배경화면 330 재료(유리)에 코팅을 드로우다운

배경화면 330 재료(유리)에 코팅을 드로우다운

노트: According to GB/T 1762 설계, the film after drying under the influence of certain humidity and temperature will occur backsticking phenomenon, in a certain temperature and humidity conditions, through a certain weight action on a certain area of the film to determine the extent of the film back sticking, expressed as “grade”.

배경화면 330 재료(유리)에 코팅을 드로우다운

주요 기술 매개 변수:

Measuring device: a total of three, each weight 500g, the bottom area of 1cm2 smooth and smooth

Constant temperature and humidity box (self-provided)

Four-fold magnifying glass neutral quantitative filter paper (own)