YCR-9980A is a single-component methyl hydrogen polysilazane polymer designed as a high-performance ceramic precursor coating. When cured at high temperature, it converts into a dense SiCN/SiCNO ceramic layer, offering outstanding thermal stability, high hardness and excellent corrosion resistance. This coating provides reliable long-term protection for metal substrates at temperatures up to 350°C and short-term protection up to 500°C, making it ideal for aerospace, industrial high-temperature equipment and advanced composite material applications.

• Appearance: Light yellow transparent liquid

• Solid content: ≥98%

• Viscosity (25℃): 35–50 s

• Pencil hardness: ≥6H

• Adhesion: Grade 0

• Salt spray resistance: ≥500 h

• Long-term working temperature: -30℃ to 350℃

• Short-term max temperature: 500℃

• Curing condition: 180–250℃ × 1 h

• Package: 1kg, 5kg, 25kg

• High ceramic conversion rate at elevated temperatures

• Excellent high-temperature oxidation and corrosion resistance

• Ultra-hard surface with pencil hardness ≥6H

• Strong adhesion to most metal substrates

• Good electrical insulation properties

• Compatible with various resin modification processes

• Provides long-term protection up to 350°C continuous use

• Aerospace and defense components

• High-temperature industrial equipment

• Metal exhaust systems and heat exchangers

• Advanced composite materials and ceramic matrix

• Electrical and electronic insulation parts

• Automotive engine and exhaust system parts