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Home > Products > Windows > H-K9L(N-BK7) Windows
BK7 Windows with Hole
Yutai Optics can process perforated BK7(K9) windows with the number of holes ranging from one to many, the hole diameter can be as small as 1mm, and the shape of the holes can be round, square, and can be processed according to the drawing.
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BK7与K9的化学稳定性 Chemical stability of BK7 and K9 |
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特性 Characteristic |
BK7 | K9 |
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耐水性 Water Resistance |
良好 Good |
良好 Good |
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耐酸性 Acid Resistance |
一般（弱酸耐受） General (weak acid resistance) |
一般（弱酸耐受） General (weak acid resistance) |
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耐碱性 Alkali Resistance |
较差 Poor |
较差 Poor |
Why are there holes in some windows?
The window with holes is mainly for easy assembly and positioning.
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