Belzona 4301 (Magma CR1 Hi-Build)

A durable, two-parts repair composite for long-term metal and concrete protection from a broad range of chemicals, especially concentrated inorganic acid and alkalis (e.g. nitric acid, sulfuric acid, sodium hydroxide).

This paste-grade material is ideally suited for rebuilding surfaces damaged as a result of chemical attack and for the repair of damaged chemical resistant linings. It can also be used for profiling and fairing rough surfaces prior to the application of a suitable Belzona coating.  

This solvent-free material is easy to mix and apply without the need of specialist tools and cures at room temperature.

Key benefits:

• Excellent chemical resistance against a wide range of chemicals, especially concentrated inorganic acids and alkalis 

• Easy to mix and apply with no specialist tools 

• Reduced health and safety risks as it is solvent-free 

• Application and cure at room temperature - no hot work involved 

• No shrinkage, expansion or distortion 

• Excellent electrical insulation characteristics 

• Excellent bonding to all rigid substrates including concrete, stainless steel, mild steel, carbon steel. 

• High compressive strength 

Applications for Belzona 4301 (Magma CR1 Hi-Build) include:

• Pit filling

• Plate bonding 

• Damaged or worn flange faces

• Nozzle inserts 

• Acid-retaining walls 

• Chemical channels 

• Chemical drains

• Chemical transfer and holding areas 

• Pump bases and plinths

• Internal furniture attachment

• Weld seams