Milled feldspar is a naturally occurring mineral with properties that make it an exceptional functional filler and extender in a wide range of ceramic and industrial applications.  Minspar, the QUARTZ Corp’s high purity feldspar products, are widely used in paints and coatings, adhesives, caulks, and sealants, plastics and elastomers, engineered stone, ceramics, glass, and abrasives and polishes.

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Product list

F-20

A high quality sodium/potassium/calcium aluminium silicate produced from deposits in Spruce Pine. KEY APPLICATIONS Ceramics

Minspar 1

A minus 30 mesh feldspar with very low iron content, high brightness and excellent fluxing properties. KEY APPLICATIONS Abrasives, Ceramics and Glass

Minspar 170

A high quality sodium/potassium/calcium aluminium silicate ground to 14 µm with low iron oxide and high alkali oxide per unit of alumina. The consistent particle size makes it ideal for use in a wide range of applications. KEY APPLICATIONS Sanitary Ware, Ceramics, Household Cleaners, Abrasives, Adhesives, Refractories

Minspar 200

A 200 mesh flotation grade soda felspar. Low iron content, high brightness, and excellent fluxing properties. KEY APPLICATIONS Sanitary Ware, Dinnerware, Glazes, Tiles, Engineered Stone, Glass, Insulation Fibreglass, Coatings, Polishes, Adhesives

Minspar 3

A coarse particle (12 µm) ground feldspar with a tightly controlled PSD for use in flat solvent and water based applications that is easily dispersed. KEY APPLICATIONS Films & Plastisols, Coatings, Industrial Applications

Minspar 250

A high quality sodium/calcium aluminium silicate ground to 10.6 µm, offering low iron oxide and high alkali oxide per unit of alumina.

NC4-250

A high purity sodium/potassium/calcium aluminum silicate ground to 170 mesh. Carefully beneficiated and controlled for quality, NC4-250 offers low iron oxide, high whiteness and high alkali oxide per unit of alumina. KEY APPLICATIONS Sanitary Ware, Hobby Ceramics, Engineered Countertops, Adhesives, Roofing Tiles, Industrial Ceramics, Abrasives, Bricks & Shapes

Minspar 4

A medium particle size ground feldspar (7 µm) with a tightly controlled particle size distribution. Easily dispersed in water and solvent based systems, improving exterior durability, scrub-resistance, improved gloss retention, excellent tint strength, and reduction in oil and moisture absorption. KEY APPLICATIONS Coatings, Paints,Rubbers & Elastomers, ACS, Plastisols

Minspar 7

A fine particle size (4.8 µm) ground feldspar with a tightly controlled particle size distribution. High Hegman Grind for easy dispersion into coatings for improved exterior durability, scrub-resistance, gloss retention, and tint strength. KEY APPLICATIONS Coatings, Adhesives, Inks, ACS, Plastisols

Minspar 10

A fine particle size (3.2 µm) ground feldspar with a tightly controlled particle size distribution. Provides exterior durability, scrub resistance, gloss retention, and tint strength, easily dispersed thanks to a high Hegman Grind. KEY APPLICATIONS Adhesives, Coatings, Clear Systems, Inks, ACS, Plastisols