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2022-12-12 0 Views

Test method for thermal resistance and moisture resistance of textiles

Textile thermal and moisture resistance tester can be used to test thermal resistance and moisture resistance of fabrics, films, coatings, foam, leather and multi-layer composite materials, such as clothing, quilts, sleeping bags, down jackets and other thermal clothing comfort testing Wait. It is a test equipment independently developed and produced by our company Shanghai QINSUN Precision Electromechanical Technology Co., Ltd., with high cost performance and complete after-sales service.GjiTextile Testing Instruments, Testing Equipment Manufacturer

LabGjiTextile Testing Instruments, Testing Equipment Manufacturer

Applicable Standards:GjiTextile Testing Instruments, Testing Equipment Manufacturer

GB11048, ASTM D 1518, JIS L 1096, ISO 11092GjiTextile Testing Instruments, Testing Equipment Manufacturer

Technical parameters:GjiTextile Testing Instruments, Testing Equipment Manufacturer

1. Test method: (1) Method A evaporative plate method, (2) Method B static plate method (3) Heat absorption and heat release test of phase change substance;GjiTextile Testing Instruments, Testing Equipment Manufacturer

2. The size of the central test plate: length 200mm x width 200mm, thickness about 3mm. The test plate is microporous and porous made of special stainless steel. steel material powder metallurgy plate, ly simulated skin sweating effect. In an environment of 20 deg; C, the light beam with a wavelength range of 8um to 14um is irradiated vertically on the surface of the test board and reflected into a hemisphere, and the emissivity of the surface of the test board is measured to be higher than 0, 4;GjiTextile Testing Instruments, Testing Equipment Manufacturer

3. Testable sample size: greater than 350mm times; 350mm;GjiTextile Testing Instruments, Testing Equipment Manufacturer

4. It has a one-key preheating function, which greatly reduces the testing time and testing efficiency.GjiTextile Testing Instruments, Testing Equipment Manufacturer

5. Sample thickness range: 0~70mm (high-precision motor-driven lifting system, quickly matched to the test of different thickness samples);GjiTextile Testing Instruments, Testing Equipment Manufacturer

6. Test plate temperature adjustment range: 20~50℃, Temperature control accuracy: plusmn;0.1℃, resolution: 0.01℃;GjiTextile Testing Instruments, Testing Equipment Manufacturer

7. Thermal resistance (Rct):GjiTextile Testing Instruments, Testing Equipment Manufacturer

(1) Test range: 0 ~ 2,000 m2 K/ W;GjiTextile Testing Instruments, Testing Equipment Manufacturer

(2) Resolution: 0.00001m2 K/;GjiTextile Testing Instruments, Testing Equipment Manufacturer

(3) Repeatability errorle;plusmn;2.5%;GjiTextile Testing Instruments, Testing Equipment Manufacturer

8 Humidity resistance (Ret):GjiTextile Testing Instruments, Testing Equipment Manufacturer

(1) Test range: 0~1000m2 Pa/W;GjiTextile Testing Instruments, Testing Equipment Manufacturer

(2) Resolution: 0.01m2Pa/W

(3) Repeatability errorle;plusmn;2.5%;GjiTextile Testing Instruments, Testing Equipment Manufacturer

9. Airflow rate: 0.5, 1.0 , 1.5 m/s optional, plusmn;0.05 m/s adjustable;GjiTextile Testing Instruments, Testing Equipment Manufacturer

GjiTextile Testing Instruments, Testing Equipment Manufacturer

10. Microclimate chamber requirements:GjiTextile Testing Instruments, Testing Equipment Manufacturer

10.1 20℃plusmn;0.1℃ resolution: 0.01 ℃, 65%plusmn;2% resolution: 0.01% (thermal resistance);GjiTextile Testing Instruments, Testing Equipment Manufacturer

10 .2 35 ℃ plusmn; 0.1 ℃ resolution: 0.01 ℃, 40% plusmn; 2% resolution: 0.01 % (moisture resistance);GjiTextile Testing Instruments, Testing Equipment Manufacturer

11. High-precision water level automatic refill system, the error is less than 1mm;GjiTextile Testing Instruments, Testing Equipment Manufacturer

12. Various properties of the sample can be directly measured and calculated (thermal resistance, moisture resistance, moisture permeability, moisture permeability index, heat retention, heat transfer coefficient, Cro value) without manual calculation.GjiTextile Testing Instruments, Testing Equipment Manufacturer