Skip to product information
1 of 1

Sika

Sika Biresin AP112 White Gallon BPO Hardener for Composite Repairs and Bonding

Sika Biresin AP112 White Gallon BPO Hardener for Composite Repairs and Bonding

SKU:92145

Regular price $184.97 USD
Regular price Sale price $184.97 USD
Sale Sold out

6 in stock

  • 30-Day Returns
  • Secure Checkout
  • Free Shipping — Contiguous U.S.

Shipping & Delivery

Free standard shipping is available on all orders shipping within the Contiguous United States, with no minimum order. Alaska and Hawaii are excluded from free shipping. Orders are typically processed within 1–2 business days. See our Shipping Policy for complete terms.

Returns & Refunds

Eligible items may be returned within 30 days of delivery. Items must be new, unused, uninstalled, and in original packaging. An RMA is required.

Installment options at checkout are provided by Shop Pay and its partners and are subject to eligibility. Options depend on your purchase amount and may require a credit check by the financing partner. Terms, rates, and eligibility are determined by the financing partner. For details, see the Shop Pay Installments terms during checkout.

SikaBiresin AP112 White Gallon BPO Hardener Required

SikaBiresin AP112 is a fibrous filler that makes it very useful for increased bonding strength or for rebuilding broken or void areas in SMC, RIM, and other thermoset composites. It is a smooth thixotropic paste system that exhibits easy mixing and stable application qualities. It can be applied in varying degrees of thickness with minimal shrinkage and can be used for deeper surface composite repairs before final surfacing with a fairing compound.

Features:

  • Exceptional adhesion
  • Quick setting
  • Minimal shrinkage

Usage:

SikaBiresin AP112 can be used in the following bonding applications: FRP composites to FRP, rebuilding broken areas, metal inserts to fiberglass, marine fabrication, metal to concrete, detail blocks to FRP, wood to wood bonding, and metal to metal bonding.

Advantages:

  • Exceptional adhesion
  • Quick setting
  • Minimal shrinkage
  • No bleed out
  • Excellent finishing and machinability
  • Accept virtually all types of finishes
  • Low moisture absorption
  • High impact strength

The Sika Biresin AP112 is a versatile fibrous filler designed for professionals working with thermoset composites, including SMC, RIM, and FRP materials. This high-performance BPO hardener enhances bonding strength and rebuilds broken or void areas with ease, making it ideal for marine fabrication, structural repairs, and various bonding applications. Its smooth, thixotropic paste formulation allows for easy mixing and stable application, even in thicker layers, with minimal shrinkage to ensure a high-quality finish. Whether repairing deep surface areas or bonding metal to fiberglass, Sika Biresin AP112 provides reliable, long-lasting results. Its compatibility with a wide range of finishes and low moisture absorption make it a preferred choice for demanding composite repairs and bonding tasks. This product is especially suitable for professionals seeking a durable, quick-setting hardener that offers excellent adhesion and impact resistance, ensuring your project meets high standards of strength and finish.

Truck Freight: No
Oversized: No

View full details