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RH-7156 Marking durability test device
The device complies with IEC60884-1:2012 clause 8.8 Durability .
The device is composed of test frame, test piston (including rubber friction head), weight, cotton medical gauze, medical absorbent cotton, etc.
The test stroke is greater than 20mm.
Hardness of rubber friction head: Shore A 47 ± 5
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