Belzona 1251

1000 Series — Metallic Polymers

Belzona 1251

HA-Metal — A heat-activated metal repair composite for in-situ repair and protection of hot metal surfaces with minimal surface preparation.

A durable, single component metal repair composite based on a silicon alloy blended with a heat-activated epoxy resin. Designed to repair and protect metal surfaces suffering from Corrosion under Insulation (CUI). Can be applied directly onto hot surfaces (70–150 °C / 158–302 °F) without production downtime.

Belzona 1251 (HA-Metal)

Product Description

A durable, single component metal repair composite based on a silicon alloy blended with a heat-activated epoxy resin. Designed to repair and protect metal surfaces suffering from Corrosion under Insulation (CUI), Belzona 1251 (HA-Metal) can be easily applied by spatula, applicator or brush.

This heat-activated material can be applied directly onto hot surfaces (70–150 °C / 158–302 °F) with minimal surface preparation, avoiding production downtime. Once cured, this 100% solids repair composite provides outstanding corrosion protection.

Belzona 1251 (HA-Metal) is ideally suited to be overcoated with Belzona 5851 (HA-Barrier) to ensure long-lasting performance.

Key Benefits

  • In-situ application to live equipment operating at high temperature with minimal surface preparation
  • Multi-purpose durable metal repair composite
  • Single pack system — no weighing or mixing required
  • Reduced health and safety risks as it is 100% solids
  • Fast cure allowing equipment to be re-insulated with minimum delay
  • Excellent corrosion protection
  • Impact and abrasion resistance
  • Good chemical resistance against a wide range of chemicals
  • Excellent adhesion to metals including stainless steel, carbon steel, aluminium, brass and copper
  • Does not corrode

Applications

  • Repair and prevention of Corrosion under Insulation (CUI)
  • Resurface of pitted metal surfaces
  • Repair of thin-wall defects
  • Bonding of doubler plates
  • Leak sealing of pipework

* All products are subject to regional restrictions.

Video

Photo Gallery

Severe damage due to CUI on insulated equipment
Severe damage due to CUI on insulated equipment
Doubler plates bonded with Belzona 1251
Doubler plates bonded over the corroded areas using Belzona 1251 (HA-Metal)
Substrate coated with Belzona 5851
Substrate coated with Belzona 5851 (HA-Barrier) to prevent further corrosion

Product Downloads

Product Flyer Instruction for Use Product Specification

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