for Optimized Cement Grinding

PH1 Industries offers Grinding Aid Injection Systems engineered for accurate, consistent, and controlled dosing of liquid grinding aids into cement mills. Designed to improve grinding efficiency, mill output, and energy consumption, PH1 systems ensure uniform distribution of additives while maintaining the highest standards of operational safety and reliability.

Our grinding aid systems are fully integrated, automated, and customizable, making them suitable for ball mills, VRMs, and roller press circuits across cement and mineral processing plants.

System Overview & Functionality

  • The PH1 Grinding Aid Injection System precisely injects liquid additives into the mill feed or grinding zone, ensuring:
  • Reduced particle agglomeration
  • Improved grinding efficiency
  • Enhanced cement quality and consistency
  • Lower specific power consumption
  • The system is designed to operate continuously under demanding plant conditions with minimal maintenance.

Key Components

  • Grinding Aid Storage Tank
  • Designed for safe storage of liquid additives
  • Available with level indicators, heaters, and insulation if required
  • Dosing Pumps (High-Accuracy)
  • Positive displacement / metering pumps
  • Ensures precise flow control across varying production rates
  • Flow Control & Regulation System
  • Flow meters and control valves for accurate dosing
  • Manual or fully automatic operation
  • Injection Lances & Piping
  • Designed for uniform dispersion at the injection point
  • Corrosion-resistant materials for long service life
  • Control Panel & Automation
  • Local or PLC-based control
  • Integration with mill operation and production parameters

Key Features & Technical Advantages

  • Highly Accurate Dosing Control

Ensures consistent grinding aid addition proportional to mill throughput.

  • Energy Optimization

Improves grinding efficiency, reducing specific power consumption per ton of cement.

  • Improved Cement Quality
Enhances particle size distribution, flowability, and strength development.
  • Robust Industrial Design
Built for continuous operation in harsh cement plant environments.
  • Flexible System Configuration
Suitable for new installations and retrofitting in existing grinding circuits.
  • Automation Ready
Seamless integration with plant DCS / PLC systems.

Typical Applications

  • Cement grinding units
  • Integrated cement plants
  • Ball mills, VRMs, and roller press systems
  • Mineral grinding and processing plants

Why PH1 Grinding Aid Injection Systems?

  • Engineered as a complete, skid-mounted solution
  • Proven dosing accuracy and reliability
  • Designed to minimize chemical wastage
  • Easy operation, maintenance, and calibration
  • Single-point responsibility from design to commissioning
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