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Nano Calcium Carbonate for Silicone Glue – Quality Product from China Suppliers & Factory
Product Description
Easy Application & Superior Workability
USEEN's nano calcium carbonate, thanks to its unique surface treatment process, exhibits excellent dispersibility and processing compatibility in silicone sealant systems, quickly forming a uniform and stable colloidal system. Its precisely controlled thixotropic properties and superior fluidity allow the product to meet the construction requirements of both vertical anti-sagging and horizontal filling, significantly improving operational efficiency and molding quality.
Precise & Flexible Performance Reinforcement
USEEN's nano calcium carbonate, through the dense interfacial interaction between nanoparticles and polymers, significantly enhances the tensile strength, elongation at break, and tear resistance of silicone sealants, achieving synergistic reinforcement of high strength and high elasticity. Its elastic modulus can be flexibly adjusted, making it widely applicable to various systems such as single/two-component silicone sealants and polyurethane adhesives, helping customers precisely develop highly customized products with different requirements.
Durable, Stable & Cost-Effective
USEEN's nano calcium carbonate forms a dense and stable reinforcing network within the sealant, effectively blocking the penetration of moisture and chemical media, significantly improving weather resistance, aging resistance, and long-term performance retention. While ensuring excellent mechanical and durability performance, it also reduces customer costs.
Specification
| ITEM | UNIT | INDEX |
| Particle Shape | - | Cube |
| CaCO3 | % | Min. 95 |
| Average Particle | nm | 100 |
| BET | m²/g | 16±2 |
| Oil Absorption | g/100g | 22±2 |
| Whiteness | % | Min. 95 |
| Moisture | % | Max. 0.5 |
| The Bulk Density | g/cm³ | 0.4-0.6 |
| Surface Treatment | - | Fatty Acid |
Useen Advantages
Price Advantage
Factory direct supply, with absolute price advantage, always providing customers with the most competitive and best prices.
Professional R&D Center
The professional R&D team can accurately understand customer needs, and conduct targeted optimization and flexible adjustments of various product parameters to meet customer needs.
OEM Service
Flexibly customize product specifications, packaging, etc. to avoid paying for unnecessary features and achieve cost optimization.
Top Quality
We have our own large-scale mining resources, select the industry's top raw materials, and strictly control quality from the source to ensure the excellent quality and stability of each product.
Environmentally Materials
The company has an independent supporting green mine raw material production base, forming an economic industrial chain integrating environmental friendly materials and nano material deep processing.
Complete After-Sales Service
Provide professional and timely after-sales service system, quickly respond to customer needs, ensure worry-free use, and win long-term trust and satisfaction from users.
Frequently Asked Questions
What is nano calcium carbonate used for in silicone sealants?
Nano calcium carbonate is used as a functional filler in silicone sealants to enhance tensile strength, elongation at break, tear resistance, and overall workability. It also improves weather resistance and aging resistance, extending the service life of the sealant.
What is the average particle size of USEEN's nano calcium carbonate for silicone sealants?
USEEN's nano calcium carbonate for silicone sealants has an average particle size of 100 nm with a cubic particle shape, ensuring excellent dispersion and uniform performance throughout the sealant system.
Is USEEN's nano calcium carbonate compatible with both single and two-component silicone systems?
Yes, USEEN's nano calcium carbonate is compatible with a wide range of adhesive systems, including single-component silicone sealants, two-component silicone sealants, and polyurethane adhesives, offering flexible elastic modulus adjustment to suit various formulation needs.
What surface treatment is applied to USEEN's nano calcium carbonate?
USEEN's nano calcium carbonate is surface-treated with fatty acid, which significantly improves its dispersibility and compatibility within silicone sealant systems, enabling rapid formation of a uniform and stable colloidal structure.
Can USEEN provide OEM or customized product solutions?
Yes, USEEN offers comprehensive OEM services. Customers can flexibly customize product specifications, packaging, and other parameters. The professional R&D team ensures targeted optimization to meet specific formulation and performance requirements.
How does nano calcium carbonate improve the durability of silicone sealants?
USEEN's nano calcium carbonate forms a dense and stable reinforcing network within the sealant matrix, effectively blocking moisture and chemical media penetration. This significantly improves weather resistance, aging resistance, and long-term mechanical performance retention, even in harsh environmental conditions.