Calwhite™ by Imerys is untreated grounded calcium carbonate. It offers improved mechanical, rheological, optical and dispersion properties. It is used in thermoset as well as in unsaturated polyester resins. Calwhite™ has good brightness and broad particle size distribution which makes it excellent low-cost filler for glass-reinforced polyesters and other applications where high loadings of a fine particle size filler are required. It is used in film polyolefin, rubber and SMC/BMC.
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Calwhite™ properties
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| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Brightness | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Particle Size | 0.0 Visible After Login | Visible After Login | Visible After Login |