Sika Biresin CH72-3 Slow Cure Epoxy Resin - Pale Amber Quart for Marine Applications

SikaBiresin CH72-3 Slow 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 CH72-3 Slow Cure epoxy resin is designed for high-performance marine boat construction, parts fabrication, and tooling applications. Its formulation provides excellent wet-out characteristics, making it ideal for wet layup, vacuum-bagging, and infusion processes. This epoxy system offers a slow curing option, allowing for extended working time and improved resin flow, which can enhance the quality of laminates and complex structures. Its pale amber color ensures a professional finish and compatibility with various aesthetic requirements. Suitable for both above and below waterline use, the resin maintains durability and adhesion in demanding marine environments. It is UV resistant and complies with RoHS and REACH standards, ensuring safety and environmental compliance. The resin is non-styrene, reducing health concerns during application, and bonds effectively with all fabric types, including aramid fibers, providing strong, reliable laminates. The product supports a versatile range of application methods, offering three hardener options for different curing speeds: fast, medium, and slow, with the CH72-3 being the slow cure variant. Overall, Sika Biresin CH72-3 is an excellent choice for marine professionals seeking a durable, easy-to-use, and environmentally compliant epoxy system for demanding composite projects.

Features:

• Epoxy lamination system suitable for marine applications

• Low viscosity for excellent wet-out and resin flow

• Three hardener options: CH72-1 (Fast), CH72-2 (Medium), CH72-3 (Slow)

• UV resistant for outdoor and underwater use

• Suitable for above and below waterline applications

• RoHS and REACH compliant for safety and environmental standards

• Non-styrene formulation reduces health risks

• Excellent bond to all fabric types, including aramid fibers

• Ideal for wet layup, vacuum-bagging, and infusion techniques