Product Description
【Character】Blue silica gel includes blue indicating silica gel、color-changing silica gel and blue silica gel. Blue silica gel is blue or light blue glassy in substance.According particle shape, it has two categories: spherical blue silica gel and lumpy blue silica gel. Meanwhile, it has a property of turning pink from blue after absorption.
【Use】1.Mainly used for absorbing moisture, anti-rusting of instruments, gauges and equipment in the enclosed conditions. After absorbing moisture, it turns from blue to red, visually indicating the relative humidity of the given environments.
2.When being used with ordinary silica gel or drier, it indicates to which extent the drier absorbs the moisture and judges the relative humidity of a given environment.
3. As a silica gel drier, it is widely used as silica gel drier for the packing of precision instruments, leathers, shoes, clothes, foodstuffs, medicines and household electric appliances, etc.
【Technical Data】
|
Item
|
Blue Silica Gel
|
Typical values
|
|
|
RH=20%
|
8.0min
|
8min
|
|
Adsorption
|
RH=35%
|
13.0min
|
13min
|
|
capacity %
|
RH=50%
|
20.0min
|
22min
|
|
|
RH=90%
|
28.0min
|
32min
|
|
Rattler loss%
|
10.0max
|
1max
|
|
Qualified size ratio %
|
96min
|
95min
|
|
Loss on heating %
|
5.0max
|
2max
|
|
Color
|
RH=20%
|
blue or light blue
|
eligibility
|
|
RH=35%
|
purple or purplish red
|
eligibility
|
|
RH=90%
|
light red
|
eligibility
|
【Size】1-3mm、2-4mm、3-5mm、4-8mm
【Package】25kg OPP bag,25kg compound bag,500kg/800kg contain bag.
【Note】The packing and size can be adjusted according to customer’s different requirements.
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