Foshan Weller Moisture Proof Technology Co., Ltd. is one of the most experienced manufacturers and suppliers of silica gel for phone in China. If you're going to wholesale high quality silica gel for phone, welcome to get free sample and discount information from our factory. We also accept customized orders.
China Silica Gel For Phone manufacturers and suppliers since 2009, with our own factory. Accept wholesale, OEM, ODM orders. Provide custom solutions.


Our silica gel for phone can quickly absorb surrounding moisture, prevent mobile phone malfunctions due to moisture, and extend its service life. This desiccant product is suitable for both personal and home use, as well as commercial and industrial applications.
Personal and Home Use
If you are a supermarket, store, or company that sells this silica gel for phone. We can provide OEM services to help you improve your brand image. This desiccant can be used in the following situations:
1. After the phone accidentally falls into water, or it is exposed to rain and snow
2. Long-term use in the bathroom, coastal areas, or during the rainy season
3. Long-term idle spare phones
4. Phones used for sports or outdoors
Commercial and Industrial Applications
As a professional silica gel desiccant manufacturer and supplier, we are able to provide the most effective moisture-proof and moisture-absorbing solutions for manufacturers who produce and sell mobile phones. Our silica gel for phone can be applied to the following scenarios
1. Mobile Phone Production and Assembly Stage
(1) PCB Board and Electronic Component Storage: used for mobile phone motherboards, camera modules and other precision electronic components
(2) Moisture-Proof Task in the Assembly Workshop: high humidity environment may cause metal contacts to rust or screen bonding glue to fail. You can place desiccant in the packaging area to reduce the defect rate.
2. Packaging and Transportation Process
(1) Moisture-Proof Packaging: Before the mobile phone leaves the factory, put the silica gel desiccant in the packaging box.
(2) International Long-Distance Transportation: used in containers for transporting mobile phones (especially in areas with large temperature differences, such as from tropical ports to cold areas).
3. Warehousing and Retail Links
(1) Mildew prevention for long-term inventory
(2) Mobile phone protection in shopping mall display cabinets
4. After-Sales and Repair Services
(1) Emergency treatment of water-damaged mobile phones
(2) Second-hand or refurbished mobile phones which need to be thoroughly dehumidified before repackaging
Recommended Silica Gel Types
There are different types of silica gel for phone. Here is our recommendation.
|
Application Scenario |
Recommended Silica Gel Type |
Specifications |
Usage Method |
|
Phone Production & Assembly |
High-purity dust-free silica gel beads |
20-40 mesh (0.4-0.8mm) fine particles |
Placed in component dry cabinets |
|
Assembly Workshop Protection |
Hanging silica gel desiccant bags |
50-100g/bag with hook design |
Hang 1-2 bags per 10m² near production lines |
|
Finished Product Packaging |
Non-woven cobalt-free silica gel packets |
1-3g/packet, ≤1mm thickness |
1 packet per phone package |
|
International Shipping |
Container-grade silica gel desiccant |
500g-1kg/bag with hanging holes |
300g per m³ of container space |
|
Long-Term Storage |
Renewable color-changing silica gel |
5kg packs with humidity indicator |
2-3 packs per pallet |
|
Display Unit Protection |
Ultra-thin silica gel sheets |
0.5mm thickness, adhesive-backed |
Attach to back of display units |
|
Water-Damaged Phone Treatment |
Rapid-absorption silica gel drying box |
500g/box with humidity indicator |
Seal phone with box for 24 hours |
|
Refurbished Phone Storage |
Renewable electronic-grade silica gel |
10kg reusable packs |
Store in sealed dry cabinets |
Additional Notes
1. All recommended silica gel for phone are cobalt-free and environmentally friendly formulas that meet the standards of the electronics industry.
2. Our packaging materials have passed the anti-static test. These materials avoid affecting electronic components.
3. Our special desiccant for sea transportation has high moisture absorption performance under 40℃/90%RH conditions.
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About Us
Foshan Weller Moisture-Proof Technology Co., Ltd. was established in 2009. We are a professional manufacturer and supplier in China, with an factory of over 8,000 square meters.
|
Product Range |
moisture-proof, mildew-proof, odor-proof and rust-proof products. |
|
Applications |
designed for residential, commercial and industrial use. used for product packaging, transportation, and warehousing in different industries. |
|
Service |
Accept wholesale, OEM, ODM orders; Provide custom solutions. |
|
Certifications |
SGS, RoHS, REACH, FDA, DMF; SIMT,MIL-D-3464E, DIN55473, ISO9001, ISO14001, BSCI. |
Product Details and Summary
|
Product Type |
silica gel desiccant (moisture absorbing material) |
|
Classification |
1. non-indicating silica gel 2. indicating silica gel (1) blue indicating silica gel (blue to pink; containing cobalt chloride) (2) orange indicating silica gel (orange to green; cobalt free and environmentally friendly) |
|
Indicator Function |
You can choose silica gel with color indication function, to achieve a more convenient reminder function. |
|
Main Components |
silicon dioxide (SiO₂); Content ≥ 98% |
|
Appearance |
granular, spherical, powdered, beads crystals, sand, etc. |
|
Colors |
transparent, translucent, white, blue, or orange |
|
Particle Size |
1-3mm, 2-4mm, 3-5mm; or custom sizes |
|
Bulk Density |
approximately 700-800 kg/m³ |
|
Surface Area |
700-800 m²/g |
|
Pore Volume |
0.4-0.8 cm³/g |
|
Applicable Humidity Level |
20%-90% RH |
|
Operating Temperature Range |
-40 ℃ to 200 ℃ (long-term stability) |
|
Maximum Moisture Absorption Rate |
30%-40% of its own weight |
|
Physical Properties |
stable internal structure. no expansion or liquefaction. not easily crushed. dust-free. |
|
pH |
4-8 |
|
Chemical Properties |
chemically inert; It will not chemically react with the inside products. |
|
Human-Friendly Feature |
odorless and non-toxic. It meets food grade standards. |
|
Environmentally Friendly Feature |
using packaging paper and materials that are biodegradable within two years. It can be discarded for use as fertilizer. |
|
Regeneration Temperature |
80℃-150 ℃ ( It can be reused after heating for 2-4 hours.) |
|
Packaging Material |
breathable material with strong sealing properties. You can customize packaging materials according to your needs. |
|
Printing |
You can custom printed text, pictures, logo for better brand images. |
|
Packaging Capacity |
1g, 2g, 5g, 10g, 50g, 100g, 500g, 1000g; or custom capacity |
|
Storage |
It should be tightly sealed and stored in a cool, dry place; away from direct sunlight and chemical pollution. |
| Certifications | SGS, RoHS, REACH, FDA, DMF; SIMT,MIL-D-3464E, DIN55473, ISO9001, ISO14001, BSCI. |

