Ingfer Fillers & Minerals B.V.
Galjoen 39
1483 TM DE RIJP
The Netherlands
Tel: + 31 299 674539
Fax: + 31 299 674017
Email: ingfer@ingfer.nl
Kaolin and Calcium carbonates
Calcium Carbonates
Calcium Carbonates are composed of the crystalline mineral, calcite which occurs naturally
in the form of chalk, marble or limestone. Chalk is usually finely textured and is relatively impure.
Marble deposits are limestones changed by recrystallisation under conditions of extreme heat and
pressure. In some cases, this natural process yields pure marble of exceptional whiteness, such
as the famous deposits of Carrara in Northern Italy. Calcium carbonates are widely used as
extenders in a variety of coatings.
Hydrous Kaolin
Kaolin or china clay is a naturally occuring, hydrated aluminium silicate mineral formed by
the hydrothermal degradation of granite.
Benefits in coatings include effective TiO2 spacing, good opacity and matting efficiency in
high PVC coatings, favourable rheology and thixotropic effects, improved sandability and
enamel holdout properties.
Technical Data is available on request.
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