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Silica Gel Blue

Standard Component
Indicating type silica gel (silica gel blue) is impregnated with humidity indicator which changes colour from blue to pink as the silica gel crystals become saturated with moisture. Once the silica gel turns pink it cannot adsorb any more moisture. It needs to be replaced or regenerated.
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Key Specifications

Parameters

Values

Physical Properties

 

Shape

Spherical Beads

Colour

Blue

Size in mm

2–4, 3–5, 5–8

Bulk Density Kg/m3

700–850

Pore Volume cc/gm

0.25-0.40

Attrition Loss %

Less than 0.2

Adsorption Capacity @ 25° C %
40 % RH
60% RH
80% RH

 

16-18
23-30
36-38

Crushing Strength N

80-150

Loss On Drying %

less than 3

Chemical Properties

SiO2 Min %

97

Cobalt as Cobalt Chloride %

Max 0.5

Chloride as Nacl %

Max 0.4

Description
Specifications
Shipping & Returns

Silica Gel Blue is a synthetic, amorphous form of silicon dioxide containing an indicator, cobalt chloride, which changes color in response to moisture levels. When in its packed condition and free from moisture, the beads appear dark blue. However, once the silica gel blue absorbs moisture and becomes saturated, it turns pink, indicating that it needs to be replaced with fresh material or regenerated. This self-indicating desiccant is semi-transparent and available in both bead and crystal forms.

Up to 40% of the granular gel's weight can be absorbed by water vapor. The hue of the crystals shifts from blue to pale pink as it reaches about 8% of its weight in water. The beads gradually turn a pale pink color as they absorb moisture. The main function of this blue silica gel is as a moisture absorption indication in sealed containers, especially in industrial settings where it is supplied in bulk or tiny sachets. The blue crystals are delivered in large quantities and are mostly utilized in breather transformer applications. For silica gel breathers, Sorbchem India is a dependable manufacturer and supplier of premium blue silica gel beads and crystals that guarantee good outcomes and long-term use.

There are numerous uses for the adaptable desiccant silica gel blue. It is utilized in the transformer industry to track moisture levels, in the drying of seeds and flowers to maintain product quality, in the production of desiccant pouches to guarantee the desiccants' efficacy, and in the automotive and power industries as a desiccant to stop moisture accumulation.

Parameters

Values

Physical Properties

 

Shape

Spherical Beads

Colour

Blue

Size in mm

2–4, 3–5, 5–8

Bulk Density Kg/m3

700–850

Pore Volume cc/gm

0.25-0.40

Attrition Loss %

Less than 0.2

Adsorption Capacity @ 25° C %
40 % RH
60% RH
80% RH

 

16-18
23-30
36-38

Crushing Strength N

80-150

Loss On Drying %

less than 3

Chemical Properties

SiO2 Min %

97

Cobalt as Cobalt Chloride %

Max 0.5

Chloride as Nacl %

Max 0.4

Shipping Information

We offer worldwide shipping. Delivery times vary based on location:

  • Domestic: 3-5 business days
  • International: 7-14 business days
  • Express shipping available

Return Policy

We offer a 30-day return policy for unused products in original packaging. Contact our support team for return authorization.

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