Silica is a commonly used ingredient in coatings and paints due to its many beneficial properties. One of the most popular
forms of silica used in coatings is silica Matt Hardener, which is known for its ability to enhance the durability and scratch
resistance of the coating.
Silica matt hardener is typically composed of 99% pure silica, making it a highly effective additive for coatings. It is specifically
designed to improve the hardness and abrasion resistance of the coating, making it more resistant to wear and tear.
The addition of silica matt hardener to coatings also helps to create a matte or satin finish, giving the coating a smooth and
elegant appearance. This is particularly desirable in applications where a glossy finish is not desired, such as in architectural
coatings or automotive finishes.
In addition to its hardness and aesthetic benefits, silica matt hardener also offers excellent chemical resistance. It can withstand
exposure to harsh chemicals and solvents, making it ideal for use in industrial coatings or applications where the coating may come
into contact with corrosive substances.
Overall, the use of 99% content silica matt hardener in coatings offers numerous advantages, including improved durability, scratch resistance, matte finish, and chemical resistance. It is a versatile additive that can be used in a variety of coating applications,
providing excellent performance and enhancing the overall quality of the finished product.
Physical Performance
ITEMS | TEST METHOD | HF68 |
Appearance | Visual inspection | White powder |
Melting Range(℃) | GB/T617-2012 | 210-230 |
Solid content(%) | GB/T1725-2011 | ≥99.0 |
Curing condition: 180℃ 15~20min, 190℃ 10~15min, 200℃ 10~12min |
Properties
Type of Matt Hardener | Matt Hardener HF68 |
Type of Powder Coating | Hybrid | |
Gloss(60°)% | 5-8 | |
Impact Strength(kg*cm) | ≥50 | |
Cross-hatch Adhesion | Grade 1 | |
Levelability of Film | Smooth | |
Recommended Formulation
Type of Powder Coating | Hybrid |
Polyester Resin (Weight %) | 53 |
Matt Hardener (Weight %) | 4.5 |
Levelling Agent (Liquid,Weight %) | 1 |
Filler & Pigment (Weight %) | 41 |
Anticorrosion Pigments, Inkjet Receptive Coating, Matting Agent