Spray Rating Tester UI-TX30
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
- Mainly made of stainless steel
- 100% match standards
- 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
|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|