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ATH (Aluminium Hydroxide)

Aluminium hydroxide has good fire retardant properties and is very effective as a smoke suppressant in a wide range of applications such as polymers and rubber.

Barium Sulfate

Barium sulfate (Baryte or BaSO4) is available from different locations, with natural white and off-white grades. It has a very high specific gravity, chemical inertness and low oil absorption.


Bauxite is used for the extraction of aluminium minerals as a metal.

Brown Fused Alumina

This highly angular mineral product is suitable for grinding metals of high tensile strength.

Calcium Carbonate

In our product range we have both treated and untreated Ground Calcium Carbonate (GCC), marble and chalk grades.

Colored and uncolored Quartz

Deltamat-Paquet is the sales agent of Dorfner, known for its high quality colored quartz range.


Cristobalite functional fillers are engineered materials produced by high temperature modification of quartz which gives an extremely white particle with a distinctive surface morphology.


Natural Magnesium Hydroxide

Nepheline Syenite (Minex)

Minex functional fillers offer a unique combination of physical and chemical properties, delivering premium performance in architectural, wood and powder coating systems.


Our quartz sand is chemically inert and pH neutral at its surface. It offers a unique combination of hardness and chemical resistance.

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Contact SOD.DEL

The Clubhouse
Groeningenlei 16
2550 Kontich

T: +32 2 526 92 10