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Distinguishing the quality of black-and-white adhesive glue in color-coded steel composite panels

点击次数:  更新时间:18/06/30 10:28:06 来源:www.qmygw.com关闭
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Black and white glue, belonging to a kind of light-shielding tape, is mainly used for optical display devices to play the role of adhesion and shading, made of PET, coated on both sides.
Color steel composite board glue black and white glue has the advantages of moisture resistance, UV resistance and good shading effect, and the viscosity is moderate. No residual glue is left after tearing off. P65BW and X653-2 black and white glue are widely used in notebook computers. Mobile phones. PDA. Such as the display component backlight frame fixed and shading effect, mainly used for color screen mobile phone backlight, GPS backlight and other electronic display manufacturing industry.

Color steel composite board glue
So how to distinguish the quality of the color steel composite board glue black and white glue?
1: Look at the glue body color, the color is clear and transparent is a good rock wool composite board glue, the turbidity is slightly worse.
2: smell smell, normal glue has a faint odor, but not red nose, a lot of glue in order to reduce the cost of more solvent, solvent odor more pungent.
3: to determine the method for the black glue of the composite board glue, place the black glue in the disposable paper cup, half a cup can be, open one day in the shade, the glue with good anti-skinning performance will not change, only slightly change Thick, poor glue will dry, or even solidify.

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