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Spray Rating Tester UI-TX30

  • Unuo Instruments
  • 18 months warranty
  • AATCC 22, EN 24920,
  • M&S P23, ISO 4920


Spray Rating Tester – Water Repellent Tester is suitable for textile fabric water repellency test. It is especially suitable for measuring the water-repelent efficacy of finishes applied to fabric.

1. Unuo Spray Rating Tester Features

  1. Mainly made of stainless steel
  2. 100% match standards
  3. Easy operation

2. Water Repellent Tester Principle

Spray a prescribed volume of distilled or completely deionized water on a sheet that has been installed on the test ring and placed at a 45 ° angle so that the center of the segment is a specified distance (150 mm) below the nozzle. The spray rating was evaluated by comparing the appearance of a sample with a standard photo.

3. Spray Rating Tester Specification

Model UI-TX30
Nozzle 19 holes (0.86 ± 0.05) mm uniformly distributed
Water flow rate Spray 250ml of water in 25 ~ 30s
Sample clamp Diameter (155±5)mm
Distance between nozzle bottom and sample (150±2)mm
Sample placement angle 45°
Standards AATCC 22, EN 24920, M&S P23, ISO 4920

Additional information

1. Know More

Shoe Heat Resistance Tester is to test shoe outsole and upper hot contact resistance ability especially for safety shoe. Heat Resistance Test Method includes ISO 20344, SATRA TM49, EN 344 and etc.

What Is Fabric Pills

As described in ISO 12945-1, “pills are formed when fibres on a fabric surface “tease out” and become entangled during wear”. The level of pilling is determined by the rate of a) fibre entanglement leading to pill formation; b) development of more surface fibre; c) fibre and pill wear-off. The rate of these process depend on the fibre, yarn and fabric properties.

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