blue silica gel
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Focus Air Desiccants
Blue Silica Gel
Moisture Control • Visual Indication • Reusable Solution
Blue silica gel is a highly effective desiccant designed to absorb moisture from the air. It features a unique indicating property where the colour changes from blue to pink or purple as it becomes saturated, allowing easy visual monitoring of its performance and indicating when regeneration is required.
With high absorption capacity, reusability, and safe application, blue silica gel is widely used to protect products from moisture damage. It helps prevent rust, corrosion, and mold, extends shelf life, and provides an efficient, cost-effective, and sustainable solution for humidity control.
Focus Air Desiccants
Specifications & Features
- Desiccant Property: Acts as a desiccant by absorbing moisture from the surrounding air.
- Indicating Colour Change: Starts blue when dry and changes to pink or purple when saturated, indicating the need for regeneration or replacement.
- High Moisture Absorption: Can absorb a significant amount of moisture, often 35–40% of its weight, making it highly effective.
- Non-Toxic & Safe: Blue silica gel is generally non-toxic, although earlier versions contained cobalt chloride. Newer variants are often cobalt-free.
- Reusability: Can be regenerated by heating at 100–120°C to restore moisture-absorbing capacity.
- Chemical Inertness: Does not react with most substances, making it suitable for sensitive applications.
Benefits
- Product Protection: Prevents moisture damage such as rust, corrosion, and mold growth.
- Extended Shelf Life: Maintains product quality by controlling humidity.
- Visual Monitoring: Colour change helps easily identify saturation level.
- Cost-Effectiveness: Reusable nature makes it economical for long-term use.
- Environmental Sustainability: Reduces waste through multiple reuse cycles.
How They Are Related
The specifications of blue silica gel, such as high moisture absorption and colour-changing ability, directly create its benefits. High absorption protects products from humidity, while the colour change allows easy monitoring and timely regeneration. Reusability further enhances cost-effectiveness and sustainability, making it a reliable moisture control solution.
Available Sizes
- Granules: 3mm to 6mm, 9mm to 12mm
- Beads: 2mm to 4mm
- Customization: Available based on order quantity (MOQ – 1 TON)
