Coating Grade Building Silica Sol
Coating Grade Building Silica Sol
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Coating Grade Building Silica Sol

Price
MOQ
$380
100 Pieces
Product Details
Minimum SiO2 Content:
25.0%
Particle Size:
15-20 Nanometers
PH Value:
8.5-9.5
Shipping & Policy
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Payment Methods:
T/T PayPal
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Product Description
Company Info

Basic Info

This coating grade building silica sol is an eco-friendly functional additive for water-based architectural coatings. It is designed to improve the weather resistance, adhesion, and hardness of water-based paint films, replacing traditional organic additives to reduce VOC emissions and meet green building material standards. It is widely used in exterior wall coatings, interior wall latex paints, wood coatings, and metal anti-corrosion primers, solving common pain points such as powdering, poor scrub resistance, and short service life of traditional coatings.

Key attributes

Minimum SiO2 Content
25.0%
Particle Size
15-20 Nanometers
PH Value
8.5-9.5
Viscosity
≤10.0 mPa·s
Solid Content
25.0%
Packing Specification
50 Kilograms per Cartons
Shelf Life
18 Months
Compatibility
Compatible with acrylic and emulsion paints
Freeze-Thaw Stability
Stable after 5 freeze-thaw cycles
Heavy Metal Content
≤100 ppb
Water Miscibility
Complete miscibility with water
Minimum SiO2 Content
25.0%
Particle Size
15-20 Nanometers
PH Value
8.5-9.5
Viscosity
≤10.0 mPa·s
Solid Content
25.0%
Packing Specification
50 Kilograms per Cartons
Shelf Life
18 Months
Compatibility
Compatible with acrylic and emulsion paints
Freeze-Thaw Stability
Stable after 5 freeze-thaw cycles
Heavy Metal Content
≤100 ppb
Water Miscibility
Complete miscibility with water

Customer reviews

Sarah · Architectural Coatings Specialist
The coating-grade construction silica sol has become our go-to material for high-performance architectural finishes. Its excellent adhesion to various substrates and superior weather resistance have solved our durability issues with exterior coatings. We particularly appreciate how it maintains workability while providing faster drying times compared to conventional alternatives.

Product Description

Product features:

The key features of this product include nano-scale particle cross-linking effect that forms a dense protective film on the coating surface, excellent compatibility with most water-based emulsions, and zero volatile organic compounds. It can increase the scrub resistance of paint films to over 10,000 times, improve weather resistance by 200% compared to standard coatings, and reduce formula costs by up to 10%. It solves the problem of easy cracking of traditional silica sol coatings by optimizing the colloidal particle size and dispersion system, making it suitable for various outdoor and indoor architectural coating applications.

https://globalsyt.oss-accelerate.aliyuncs.com/materials/279/0/20260323113556_69c0b51cf19e0.png

Product specifications:

The product has a SiO2 content of 25.0±1.0%, particle size of 18±3nm, viscosity of 8.5 mPa·s, pH value of 9.0, and solid content of 25.0%. Its density is 1.18 Grams/Cubic Centimeter, and it is packaged in 50-kilogram plastic cartons. It can be stored stably at temperatures ranging from 0℃ to 40℃, and has passed GB/T 20785-2006 national standard testing. It is compatible with acrylic emulsion, styrene-acrylic emulsion, and other common water-based paint raw materials.

https://globalsyt.oss-accelerate.aliyuncs.com/materials/279/0/20260323113556_69c0b51cea234.png

Product application:

This product is applied in exterior wall architectural latex paint, interior wall environmental protection paint, water-based wood coating, metal anti-corrosion primer, paper coating, and textile coating. It helps improve the hardness, weather resistance, and adhesion of paint films, extending the service life of architectural coatings and reducing maintenance costs for building exterior walls.

Frequently Asked Questions (FAQ)

Q:How does coating-grade architectural silica sand sol improve building material performance?
A:Coating-grade silica sand sol enhances weather resistance (up to 25 years UV stability), provides anti-slip properties (R10-R13 friction coefficient), and improves adhesion (ASTM D3359 Class 4B) for exterior wall coatings.

Company Profile

Business Type:
Manufacturer
Main Products:
lithium silicate,silica sol,Ceramic chemical raw materials,chemical products
Year of Establishment:
2011
Number of Employees:
101-200 People
Address:
Xinjie Town, Gao'an City, Jiangxi Province (Ceramic Base), Yichun, Jiangxi, China
Average Response Time:
14 Days

General Information

Business Type:
Manufacturer
Main Products:
lithium silicate,silica sol,Ceramic chemical raw materials,chemical products
Year of Establishment:
2011
Number of Employees:
101-200 People
Management System Certification:
TL900,OHSAS18001,QS9000,ISO9001,ISO9004,ISO9000,ISO10441,ISO16949
Address:
Xinjie Town, Gao'an City, Jiangxi Province (Ceramic Base), Yichun, Jiangxi, China

Trade Capability

Main Markets:
南美洲,东南亚,非洲,东亚,中美洲,南欧
Shipping Ports:
Export Volume:
US$1.5 Million-US$2.5 Million
Average Lead Time:
14 Days
Payment Terms:
T/T L/C MoneyGram PayPal D/P Western Union Others
Cooperation Mode:
OEM ODM
Customization Supported:
No
Number of Foreign Trade Sales Staff:
101-200 People
Overseas Agent / Overseas Branch:
No

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