Needle dispensing valve

precisionelectro-pneumatic actuatorwide viscosity range

Overview
Needle dispensing valves provide precise dot or bead application of lubricants, adhesives and sealants. They are designed for continuous time‑pressure metering in industrial production environments.

Product summary
These valves handle a wide range of materials — greases, oils, adhesives and lubricants — including reactive, aggressive and abrasive media. Multiple sizes and configurations are available to select the optimal valve for each application.

Benefits for you

• Working pressure up to 250 bar
• Suitable for continuous applications with materials up to 2.5 million mPas
• Accurate and cost‑efficient metering of high‑viscosity materials
• Compatible with reactive, aggressive and abrasive media

Key features

• Metering chamber and pneumatic drive are separated to prevent material ingress into the drive cylinder
• Valve needle stroke is infinitely adjustable via an adjusting screw for precise flow control
• Available in several sizes and clear widths to match application needs

Options

• 24 V solenoid valve plate
• Signal transmitter with various cable options
• Cannula connection with different cannula types
• Pneumatic or electric handle

Technical specifications

• Application type: continuous applications (time‑pressure metering)
• Clear width (CW): 1 mm, 2.5 mm, 6 mm, 12 mm
• Viscosity range: up to 2.5 million mPas
• Material inlet pressure: max. 250 bar
• Prepared for stroke sensor / position monitoring
• Various seal variants and materials available