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Question:

What is the viscous unit of a protective membrane? What is its physical meaning?

What is the viscous unit of a protective membrane? What is its physical meaning?

Answer:

1g/cm=1g/10mm=2.5g/25mmSo 1g/25mm=1g/2.5cm=0.4g/cmPulling tension of 25mm wide spline is 1N
Then convert to N/25mm is 0.4N/25mmThe test strip has a width of 25mm, and the force to peel it off the test board with a peel angle of 180 degrees is 0.4NN (Newton), G (g)
Usually expressed in g/25mm or N/25mmG/25mm=0.01N/25mmFor example, the peel strength of a protective film is 40g/25mm,

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