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VANSIL® W-10

CAS Number
13983-17-0
EC Number
237-772-5
Chemical Name
Calcium Metasilicate, Pumice

VANSIL® W-10 Wollastonite is a coarse grade of wollastonite with approximately 20% retained on a 325 mesh sieve. VANSIL W-10 can be used as a general purpose extender pigment where ultra-fineness is not required such as texture paints and block fillers. The naturally high pH of wollastonite helps to buffer latex paints and coatings, which contributes to improved corrosion resistance and weathering. This also extends in-can stability and prolongs the lifetime of the coating.

Properties

Physical Form
  • Powder
  • Solid

Identification

CASE Ingredients Functions
Extender

Product families

Applications

Industrial — Chemical & Industrial Manufacturing
  • Ceramics & Refractory
  • Metal Manufacturing & Finishing

Product Families

CASE Ingredients — Additives
  • Fillers & Extenders
Pigments & Colorants — Effects Pigments
  • Filler Pigments
Industrial Additives & Materials — Processing Aids
  • Glass & Ceramic Additives
  • Metal Processing Additives

Other characteristics

Brand
VANSIL
Functions
Extender, Filler, Lubricant
Pigment Type
Filler Pigments
Usage

Functional filler in adhesives, abrasives, ceramics, elastomers, insulating materials, paint, plastics, resins, sealants, and wallboards.

Markets
Industrial
PACKAGING
Standard Container - 50 pound paper bag.
Coating Type
  • Latex
  • Primer
Technology
  • CASE Ingredients
  • Industrial Additives & Materials
  • Pigments & Colorants
Labeling Claims
Low VOC
Storage Condition

Because VANSIL W-10 tends to agglomerate during prolonged storage, we recommend a maximum storage period of 6 months.

Applicable Processes
  • Chemicals Production
  • Metal Manufacturing
  • Paint Manufacturing
  • Resin Manufacturing
  • Sealant Manufacturing
Chemical Inventories
  • AICS (Australia)
  • DSL (Canada)
  • ECL (Korea)
  • ENCS (Japan)
  • IECSC (China)
  • ISHL (Japan)
  • KECI (Korea)
  • NDSL (Canada)
Industrial Additives End Use
  • Building Materials
  • Ceramics
  • Refractory Materials
  • Wallboards
Industrial Additives Features
  • Good Green Strength
  • Good Shrinkage Resistance
  • Impact Resistance
  • Improved Dimensional Stability
Industrial Additives Functions
  • Filler
  • Lubricant

Technical data

Table 1 of 1

10 rows
CharacteristicValueUnitMethod
Color (Fired)min. 90—T-945
Fineness (Retained on 80 mesh)max. 0.15%T-944
Fineness (Retained on 200 mesh)max. 4.5%T-944
Brightness (Dry)80.0——
Bulking125.0cc/150 grams—
Density (At 25°C)2.9Mg/m³—
Moisture Content0.5%—
Oil Absorption (Rub Out)19.0——
pH Value (10% SIurry)9.8——
Volume Displacement24.2lbs./gal—

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