| 摘要 |
PROBLEM TO BE SOLVED: To obtain a foam release tester which simplifies post treatments by minimizing an amount foaming at each testing. SOLUTION: The tester comprises orifice heads 1 each of which has an orifice for determining flow rates to keep air from being sucked. The orifice heads are connected replacing all foam heads but a head 4 left to be subjected to the foam release testing while a vinyl tube 5 is connected as required to perform the foam release testing.
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