Sika Biresin CH72-2 Medium Cure Epoxy Resin - Pale Amber Quart for Marine & Tooling Applications

SikaBiresin CH72-2 Medium Cure - Pale Amber - Quart

Applications:

• High performance marine boats, parts, and tooling applications
• Suitable for wet layup, vacuum-bagging, infusion

Features:

• Epoxy lamination system
• Low viscosity for excellent wet-out
• Three hardener choices: SikaBiresin CH72-1 (Fast), SikaBiresin CH72-2 (Medium), SikaBiresin CH72-3 (Slow)
• UV resistant
• Above or below waterline applications
• RoHS and REACH compliant
• Non-styrene
• Excellent bond to all fabrics
• Suitable for aramid fiber laminates

WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.

The Sika Biresin CH72-2 Medium Cure epoxy resin is designed for high-performance marine boat construction, parts fabrication, and tooling. Its formulation supports wet layup, vacuum-bagging, and infusion processes, making it a versatile choice for advanced composite manufacturing. This epoxy resin features a low viscosity, ensuring excellent wet-out and penetration into fabrics, which results in high-quality laminates with superior mechanical properties.

Suitable for both above and below waterline applications, Sika Biresin CH72-2 is UV resistant and compliant with RoHS and REACH standards, ensuring environmentally responsible manufacturing. It bonds effectively with a wide range of fabrics, including aramid fibers, and can be used in demanding environments where durability and reliability are crucial. The product is available with three hardener options—fast, medium, and slow curing times—allowing customization based on project needs.

Manufactured by Sika, this epoxy resin is non-styrene, reducing volatile organic compounds and easing handling during application. Its pale amber color provides clear visualization during lamination, aiding in quality control. Ideal for boat builders, composite fabricators, and tooling manufacturers, the Sika Biresin CH72-2 epoxy resin delivers a robust, durable bond while maintaining ease of use and environmental compliance. This quart size package is perfect for small to medium projects, ensuring workability and high-performance results across marine and industrial applications.

Features:

• Epoxy lamination system for durable composite structures

• Low viscosity for excellent wet-out and fiber penetration

• Flexible curing options with three hardener choices: fast, medium, and slow

• UV resistant to withstand outdoor and marine environments

• Suitable for above and below waterline applications

• RoHS and REACH compliant for environmentally responsible manufacturing

• Non-styrene formulation reduces VOC emissions

• Excellent bond to all fabrics, including aramid fibers