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- Site：Home > Textile Instruments > Color Fastness Instruments > Spray Rating Tester SL-F13
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Spray Rating Tester
To determine the surface wetting resistance of fabrics. Comprising a metal framework allowing distilled water to be sprayed through a nozzle onto a test specimen at 45° and 150mm below the nozzle. The appearance of the specimen is compared against an optional photographic scale.
Parameters:
a) Glass funnel: φ150 × 150mm (volume approximately 500 ml)
TECHNICAL DATA
SIZE OF SAMPLE
230 MM DIAMETER
ANGLE OF SAMPLE
45°
DISTANCE BETWEEN CENTRE OF SAMPLE TO THE SPRAY NOZZLE
150 MM
RELATED STANDARD
AS PER IS: 390
The Spray Test is a simple method to determine the resistance of any fabric, which may or may nothave been given a water-resistant or water-repellent finish, to surface wetting by water.
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