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Belzona 1221 (Super E-Metal)

Belzona 1221 (Super E-Metal)


A 2-part composite material for metal repair based on a silicone steel reinforced polymer system. Due to its fast curing characteristics, this repair material is ideal for emergency repair situations. It can be machined using conventional tools and provides a permanent metal bonding or rebuilding solution.

Key benefits:

  • Fast cure for high speed emergency repairs
  • Multipurpose durable repair composite
  • Fully machinable using conventional tools
  • Packaged in individual, pocket-sized sachets for convenience
  • Application and cure at room temperature – no hot work involved
  • Reduced health and safety risks as it is solvent-free
  • No shrinkage, expansion or distortion
  • Excellent adhesion to metals including stainless steel, carbon steel, aluminium, brass and copper
  • Will adhere to many other natural and synthetic materials including glass, wood, etc.
  • Outstanding corrosion resistance
  • Excellent chemical resistance against a wide range of chemicals
  • Excellent electrical insulation characteristics

Applications for Belzona 1221 (Super E-Metal) include:

  • Repair of leaking pipes and tanks
  • Repair of cracks and holes on engine and pump casings, pipes, tanks and other equipment
  • Resurface of pitted metal surfaces
  • Repair of damaged shafts and hydraulic rams
  • Repair of plastic and metal joints
  • Shimming and reseating of irregular equipment
Key technical data:
Working life at 25°C (77°F) 3 minutes
Time to mechanical cure 25°C (77°F) 1 hour
Pull off adhesion (D4541 / ISO 4624) 1,500 psi (10.34 MPa) on blasted mild steel
Compressive strength (ASTM D695) 8,100 psi (54.84 MPa)
Temperature resistance 60°C (140°F) immersed, 150°C (302°F) dry
Bonds to Aluminium, copper, steel, stainless steel, cast iron, lead, glass, wood, most plastics and many more
Typical applications Leak repairs, bonding, shimming, filling, gluing, patch repairs and many more
Unit size 125g. Unit sizes may vary locally.
Availability* Global