ITW Devcon® Flexane® Belt Repair Kit, 25 min. Wire Life, Applications: For Making Permanent Emergency Maintenance Repairs to Damaged Conveyor Belts, Rubber Rollers and Many Other Rubber or Elastomeric Components, Characteristics: Covers up to 188 Square Inches at Thickness, Repairs and Bonds to Metals, Concrete, Rubber, Wood and Fiberglass, Black, Urethane Compound, Size: 1 lb., Kit, Includes: 80 Putties, 4 oz. FL-10 and FL-20 Primers, Cleaner Blend 300 and Applicator Tool, 72:28 Mixing Ratio, 180°F Maximum Temperature, Primer: Yes, Up to 180°F Temperature, 1700 psi Tensile Strength, Viscosity: Putty