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Charcteristics::::::
Shape:glass-like pellets or lumps. Color:blue or light blue.
Including blue gel indicator,chromotropic silica gel and blue silica gel.
Turning from blue to red after absorbing moistures.
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,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 gel
indicator

Disoloring
Silica gel

无钴变色蓝胶

Typical values

Adsorption
Capacity,%

RH=20% ≧

8.0

---

---

8.5

RH=35% ≧

13.0

---

---

13.6

RH=50% ≧

20.0

20.0

20.0

22.5

RH=90% ≧

---

---

28.0

31.4

Rattler loss,%≦

10.0

10.0

10.0

0.5

Qualified size ratio,%≧

96

90

90

97

Loss on heating, %≦

5.0

5.0

5.0

0.9

Colour

RH=20%

Blue or light blue

---

---

Qualified

RH=35%

Purple or purplish red

---

---

Qualified

RH=50%

Light red

Lightred light

*

Qualified

SIZE:1-3mm、2-5mm、4-8mm.
Packing:25kg per compound bag or170kgper durm.
Notes:Packing and size mat be customized per your specific requirements.

 
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