
C-COAT 300PC – Water-based Hi-Heat Primer
C-COAT 300PC is a water-based hi-heat primer from C-Coat designed to promote adhesion of thermal insulating coatings to hot metal and industrial surfaces. Applied without production downtime to surfaces up to 300 degrees Celsius, it seals substrates, protects against corrosion, and creates a compatible base for C-Coat topcoats.
Specifications
- Type: Water-based primer coating
- Base: Ceramic microspheres and acrylic polymer
- Maximum surface temperature at application: 300 degrees Celsius
- Operating range after cure: -40 degrees Celsius to +100 degrees Celsius
- Drying time to touch: 60 minutes at 20 degrees Celsius, humidity 80% or below
- Shelf life: 24 months from manufacture date
- Packaging: 5 L, 10 L, and 20 L sealed plastic pails
- Service life, thermal properties: Greater than 10 years
- Service life, physical properties: Greater than 20 years
- Application methods: Airless sprayer, brush, or roller
Applications
Used as an adhesion primer under C-Coat thermal insulating coatings on metal, concrete, and brick substrates. Suited to industrial plant equipment, pipelines, tanks, and storage containers where surfaces remain hot during maintenance. Also applicable to building envelopes and roofing as a preparatory coat before thermal insulating topcoats.
Frequently asked questions
Can 300PC be applied while equipment is running?
Yes. The coating is formulated for application to surfaces up to 300 degrees Celsius, allowing use without halting production.
How long does the primer last?
Thermal properties are rated for more than 10 years and physical properties for more than 20 years from application.
What substrates is 300PC compatible with?
The primer has been tested for adhesion on steel, concrete, and brick surfaces.
If you have any questions, you are always welcome to contact us. We'll get back to you as soon as possible, within 24 hours on weekdays.
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FAQs
What is your return policy?
All refunds and returns are determined by the manufacturer's terms of sale. Change-of-mind refunds are not accepted, but all valid warranty claims will be managed by AKA Acoustics in compliance with consumer law.
How long will it take to receive my order?
Freight lead times will be provided upon order confirmation. Standard items typically ship within 4–6 weeks, while custom orders may take 6–12 weeks.
Is my payment information secure?
Yes, all payments are securely processed through Stripe and are protected under their Terms of Service. AKA Acoustics do not store any payment information ourselves.
How are freight costs calculated?
Freight costs are determined at the time of quotation to ensure accurate pricing based on your specific order. For any questions, please email sales@akaacoustics.com
How can I contact support?
For account inquiries, email accounts@akaacoustics.com. For order support, email sales@akaacoustics.com.

