Description
Sika BPO Cream Hardener Red 4oz | Boat Supply Store
For critical fiberglass repairs and composite fabrication on your vessel, this benzoyl peroxide cream hardener ensures amine accelerated polyester resins and fillers achieve rapid hardening. Its formulation enables efficient de-molding, performing effectively even in challenging low-temperature environments down to 40°F (4°C). This is essential for maintaining structural integrity and cosmetic finish during hull repairs or custom builds where precise curing is paramount.
Key Features
- Rapid hardening of polyester resins and fillers
- Fast de-molding for efficient workflows
- Effective performance in low-temperature conditions
- Reliable curing for professional results
- Convenient 4oz tube for accurate application
- High-quality composite fabrication
- Essential for marine professionals
- Ideal for DIY fiberglass repair
Specifications
| Product Specifications | |
|---|---|
| Brand | Sika |
| Product Name | BPO Cream Hardener Red |
| Quantity | 4oz tube |
| Hardener Type | Benzoyl Peroxide (BPO) Cream |
| Resin Compatibility | Amine accelerated polyester resins and fillers |
| Curing Characteristics | Rapid hardening and de-molding |
| Low Temperature Performance | Effective even at low temperatures |
| MPN | 658978 |
| SKU | CWR92132 |
Who This Is For
Marine professionals and serious DIY enthusiasts undertaking fiberglass repair, boat construction, or custom composite fabrication. This hardener is for those who demand fast, reliable curing of polyester resins and fillers, especially in cooler ambient temperatures.
How It Compares
| Feature | Sika BPO Cream Hardener Red 4oz | Epoxy Hardener |
|---|---|---|
| Hardener Type | Benzoyl Peroxide (BPO) Cream | Amine |
| Resin Compatibility | Amine accelerated polyester resins and fillers | West System Epoxy Resins |
| Cure Speed | Rapid hardening | 7-10 hours |
| Low Temperature Performance | Effective even at low temperatures | Optimal at 72°F/22°C, performance degrades at lower temps |
| Form Factor | Cream | Liquid |
Common Concerns Answered
How precise do mixing ratios need to be with this hardener?
Achieving optimal results and preventing over-curing necessitates precise measurement and adherence to recommended mixing ratios with the base polyester resin or filler. Always consult the resin manufacturer's guidelines for exact proportions.
Why is this hardener sometimes difficult to find in stock?
The high demand for Sika BPO Cream Hardener Red stems from its exceptional performance in rapid curing and effective low-temperature application, making it a preferred choice for marine professionals and builders facing challenging conditions.
What are the risks of over-curing when using this product?
Over-curing can lead to brittle, weak composite structures and potential delamination. Adhering strictly to recommended mixing ratios and application temperatures is crucial to avoid these issues.
Frequently Asked Questions
What type of resin is Sika BPO Cream Hardener Red compatible with?
This hardener is specifically designed for curing amine accelerated polyester resins and fillers.
What is the primary purpose of BPO Cream Hardener?
Its primary purpose is to initiate and accelerate the curing process of polyester resins and fillers, facilitating rapid hardening and de-molding.
Can this hardener be used effectively at low temperatures?
Yes, Sika BPO Cream Hardener Red is formulated to perform effectively even in challenging low-temperature environments, ensuring a reliable cure when traditional hardeners may falter.
What is the quantity of hardener provided in this tube?
The tube contains 4 ounces of Sika BPO Cream Hardener Red.
Is this hardener suitable for use with polyester resins and fillers?
Absolutely, this hardener is specifically formulated for use with amine accelerated polyester resins and fillers, making it ideal for marine composite applications.
