Reliable Valve Solutions for Demanding Chemical Environments
At Duncan Engineering, we deliver compact, corrosion-resistant, and energy-efficient pneumatic and valve automation systems designed to meet the rigorous demands of the chemical industry. From raw material handling and core reaction units to utilities and emissions control, our solutions ensure process safety, accurate flow control, and long-term reliability.
Where our solutions work
Raw Material Handling & Storage
Process: Handling, storing, and transferring of corrosive and volatile raw materials such as acids, solvents, and gases. Systems must ensure leak-free, safe, and efficient flow
Solutions: Ball Valves, Butterfly Valves, Pneumatic Actuator, Pneumatic Valves
Reaction & Processing Units
Process: Core processing in reactors, fermenters, and high temperature/high-pressure vessels. Requires highly responsive, durable valve automation that performs under extreme conditions
Solutions: Ball Valves, Butterfly Valves, Pneumatic Actuator, Pneumatic Valves
Mixing, Blending & Dosing Systems
Process: Controlled mixing or dosing of raw or intermediate chemicals to ensure product consistency and safety. Involves precise flow and pressure control
Solutions: Ball Valves, Flow Control Valves, Pneumatic Valves
Distillation & Separation Units
Process: Separation of chemical compounds through distillation, evaporation, or fractionation. Needs reliable flow control for steam, condensate, and process media.
Solutions: Ball Valves, Butterfly Valves, Pneumatic Actuator, Pneumatic Valves
Drying & Crystallization Systems
Process: Removal of moisture and formation of solids in specialty chemical processing. Requires tight air regulation and responsive valve actuation
Solutions: Flow Control Valves, Pneumatic Valves, Air Preparation Units
Heat Exchange & Thermal Systems
Process: Managing steam, hot oil, or chilled water across reboilers, condensers, and heat exchangers. Demands durable valves that operate under thermal stress
Solutions: Ball Valves, Butterfly Valves, Pneumatic Valves
Compression & Pumping Systems
Process: Safe and efficient fluid/gas transfer between processing units via pumps and compressors. Requires robust flow isolation and control mechanisms
Solutions: Ball Valves, Butterfly Valves, Pneumatic Valves
Loading, Unloading & Packaging
Process: Drum filling, tanker loading/unloading, and packaging of finished or intermediate chemicals. Needs precise control and safety interlocks to prevent spillage and exposure
Solutions: Ball Valves, Control Panels, Pneumatic Actuator,
Utilities & Plant Services
Process: Plant-wide services including compressed air, nitrogen, inert gases, steam, and cooling water. These support core processes and must operate efficiently and reliably.
Solutions: Flow Control Valves, Air Preparation Units, Pneumatic Valves
Effluent Treatment & Emission Control
Process: Treatment of process wastewater, scrubbers, flare stacks, and emission control systems. Needs chemically resistant components for long-term operation in aggressive environments.
Solutions: Ball Valves, Butterfly Valves, Pneumatic Actuator, Pneumatic Valves