Natural Diamond Abrasives

Our experience in natural diamond abrasives allows us to provide our customers with customized orders. The assortments are tailor-made to the customer’s specific needs.

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DEV 16

A super-blocky, high-strength, natural diamond abrasive with excellent thermal stability and chemical purity, with sharp cutting edges.

Applications

Sawing, Drilling / Mining, Dressing, Cutting, Electroplating

Sawing, Drilling of marble, granite, concrete & sandstone. Also for Electroplating & high-temperature metal bonds.

Sizes

US Mesh: 12/14 to 50/60

Work-piece Materials

Marble, Granite, Concrete, Sandstone

DEV 80

A strong, super-blocky, natural diamond grit, similar to DEV-16, but with well-defined cutting edges and outstanding thermal stability. Ideal for electroplated tools.

Applications

Grinding, Cutting, Electroplating

Wet Grinding, Cutting & polishing of glass, ceramics, plastics & other hard materials. Dentistry/ Medical Tools: Diamond Coated Burs, Diamond Strips

Sizes

US Mesh: 60/70 to 500/600

Work-piece Materials

Glass, Ceramics, Plastics & Other Hard Materials

DEV N6090

Virgin natural micron powder, consisting of very well-shaped natural diamond particles, having strong bond-retention. Purity is guaranteed, since we select only the finest raw materials.

Applications

Lapping / Polishing

Sizes

Available in all micronized grades

DEV Crust

These are specially selected, blocky, natural diamond particles processed to a fine spherical shape, having strict size-control and high thermal stability. This enables it to withstand high impact forces.

Applications

Sawing, Drilling / Mining

Drilling

Sizes

US Mesh: 16/18 to 60/80

Work-piece Materials

Concrete, Reinforced Concrete, Marble, Granite & Hard Stones

Processed Polished Drills

The raw material used for the production of this grade is a very high quality mined natural diamond, which are mechanically and chemically treated to produce spherical drill stones. They are subjected to a special surface treatment, ensuring effective bond retention.

Applications

Drilling / Mining, Rotary Dressing

Sizes

200 SPC to 2 CPS
Also in US Mesh 16/18 to 50/60

Work-piece Materials

Rock, Hard Stones, Earth

Processed Unpolished Drills

The raw material used for the production of this grade is a very high quality mined natural diamond, which are only mechanically treated to produce spherical drill stones.

Applications

Drilling / Mining, Rotary Dressing

Sizes

200 SPC to 2 CPS.
Also in US Mesh 16/18 to 50/60

Work-piece Materials

Rock, Hard Stones, Earth

W.A. Drills I

High-quality, naturally-mined African material whole-stones, round in shape. Also known in the industry as AAA quality.

Applications

Drilling / Mining

Sizes

10 SPC to 100 SPC

Work-piece Materials

Rock, Hard Stones, Earth

W.A. Drills II

Medium quality naturally mined African material, majority of the material is unbroken, fairly sound, maybe somewhat off-Shape. AA quality.

Applications

Drilling / Mining

Sizes

10 SPC to 100 SPC

Work-piece Materials

Rock, Hard Stones, Earth

Carbonados

Naturally mined Brazilian carbons, broken to size as required

Applications

Drilling / Mining

Sizes

As per customer's specs

Work-piece Materials

Rock, Hard Stones, Earth

Castings

Natural, blocky, diamond particles with high-performance. They have high thermal stability. Ideally used for gauge-protection.

Applications

Drilling / Mining, Dressing

Multi-point Dressing

Sizes

150 SPC to 1 CPS

Work-piece Materials

Rock, Hard Stones, Earth

Congo Rounds

Naturally-mined, spherical stones that are graded according to uniform sizes and shapes. Available in various qualities.

Applications

Drilling / Mining, Dressing

Sizes

50 SPC to 7 CPS

Work-piece Materials

Rock, Hard Stones, Earth

Congo Cubes

Naturally-mined, cube-shaped diamonds. Available in various qualities.

Applications

Drilling / Mining, Dressing

Drilling & Dressing. Recommended for single-point dressers.

Sizes

50 SPC to 7 CPS

Work-piece Materials

Rock, Hard Stones, Earth

Maacles

Naturally-mined triangular shaped diamonds. Available in 2 different types: the parallel-type (flat parallel sides) and the cushion-type (convex sides). Available in various qualities and sizes.

Applications

Dressing, Shaping

Sizes

100 SPC to 2 CPS

Natural Elongated

Naturally-mined, elongated in shape. Their length is normally twice their width. Available in various qualities and sizes.

Applications

Shaping

Sizes

100 SPC to 2 CPS

RP-I (Rotary Dressers)

They are natural diamond stones which are processed & chemically treated to obtain a smooth surface for rotary dressing, where very high & close tolerances are required.

Applications

Rotary Dressing

Sizes

80 SPC to 400 SPC.
Also available in US Mesh sizes

RT-I RT-II

They are naturally mined diamond particles and are of West African origin.

Applications

Rotary Dressing

Sizes

US Mesh: 16/18, 18/20 & 20/30

Processed Elongated

They are natural longs, processed to meet precise customer specification. The product comes with or without chemical treatment. Naturally mined elongated stones are also available.

Applications

Dressing

Multi-point Dressers, Blade Tools & Shapers

Sizes

180 SPC to 1 CPS

Dressers – Top Quality

Origin is either West African or Australian. Does not contain any long or flat stones.

Applications

Dressing

Sizes

10 SPC to 2 CPS

Work-piece Materials

Multi-point Dressers, Blade Tools & Shapers

Dressers – Supreme

Origin is either West African or Australian. Does not contain any long or flat stones.

Multi-point Dressers, Blade Tools & Shapers

Applications

Dressing

Sizes

10 SPC to 2 CPS

Dressers – Standard

Origin is either West African or Australian. Does not contain any long or flat stones.

Applications

Dressing

Sizes

10 SPC to 2 CPS

Work-piece Materials

Multi-point Dressers, Blade Tools & Shapers

Dressers – 4th Quality

Origin is either West African or Australian. Does not contain any long or flat stones.

Applications

Dressing

Multi-point Dressers, Blade Tools & Shapers

Sizes

10 SPC to 2 CPS

Dressers – 5th Quality

Origin is either West African or Australian. Does not contain any long or flat stones.

Applications

Dressing

Multi-point Dressers, Blade Tools & Shapers

Sizes

10 SPC to 2 CPS

Dressers – 6th Quality

Origin is either West African or Australian. Does not contain any long or flat stones.

Applications

Dressing

Multi-point Dressers, Blade Tools & Shapers

Sizes

10 SPC to 2 CPS

Shapes

These diamonds are naturally mined, having special shapes and qualities

Applications

Shaping

Sizes

20 SPC to 2 CPS

DIES

Originating from South African. Hand-selected top quality round-shaped stones.

Applications

Shaping

Sizes

50 SPC – 1 CPS