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Home > Test service > Textiles & Footwear, Bags > Textile Testing in Europe and America

British Writing Instruments - BS7272

BS7272 mainly tests the ventilation volume of pens, focusing on two parts: the pen cap and the pen tail. The part exposed outside the 16 - mm - diameter test ring should be no shorter than 5 mm. Under a pressure difference of 1.33 KPA, there should be a ventilation volume of at least 81 L/min in both directions.

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