The HSY-13553 Acidic Adhesive Freezing Point Tester is designed and manufactured according to the testing requirements for the freezing point characteristics of acidic adhesives. This instrument adopts a new compressor, an advanced digital temperature controller, and a unique cooling bath, providing excellent refrigeration effects, high temperature control accuracy, and uniform and stable bath temperature.

I. Main Technical Features

1. This instrument uses a new compressor, an advanced digital temperature controller, and a unique cooling bath, offering excellent refrigeration effects, high temperature control accuracy, and uniform and stable bath temperature. The minimum temperature can reach -40°C, with a temperature control accuracy of ±0.5°C.

2. The work surface is made of stainless steel and includes one cold tank and two cooling baths. The two baths are isothermal, and the testing conditions comply with the requirements of the GB/T15308 standard.

3. The instrument features a benchtop design, simple and user-friendly, with complete accessories. It is ready for freezing point tests upon purchase.

The instrument is characterized as: a specialized instrument for testing the freezing point of foam fire extinguishing agents; it uses a metal bath and an environmentally friendly compressor, ensuring fast heat conduction, uniform temperature, and eliminating the various hassles associated with liquid baths; its benchtop structure and stainless steel surface ensure durability.

II. Main Technical Parameters and Specifications

1. Power Supply:      AC (220±10%) V, 50Hz.

2. Working Cold Tank:      Single tank with two baths, both isothermal.

3. Temperature Control Range:      0°C to -40°C.

4. Test Temperature Point:      -25°C to -30°C (or 10°C below the sample's freezing point).

5. Temperature Control Accuracy:      ±0.5°C.

6. Refrigeration System:      Compressor refrigeration.

7. Ambient Temperature:      5°C to 35°C.

8. Relative Humidity:      ≤85%.

9. Total Power Consumption:      Not exceeding 1000W.