Xiangtan Xiangke ZRPY-DW(-30～+200℃)Low-Temperature Thermal Expansion Coefficient Tester Compressor Refrigeration System，Low-Temperature Expansion Gauge, Coefficient of Expansion Meter(Compressor Refrigeration Specifications)

This instrument is suitable for measuring the volume changes (expansion and contraction) of metal materials, ceramics, glazes, refractory materials, plastics, and other non-metallic materials from low temperatures (-30℃) to +200℃ due to temperature variations.

Instrument Reference Standards: GB/T1036-2008 "Determination of Linear Thermal Expansion Coefficient of Plastics - Quartz Dilatometer Method", GB/T2572-2005 Test Method for Average Linear Thermal Expansion Coefficient of Fiber Reinforced Plastics.

Low-Temperature Thermal Expansion Coefficient Measuring Instrument - Compressor Refrigeration SystemMain Technical Parameters:
Temperature Range: -30 to +200℃ (Compression Refrigeration)

2. Measurement of deformation range: ±1.5mm.

3. Displacement sensor sensitivity: 0.1um, automatic range calibration.

4. Temperature Control Accuracy: ±1℃

5. Automatically calculates expansion coefficients, volume expansion, and linear expansion.
6. Automatically calculates and compensates the compensation coefficient, with manual adjustment also available.
7. Sample Size: Φ(5-10) × 50mm（5～10）×（5～10）×50mm, square or round samples available.

8. Power Supply: 220V, 2KW

9. Auto-temperature control, recording, storage, and data printing, with printing of temperature-expansion coefficient curves. All testing operations are completed via the computer interface, offering easy and intuitive operation with comprehensive software package.

10. Refrigeration Method: Compressor Cooling

Instrumentation Configuration: Includes one ZRPY-DW (-30～+200℃) Low Temperature Expansion Meter, one set of test software, one set of communication interface and data cables, one quartz standard sample, and one desktop computer (as per contract specifications).

Choose either horizontal or vertical structure according to customer requirements.