Fully Automatic Dual-Plate Thermal Conductivity Tester (Guarded Hot Plate Method) ASTM C177
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Standards
The instrument complies with the following international and national standards:
GB/T 10294-2008 – Determination of Steady-State Thermal Resistance and Related Properties of Insulating Materials
GB/T 3399-1982 – Test Method of Thermal Conductivity for Plastics by Guarded Hot Plate Method
GB/T 10801.1-2002 – Measurement of Thermal Conductivity for Polyurethane Rigid Foam in Thermal Insulation
GB/T 10801.2-2002 – Measurement of Thermal Conductivity for Extruded Polystyrene Foam (XPS)
GB/T 3139-2005 – Test Method of Thermal Conductivity for Fiber Reinforced Plastics
GB/T 17794-2008 – Flexible Foam Rubber and Plastic Thermal Insulation Products
Parameters
| Item | Specification |
|---|---|
| Thermal conductivity range | 0.001–3.000 W/m·K |
| Measurement accuracy | ±2% |
| Repeatability | ±1% |
| Hot plate temperature range | Room temperature–150 °C (standard); optional up to 300 °C |
| Hot plate resolution | 0.01 °C |
| Cold plate temperature range | 0–60 °C (standard); optional -5–60 °C |
| Cold plate resolution | 0.01 °C |
| Sample thickness | 0–100 mm; resolution 0.001 mm; automatic measurement |
| Applied pressure | 0–500 N; resolution 0.1 N |
| Sample size | 300×300×(5–50) mm (standard); custom sizes available |
| Automation | Fully computer-controlled testing and data processing |
| Test duration | 60 minutes |
| Power supply | 220 V / 50 Hz; 500 W |
Features
Online temperature calibration: Unique technology allows fast, accurate calibration, improving accuracy by over 3 times.
Reduced testing time: Full testing completed in approximately 60 minutes.
Wide measurement range: Thermal conductivity 0.001–3.000 W/m·K.
Automatic thickness measurement: Computer-controlled, minimizing human error.
Automatic pressure control: Accurate, reproducible testing under varying pressures.
Versatile measurement: Supports solid boards and, with optional accessories, granular and loose materials.
Fully automated system: From measurement to data analysis and report output.
Accessories
Main instrument
Analysis software (Chinese & English versions)
HX-1005 precision low-temperature constant temperature water bath (0.01 °C accuracy)
Desktop computer (user-selected)
Calibration reference sample
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