Shenzhen Chunwang New Materials Co., Ltd. is one of the most reliable manufacturers and suppliers of 2-4mm orange indicating silica gel beads in China. With abundant experience, we warmly welcome you to buy cheap 2-4mm orange indicating silica gel beads made in China here from our factory. Contact us for more details.
2-4mm Orange Indicating Silica gel beads
Premium Quality: Orange silica gel desiccant is compact, rugged, easy to carry and store.Premium Quality Silica Gel Desiccant Beads.Net weight for each pack is about 1g, Beads size 2-4mm.
Indicating: Beads will turn from Orange(Active) to Dark Green(Saturated) after absorbing 50-60% moisture.Still almost half more capacity left to absorb moisture even after color change.You can reuse your used silica gel with Microwave. Heat in microwave just 5 minutes (Medium / low power), Color will slowly change back to Orange after reactivation.
Main Ingredient
Ingredient | (%)Content | Ingredient | (%)Content |
SiO2 | 99.6 | Na2O | 0.17 |
Fe2O3 | 0.02 | MgO | 0.01 |
CaO | 0.04 | Al2O3 | 0.16 |
Performance parameters
Qualified Size | ＞86% |
Bulk Density | ＞750g/L |
（T=25℃，RH＝80%） Moisture Absorption | ≥30% |
Moisture Content | ≤5% |
PH | 4-7 |
Dosage Reference | 1.67G-2G/L |
Product Standard
Item | Index | Inspection Method | |
Dimensional Deviation | Size | Ruler & Gauge meter | |
Moisture Content(Loss on drying) | <3% | Weight Method(Thermostatic drier box | |
Moisture Adsorption | RH=20% | >10% | Weight Method(Temperature and humidity chamber) |
RH=50% | >22% | ||
RH=80% | >32% | ||
Q: What's silica gel canister?
Silica gel desiccant canisters are small cylindrical containers filled with white type A silica gel beads that can be inserted at high rates of speed into pharmaceutical bottles and have become the gold standard of pharmaceutical desiccants.
Their special design allows them to be used in standard insertion equipment and continuously fed into pharmaceutical packaging lines. It has become more and more popular in the pharmaceutical packaging industry.
Q: Why use silica gel canister?
A: Moisture and oxygen can affect the chemical or physical stability of many pharmaceutical or nutraceutical products. So, the desiccant canister is used for absorbing the moisture in the sealed environment to ensure the quality of products and extend their shelf life.
Q: How can you ensure the quality.
A: We source the excellent Type A silica gel beads as our raw material, making it has good performance in absorbing moisture. All of our products are under supervised by our QC department, avoiding inferior products to enter the market.
Q: Is it safe for food or pharmaceutical packaging?
A: Silica gel is the only material that can contact with the food and pharmaceuticals directly by FDA approval.
Besides, our food or pharmaceutical silica gel desiccant are made of excellent type A silica gel beads, produced in 100000 class clean room, refined by ultraviolet sterilization.
Q: Can I customize my own logo? Do you offer OEM service?
A: Of course you can, we'd be very delighted to be your partner.
Q: Can we visit the factory?
A: That's welcome, it will be our honor to have such a sincere guest.
Q: How do you ensure the delivery time?
A: We have build dozens of product lines, enough qualified workers, and if necessary, we can offer work shifts. At the same time, we have many logistic partners, who can deliver our products to you all over the world in time.
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