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Wholesale Garnet Sand High Hardness Washed Sandblasting Water Jet Cutting Abrasive Aggregate 1

Wholesale Garnet Sand High Hardness Washed Sandblasting Water Jet Cutting Abrasive Aggregate 2

Wholesale Garnet Sand High Hardness Washed Sandblasting Water Jet Cutting Abrasive Aggregate 3

Wholesale Garnet Sand High Hardness Washed Sandblasting Water Jet Cutting Abrasive Aggregate 4

Wholesale Garnet Sand High Hardness Washed Sandblasting Water Jet Cutting Abrasive Aggregate 5

Wholesale Garnet Sand High Hardness Washed Sandblasting Water Jet Cutting Abrasive Aggregate 6

Wholesale Garnet Sand High Hardness Washed Sandblasting Water Jet Cutting Abrasive Aggregate

This garnet abrasive is derived from high-quality natural almandine garnet ore and processed through crushing, magnetic separation, washing, and multi-stage screening. With a free silica content of less than 1%, it offers superior safety compared to traditional quartz sand abrasives. The grains feature sharp, angular crystalline structures that deliver excellent grinding and cutting performance; chemically inert and stable, the material is resistant to acids and alkalis, non-toxic, and free from harmful leachables.

The product range covers various specifications—including 30-40、80、100 and 120 mesh—making it suitable for dry and wet blasting, waterjet cutting, industrial wastewater filtration media, anti-slip flooring aggregates, and precision optical polishing.

Product name:

Garnet sand

Brand:

QianLi

Place of Origin:

China

Packing:

Woven bag/Ton bag / Customized packaging

ODM & OEM:

Available

Size:

30-40mesh 60mesh 80mesh 100mesh 120mesh 150mesh

Minimum order quantity:

1000kg

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Product Details

· Natural deep red/wine-red/brownish-red coloration: The inherent color of almandine garnet ranges from deep red to reddish-brown; minor dark mineral speckles are natural inclusions and do not constitute product defects.

· Angular, polyhedral crystalline grains: The crushed ore retains sharp, irregular edges rather than rounded shapes, ensuring superior grinding, rust removal, and cutting performance.

· Multi-stage screening for consistent particle size: A rigorous multi-stage vibrating screening process precisely separates mesh sizes and removes excess fines and oversized impurities, ensuring uniform particle size within the batch.

· Mohs hardness of 7.5-8 with dense, hard grains: High-density mineral crystals offer impact resistance and low breakdown rates, allowing for multiple cycles of recovery and reuse in sandblasting applications.

Advantages

Wholesale Garnet Sand High Hardness Washed Sandblasting Water Jet Cutting Abrasive Aggregate 9

Low free silica content for safe, eco-friendly operations

Free silica content is <1%, significantly reducing silica dust hazards; it serves as a superior alternative to high-risk quartz sand and is suitable for both dry and wet blasting applications

Wholesale Garnet Sand High Hardness Washed Sandblasting Water Jet Cutting Abrasive Aggregate 10

High toughness and recyclability for lower overall costs

The particles are impact-resistant and do not easily shatter; they can be reused 3–8 times in blasting operations, effectively reducing material consumption and project costs

Chemically stable and resistant to acid/alkali corrosion

Inert to most acidic and alkaline media, making it suitable for offshore marine engineering and wastewater treatment environments without corroding or contaminating workpieces

Wholesale Garnet Sand High Hardness Washed Sandblasting Water Jet Cutting Abrasive Aggregate 12

Reduced dust generation for a better working environment

Produces less airborne dust compared to slag or quartz sand, easing the burden of equipment cleanup and reducing the need for extensive personal protective equipment (PPE)

Comprehensive particle size grading for precise application matching

A full range of mesh sizes is available—from heavy-duty rust removal to fine polishing—allowing for selection based on specific needs and minimizing material waste

Flexible supply and project customization

Available in small bags, bulk bags, or full container loads; large orders support customized particle size screening and private-label branding (logo printing)

Application Scenarios

应用1 (3)

Waterjet Cutting Abrasive

Typically utilizes 80–120 mesh garnet sand in conjunction with high-pressure waterjets to cut metal, stone, ceramic tiles, glass, and composite materials

1 (54)

Metal Surface Pre-treatment

Used for rust and mill scale removal on steel structures, ship hulls, storage tanks, and bridges, achieving the Sa2.5 industrial rust removal standard; also used for cleaning casting slag and preparing hardware surfaces prior to coating

2 (11)

Precision Optical Component Grinding

Ultra-fine mesh garnet sand used for the fine polishing and grinding of optical lenses and precision hardware components

应用5

Offshore and Marine Engineering

Used for anti-corrosion blasting operations on offshore platforms and ship hulls; resistant to seawater corrosion and free from harmful leachable components, making it suitable for harsh marine environment

FAQ

What are the key differences between garnet sand and quartz sand abrasives?

Garnet sand has extremely low free silica content, generates less dust, supports recycling, and offers higher operational safety; quartz sand has high free silica content, easily produces harmful silica dust, and is generally non-recyclable. Garnet is harder and offers superior rust removal efficiency, though its unit purchase cost is higher than that of quartz sand.

How should I choose the mesh size for different applications?

20–40 mesh: Heavy-duty rust removal, steel structures with thick rust layers; 30–60 mesh: General-purpose sandblasting/rust removal; 60–80 mesh: Light sandblasting, stone carving; 80–120 mesh: Standard waterjet cutting; 120–220 mesh: Fine sandblasting, precision polishing.

Can garnet sand be recycled and reused?

In sandblasting applications, it exhibits good toughness and a low breakage rate, allowing for 3–8 cycles of reuse; however, fine powder accumulates after multiple uses, requiring screening to remove the dust before continued use. It is generally not recycled in waterjet cutting applications.

Will it contaminate the workpiece or water during use?

As a natural mineral, it is chemically inert and resistant to acids and alkalis, with virtually no leaching of substances; normal sandblasting does not contaminate metal substrates, and it does not release colored pollutants when used as a water treatment filter medium.

Does garnet sand support both dry and wet sandblasting modes?

Yes, it is fully compatible with both dry and wet sandblasting; wet sandblasting offers the additional benefit of further suppressing on-site dust generation.

Is the variation in color of the received sand a quality issue?

No, this is a normal characteristic of natural ore. Variations in the composition of the mineral vein lead to color differences, including the presence of small dark mineral specks; these do not affect grinding or filtration performance.

What are the packaging specifications? Is customization available for bulk orders?

Standard packaging includes 25kg woven bags and 1–1.5 ton bags. Large orders support customized packaging (such as printing a brand logo) and custom mesh sizes; please contact customer service for a project quote.

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