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    Harderner Part F – W8021

    This product is commonly used for water-based wood coatings. It enhances the hardness, durability, and adhesion of the coating, making it adhere firmly to various materials. The hardener creates a high-durability coating film with excellent resistance. Below are the detailed benefits of Part B water-based hardener:

    Applications:

    • Increases durability: Enhances the hardness of the coating film, making the surface durable and resistant to scratches.
    • Weather resistance: Protects the coating from weather effects, including sunlight, humidity, and temperature fluctuations.
    • Chemical resistance: Helps the coating resist mild chemicals and corrosive agents, extending the product’s lifespan.
    SKU: W8021

    Product details of Harderner Part F W8021

    Categories Data
    Specific Gravity at 27-37°C 0.93 – 0.99 g/cm³
    Solid Content (%) Not applicable
    Concentration of pH 8 – 8.5
    Viscosity: at 27-37°C and Air Humidity ≤ 70% 9 – 12 secs F#4
    Binder type Modified Polysiloxane
    Using Instruction Data
    Using method Mixing with Biochem’s products according manufacturers instruction
    Application temperature 18°C – 50°C
    Touch-dry Time (27-37°C) 30 – 45 mins
    Hard-dry Time (27-37°C) Approximately 60 mins
    Shelf life 12 months
    Storage in a cool ventilated environment 5°C – 40°C
    Controlled Harmful Chemicals Level
    Aromatic Hydrocarbon 0 mg/kg
    Halogenated Compound 0 mg/kg
    Formaldehyde 0 mg/kg
    Mercury 0 mg/kg
    Lead 0 mg/kg
    Cadmium 0 mg/kg
    Chromium 0 mg/kg
    Total Volatile Organic Content (TVOC) < 130 g/L