Injection Molding Machines Common Sensors
Purpose: To monitor pressure, temperature, position, and speed precisely.
Speed / RPM Sensor
Proximity Sensor / Limit Switch
Infrared Temperature Sensor
Melt Pressure Sensor
Melt Temperature Sensor (Thermocouple / RTD)
Mold Temperature Sensor
Position Sensor / Linear Transducer
Pressure Transducer (Hydraulic)
Load Cell
Hot Runner Molds and Controllers
Thermocouples (Type J/K)
Heater Current Sensor
Overheat / Thermal Cutoff Sensor
Cavity Pressure Sensor (Piezoelectric)
Blow Molding Machines
Maintain precise heating and flow control inside runner channels. Common Sensors
Melt Temperature Sensor
Parison Thickness Sensor (Infrared / Ultrasonic)
Mold Temperature Sensor.
Pressure Sensor (Hydraulic & Pneumatic)
Position Sensor / Encoder
Air Flow / Pressure Sensor
Injection Blow Molding
Mold Cavity Pressure Sensor
Preform Temperature Sensor (IR)
Stretch Rod Position Sensor
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Stretch Blow Molding
Infrared Temperature Sensor
Pressure Sensor (High-pressure air)
Photoelectric Sensor
Position Encoder
4. Extrusion Machines (General)
Used in pipe, film, sheet, and profile extrusion.
Melt Pressure Sensor
Melt Temperature Sensor (Thermocouple / RTD)
Barrel Zone Temperature Sensors
Screw Speed / Torque Sensor
Vacuum Sensor (for calibration tank)
Haul-off Speed Sensor (Encoder)
Thickness / Diameter Sensor (Laser / Ultrasonic)
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A. Pipe Extrusion Line
Used in pipe, film, sheet, and profile extrusion.
Diameter Sensor (Laser)
Wall Thickness Sensor (Ultrasonic)
Cooling Water Temperature Sensor
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B. Film Blowing Machine
Used in pipe, film, sheet, and profile extrusion.
Bubble Diameter Sensor (Ultrasonic / Laser)
Film Thickness Sensor (Capacitive / Beta gauge)
Air Pressure & Flow Sensors
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C. Sheet Extrusion Line
Used in pipe, film, sheet, and profile extrusion.
Sheet Thickness Gauge (Beta / Infrared / Ultrasonic)
Chill Roll Temperature Sensor
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D. Profile Extrusion Machine
Used in pipe, film, sheet, and profile extrusion.
Profile Dimension Sensor (Laser / Vision System)
Die Head Temperature Sensor
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5. Thermoforming / Vacuum Forming Machines
Sheet Temperature Sensor (Infrared)
Die Head Temperature Sensor
Mold Temperature Sensor
Position Sensor / Limit Switch
Air Pressure Sensor
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6. Rotational Molding Machines
Mold Internal Temperature Sensor (Wireless Thermocouple)
Oven Temperature Sensor (Thermocouple)
Cooling Air / Water Temperature Sensor
Rotation Speed Sensor (Encoder)
Pressure Sensor (Air Circulation)
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