15921758826
Shanghai Weitao automation equipment Co., Ltd
Contact person: Mr. Lu
Tel: 15921758826
Address: 2312 Weiqing East Road, Shanyang Town, Jinshan District, Shanghai
Spray quantitative tester is used to measure the wettability of fabric surface.
It includes a metal frame that allows distilled water to be sprayed through a nozzle to the sample at 45° and 150 mm below the nozzle.
Compare the appearance of the specimen with an optional photographic scale.
Tester fit
ISO 4920, AATCC 22, M&S P23.
Determination of Surface Moisture Resistance of Textile Fabrics by Water Staining Test
AATCC 22-10
ISO 4920-12/ GB/T 4745-12
M&S P23
NEXT 23
1. The security
This section describes the safety signs throughout this manual.
Read and understand all warnings and warnings before using the spray level tester.
Danger!
Indicating that an instruction is ignored may cause the operator to be at risk.
2. Specification
physical
Length :26 cm
Width :26 cm
Height :55 cm
Steel structure:
Done: Spray paint
Ship weight :5 kg
3. The installation
3.1 set up
After turning on the spray level tester, place the tester on a smooth surface in a room with stable temperature and humidity.
operation
5.1 Calibrate the device, test and measure the time required for 250 ml distilled water 27±1℃(80±2) funnel empty funnel.
5.2 Fix the sample securely in a ring with a diameter of 152.4mm (6.0 in) to expose the surface of the fabric sample to water mist.
The surface of the sample should be smooth without wrinkles.
5.3 Place the hula hoop on the test bench above the fabric ZUI so that the center of the spray pattern coincides with the center of the hula hoop.
5.3.1 In the case of cambric, gabardine, corduroy, or similar fabrics, place the rings on the shelf in the direction of the fabric in line with the direction of the final zUI product.
5.4 Pour 250 ml of distilled water into the tester's funnel at 27±1℃(80±2), allowing it to be sprayed onto the 25-30's sample.
5.4.1 When filling distilled water, avoid contacting the funnel with graduated cylinder.
The funnel movement will change the spray distribution on the sample.
5.5 hoops, bottom edge, using opposite edges firmly against a solid object with fabric facing the object, then rotate 180° hoops again before the point is held.
5.6 Repeat 5.2 to 5.5 for all three samples.
Evaluation of 5.
6.1 Immediately after clicking, compare the water or spot pattern with the rating table.
The surface of the sample is rated, which corresponds to the level near zUI in the rating chart.
6.2 Intermediate ratings can be used for ratings of 50 or higher (95, 85, 75, 60).
(See Figure 1 and Table 1)
6.3 In grading loose fabrics or porous fabrics such as voile, no channel for water to pass through the opening of the fabric shall be considered.
FIG. 1 Grading diagram of spray test
Grade the corresponding photography
100(ISO 5) No adhesion or moisture on the upper surface
90(ISO) Slight random adhesion or wetting of surfaces
Wetting of surface at spray point 80(ISO)
70(ISO) Local wetting of upper surface
50(ISO 1) The entire upper surface is completely wet
Table 1 Spray test grading table
Founded in 2011, Shanghai Huitao is a team of experienced engineers and emerging design experts. The company focuses on R & D, design and production of high quality laboratory instruments for textile testing. Headquartered in Shanghai, the company provides high-quality testing instruments and high-quality professional services for companies, academic research institutions and testing institutions of various countries.
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