Master AlloysEngineered for SuperiorMetallurgical Performance

ARK's portfolio of grain refiners, modifiers and alloying master alloys is designed to improve microstructure, optimize alloy chemistry and deliver consistent casting performance across aluminium processing applications.

Grain RefinersModifiersAlloying Master Alloys

Grain Refiners

Uniform Grain Structure. Superior Performance.

Designed to promote uniform grain structure, improve casting quality, reduce defects and enhance mechanical properties.

Why Grain Refiners?

Finer Grain Structure

Promotes uniform grain structure and enhances mechanical properties.

Reduced Casting Defects

Minimizes porosity, shrinkage and other casting defects.

Reduced Hot Tearing

Improves feeding behaviour and minimises hot tearing tendency.

Enhanced Surface Finish

Produces smoother surfaces and improves dimensional consistency.

Consistent Performance

Delivers repeatable results across production batches.

Product Portfolio

Brand NameGrade
GrainPro 3AITi3B1
GrainPro 5BAITi5B1
GrainPro 5AITi5
GrainPro 10AITi10
Other Grain Refiners

How It Works

  1. 1Molten Aluminium
  2. 2Grain Refiner Addition
  3. 3Nucleation & Grain Formation
  4. 4Refined Microstructure
  5. 5Improved Mechanical Properties

Forms Available

Typical Microstructure

Industries Served

Automotive Components
Foundries
Die Casting
Extrusion Plants
Electrical Conductors

Download Centre

Product Brochure(Grain Refiners)Technical Datasheet(All Products)Application Guide(Grain Refiners)Safety Data Sheet(SDS)