Novolac Resin

Novolac resin is a specialized phenol-formaldehyde thermosetting polymer with exceptional chemical resistance, thermal stability, and mechanical properties. Our high-quality novolac resin serves as a versatile base material for numerous industrial applications requiring durability under extreme conditions.

Technical Specifications

Property	Specification
Appearance	Amber to dark brown solid (flake or powder form)
Melting Point	80-110°C
Free Phenol Content	≤0.5%
Moisture Content	≤0.5%
Hexamine Content	9-15% (when supplied with hardener)
Particle Size	98% passing through 200 mesh (powder grade)
Specific Gravity	1.25-1.30
Heat Distortion Temperature	>150°C (when cured)
Shelf Life	12 months when properly stored

Applications

Novolac resin's exceptional properties make it suitable for demanding industrial applications:

Molding Compounds: Base resin for high-performance electrical components, brake pads, and industrial parts
Coatings: Chemical-resistant linings for tanks, pipes, and equipment handling corrosive materials
Adhesives: High-temperature bonding applications in electronics and automotive industries
Abrasives: Binding matrix for grinding wheels and abrasive tools
Foundry: Core and shell molding processes for metal casting
Refractories: Binder for refractory materials in high-temperature applications
Friction Materials: Key component in brake pads and clutch facings

Advantages

Exceptional chemical resistance to acids, bases, and solvents
Outstanding thermal stability at elevated temperatures
Excellent mechanical properties and dimensional stability
Low smoke generation during combustion
Superior electrical insulation properties
Compatibility with various fillers and reinforcements

Packaging & Storage

Available in 25kg multi-layer paper bags or 500kg bulk bags. Store in cool, dry conditions away from direct sunlight and moisture. Recommended storage temperature below 25°C to prevent sintering or premature curing.

Request Information

Contact our technical team for detailed specifications, safety data sheets, and customized solutions for your specific application requirements.