Introduction
This product is spherical or irregular particles. it appears purple red and orange red with moisture, its main composition is silicon dioxide, and color changes with different humidity, in addition to the performance of blue gel, it also has no cobalt chloride, and is non-toxic, harmless.
Application
This product is mainly used for drying, indicating the degree of drying or humidity, widely used in precision instruments, medicine, petrochemical industry, food, clothing, leather, household appliances and other industrial gases. It can be mixed with white silica gel desiccants and molecular sieve, acting as an indicator.
Usage
This product can be used alone or mixed with other silica gel. The color changes after absorbing moisture, and heating can make it return to the original color, so that it can be reused. The heating temperature should be 100-120℃.
Technical Specifications
ltems | Specifications | ||
Adsorption capacity % | RH=20% | ≥ | 9.0 |
RH=50% | ≥ | 22.0 | |
Qualified ratio of particle size | %≥ | %≥ | 90.0 |
Heating loss | %≤ |
| 2.0 |
Color change | RH=20% | ≥ | Red |
RH=35% | ≥ | Orange-red | |
RH=50% | ≥ | Orange-yellow | |
Primary color | Purple-red | ||
Size:0.5-1.5mm,0.5-2mm, 1-2mm,1-3mm, 2-4mm, 2-5mm, 3-5mm, 3-6mm, 4-6mm, 4-8mm.
Packaging:Bags of 15kg, 20kg, 25kg, 500kg or 800kg; lron barrel or cardboard barrel of 25kg.
Notes:The moisture, packing and size can be customized.
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Purple Red Silica Gel
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