【Scope of application】

It is used to test the performance of various fabrics to prevent velvet or feathers from leaking through the seams.

【Related standards】

Applicable standard: GB/T14272 new standard method A replaces GB/T14272-2011

【technical parameter】    

Internal dimensions of the revolving box: 600mm × 600mm × 600mm

Rotating speed of revolving box: 42 ± 1r/min

Homogeneous nitrile rubber ball size: upper circle×lower circle×height: (31±2)mm×(37±2)mm×(22±2)mm

Rubber ball quality: (23.75±1) g

Rubber ball hardness: Shore hardness (55±5)A

Number of rubber balls: 24

Power supply: AC 220V ± 10 50Hz