Big Boy Carbon Fibre Black is a heavy duty filler with added carbon fibres for increased strength. Carbon Black has been blended with high strength carbon fibres as well as hard wearing structural polyester to make it a heavy duty elastic filler with a short hardening time of just 14-16 minutes at 20°C.  

• Adhesion to plastic and metals
• Short hardening time
• Fine sanding properties
• Elasticity even after fully cured
• High strength carbon fibres