West System 404B High Density Filler - 30 lb Epoxy Thickening Additive

West System 404B High Density Filler is a premium thickening additive designed for demanding structural bonding applications. This professional-grade filler creates maximum physical properties in epoxy bonds, making it ideal for hardware installations subjected to high cyclic loads and stress.

Key Features:

• Engineered for maximum strength in hardware bonding and structural applications
• Excellent for creating high-strength fillets and filling gaps where strength is critical
• Higher density formula provides superior load-bearing capability
• Mixes easily with West System epoxy resins to create a thick, non-sagging paste
• Cures to an off-white color for clean, professional appearance
• 30 lb container provides excellent value for large projects or professional use

This high-density filler is the preferred choice for marine applications, composite fabrication, and structural repairs where maximum adhesive strength and durability are required. Mix with West System 105 Resin and 205 or 206 Hardener to achieve desired consistency.