TESTEX – Spray Rating Tester TF160

Specifications

• Nozzle 19 holes of Dia 0.86mm
• Angle of holder 45°
• Holder 150mm, 150mm below the nozzle
• Measuring Cup 250ml

Weight

Dimensions

Standards

Test procedure

• As AATCC 22 required, we put the test piece to the humidifying treatment more than 4 hours, which under the environment of standard temperature of21±1℃and relative humility of 65±2℃.
• After the humidifying treatment, the test piece clamped by the holder on the support at a 45°, and we pure 50ml water into the funnel rapidly steadily in order to keep drenching constantly. When the water is used up, we can observe the test piece.
• According to description of spray rating to assess its grade of wet but without the intergrade.

Spray rating

• ISO 0 =  AATCC 0: complete wetting of the entire face of the sample.
• ISO 1 = AATCC 50: complete wetting of the entire sample face beyond the spray points.
• ISO 2 = AATCC 70: partial wetting of the sample face beyond the spray points.
• ISO 3 = AATCC 80: wetting of specimen face at spray points.
• ISO 4 = AATCC 90: slight random sticking or wetting of the specimen face.
• ISO 5 = AATCC 100: no sticking or wetting of the specimen.

Test result

The test result should include the following message:

1. The illustration of the test procedure according to the standard.
2. Atmospheric conditions.
3. Water temperature.
4. Spray rating of each test piece.
5. Experimental date.