Engineered for Purity. Trusted for Precision
At Duncan Engineering, we design and deliver compact, hygienic, and energy-efficient valve automation solutions that meet the exacting standards of pharmaceutical production. Our systems support critical applications in sterile processing, clean utilities, and packaging — helping manufacturers achieve product purity, regulatory compliance, and operational excellence. From formulation to final filling, Duncan solutions power safer, cleaner, and more reliable pharmaceutical manufacturing.
Where our solutions work
Formulation & Blending
Process: Accurate pneumatic valve automation ensures consistent and contamination-free mixing of APIs and excipients during drug formulation.
Solutions: Ball Valves, Butterfly Valves, Control Panels, Pneumatic Actuator, Pneumatic Valves
Sterile Processing (API / Injectable Lines)
Process: Supports sterile manufacturing of active pharmaceutical ingredients and injectables, maintaining cleanroom standards and precise control.
Solutions: Ball Valves, Butterfly Valves, Limit Switch Box, Pneumatic Actuator, Pneumatic Valves
Clean Utilities (Plant-wide)
Process: Automation of purified water, clean steam, nitrogen, and compressed air distribution — critical to maintaining GMP conditions.
Solutions: Ball Valves, Butterfly Valves, Pneumatic Actuator, Pneumatic Valves, Air Preparation Units
Packaging & Filling Lines
Process: Compact pneumatics for high-speed filling, sealing, and secondary packaging systems — enabling precision motion and control
Solutions: Flow Control Valves, Pneumatic Actuator, Quick Exhaust Valves, Pneumatic Cylinders, Pneumatic Valves,
HVAC & Cleanroom Environmental Control
Process: Pneumatic solutions ensure stable airflow, temperature, and humidity in cleanrooms, supporting ISO and CGMP compliance.
Solutions: Control Panels, Pneumatic Actuator, Positioners, Pneumatic Valves
Effluent Treatment & Utility Systems
Process: Automated handling of wastewater and utility systems with reliable valves that meet pharmaceutical safety and environmental standards.
Solutions: Ball Valves, Butterfly Valves, Control Panels, Pneumatic Actuator, Pneumatic Valves