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Opta Waive
Opta Minerals Blast Cleaning Abrasives

Ultrablast – Nickel Slag

Ultrablast is a high-density disposable blasting slag made from a by-product of nickel production. It is an ideal abrasive for general-purpose use, including shipyards, bridges and general industrial blast cleaning. Tests have shown nickel slag to provide high productivity improvements over traditional abrasives.

Ultrablast – Nickel Slag Product Photo

Advantages of Ultrablast – Nickel Slag

  • High density slag for higher production rates
  • Non reactant - will not interfere with coatings
  • Non detectable free crystalline silica

Available Sizes and Profiles:

Size Profile Use
#UB 12-40 4.0-5.0 Mil Heavy-duty size for the removal of thick, tough old paint, heavy rust from ships, bridges, tanks, rail cars, etc., and for achieving a coarse profile
#UB 16-40 3.5–4.5 Mil All-Purpose size for cleaning structural steel, bridges, tanks, ships, water towers, etc.
#UB 30-60 2.5–3.5 Mil Utility size for the removal of light rust, paint and mill scale
#UB Fine 2.2–3.2 Mil Our finest nickel slag, for achieving a smoother profile

How does Ultrablast – Nickel Slag Perform?*

Cleaning rate: 295-415 ft2/hour
Consumption: 3.0-5.0 lb/ft2

*Based on internal tests. Rates vary based on blasting pressure and nozzle size.

Technical Specifications

Symbol Name Percentage
Fe2O3 + FeO (Iron Oxide) 30-37%
SiO2 (total) (Silicon Dioxide) 32-42%
AL2O3 (Aluminum Oxide) 3-10%
MgO (Magnesium Oxide) 5-12%
CaO (Calcium Oxide) 3-6%
Cr2O3 (Chromium Oxide) 2-3%
Ni (Nickel) 0.1-1.0%
SiO2 (Crystalline Silica) 0.3%

Characteristics

Colour: Black
Bulk Density: 115 lbs/ft3
Specific Gravity: 3.5
Grain Shape: Angular
Solubility: Insoluble
Hardness: > 7 Mohs (see our hardness index)

Packaging:

  • 55 lb paper bags, 56 bags/pallet
  • 3000 lb Super Sacs
  • Bulk (blower truck or rail hopper cars)

Order Ultrablast – Nickel Slag today