Blue Silica Gel
Blue silica gel includes blue indicating silica gel, color-changing silica gel and blue silica gel. It can be divided into spherical and crystal shapes. Meanwhile, it has a property of turning pink from blue after absorption.
Product Description
Blue silica gel includes blue indicating silica gel, color-changing silica gel and blue silica gel. It can be divided into spherical and crystal shapes. Meanwhile, it has a property of turning pink from blue after absorption.
Use: Absorb moisture; rust proofing and indicate ambient humidity directly.
Desiccant silica gel used for packaging: in precise instruments, leather, shoes, clothing, food, medicine and household appliances, etc.
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Size |
1-3mm / 2-4mm / 2-5mm / 3-5mm |
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Color |
Blue |
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Qualified ratio of size, %≥ |
90 |
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Bulk density, g/l |
750-850 |
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Qualified ratio of spherial granules , %≥ |
90 |
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Loss on heating, %≤ |
1.5 or 2 |
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Adsorption capacity （25℃） |
RH=20%, %≥ |
8 |
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RH=35%, %≥ |
13 |
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RH=50%, %≥ |
20 |
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Color Changeing |
RH=20% ≥ |
Blue or Light Blue |
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RH=35% ≥ |
Purple or Purple Red |
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RH=50% ≥ |
Pink |
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