Typical Chemical Analysis
| CaCO3 | 99.60% |
| CaO | 55.64% |
| MgO | 0.15% |
| Fe2O3 | 0.001% |
| Al2O3 | 0.001% |
| SiO2 | 0.01-0.03% |
| Loss on Ignition (LOI) | 43.95% |
Uncoated GCC · Biliton grade system
Compare Uncoated GCC Grades by Particle Size
All grades use a common mineral base. The commercial difference is the particle-size distribution, grade-specific physical properties and intended application.
7 Biliton grades
D97 · D50 · <2 µm
Individual TDS
Export packing options
Grade Comparison
Quick Selection by D97, D50 and Below-2-Micron Fraction
Values are typical. Final commercial specification and lot-specific results are confirmed in the quotation and applicable COA.
| Biliton grade | D97 micron |
D50 micron |
<2 µm % |
Oil absorption g/100 g |
Brightness % |
Bulk density g/cm³ |
Recommended applications | TDS |
|---|---|---|---|---|---|---|---|---|
| BIL-GCC-U035 | 34-36 | 5.5-6.5 | 20 +/- 2 | 14.5 +/- 0.5 | 97 +/- 1 | 0.83 +/- 0.05 | Wall putties · Waterproofing materials · Paints | PDF ↓ |
| BIL-GCC-U024 | 23-25 | 4.5-5.5 | 26 +/- 2 | 17 +/- 0.5 | 97.5 +/- 1 | 0.79 +/- 0.05 | Putties · Decorative paints · Sealants · Protective coatings | PDF ↓ |
| BIL-GCC-U020 | 19-21 | 3.8-4.5 | 28 +/- 2 | 17.5 | 97.5 +/- 1 | 0.73 +/- 0.05 | Matt-finish formulations · Decorative paints · Sealants · Protective coatings | PDF ↓ |
| BIL-GCC-U017 | 16-18 | 3.5-4.0 | 30 +/- 2 | 18 +/- 0.5 | 97.5 +/- 1 | 0.70 +/- 0.05 | Decorative coatings · Paints · Adhesives · Sealants | PDF ↓ |
| BIL-GCC-U012 | 11-13 | 2.6-3.0 | 36-40 | 19 +/- 0.5 | 97.5 +/- 1 | 0.57 +/- 0.05 | Paints · Rubber moulding · Sealants · Adhesives | PDF ↓ |
| BIL-GCC-U011 | 10-11 | 2.5-3.0 | 38-42 | 20 +/- 0.5 | 97.5 +/- 1 | 0.56 +/- 0.05 | Paints · Rubber moulding · Sealants · Adhesives | PDF ↓ |
| BIL-GCC-U009 | 8-9 | 1.8-2.2 | 47-52 | 20.5 +/- 0.5 | 97.5 +/- 1 | 0.55 typical | Paints · Rubber moulding · Sealants · Adhesives | PDF ↓ |
Common Product Profile
One Common Chemistry, Distinct Physical Grades
Biliton codes are based on nominal D97 and are used consistently across the website, TDS, quotation and COA.
Common Physical Properties
| Refractive index | 1.59 |
| pH | 9 max |
| Mohs hardness | 3 |
| Moisture | 0.20% max |
| PSD method | Laser diffraction (Malvern) |
Individual Product Sheets
One Downloadable TDS for Every Grade
Choose a grade to download its technical sheet or add it directly to the quotation request.
BIL-GCC-U035
- D97
- 34-36 µm
- D50
- 5.5-6.5 µm
- <2 µm
- 20 +/- 2%
- Oil abs.
- 14.5 +/- 0.5
Wall putties · Waterproofing materials · Paints
BIL-GCC-U024
- D97
- 23-25 µm
- D50
- 4.5-5.5 µm
- <2 µm
- 26 +/- 2%
- Oil abs.
- 17 +/- 0.5
Putties · Decorative paints · Sealants · Protective coatings
BIL-GCC-U020
- D97
- 19-21 µm
- D50
- 3.8-4.5 µm
- <2 µm
- 28 +/- 2%
- Oil abs.
- 17.5
Matt-finish formulations · Decorative paints · Sealants · Protective coatings
BIL-GCC-U017
- D97
- 16-18 µm
- D50
- 3.5-4.0 µm
- <2 µm
- 30 +/- 2%
- Oil abs.
- 18 +/- 0.5
Decorative coatings · Paints · Adhesives · Sealants
BIL-GCC-U012
- D97
- 11-13 µm
- D50
- 2.6-3.0 µm
- <2 µm
- 36-40%
- Oil abs.
- 19 +/- 0.5
Paints · Rubber moulding · Sealants · Adhesives
BIL-GCC-U011
- D97
- 10-11 µm
- D50
- 2.5-3.0 µm
- <2 µm
- 38-42%
- Oil abs.
- 20 +/- 0.5
Paints · Rubber moulding · Sealants · Adhesives
BIL-GCC-U009
- D97
- 8-9 µm
- D50
- 1.8-2.2 µm
- <2 µm
- 47-52%
- Oil abs.
- 20.5 +/- 0.5
Paints · Rubber moulding · Sealants · Adhesives
Packing & Export Supply
Packing Selected Around the Grade and Supply Chain
Export 25 kg bags and jumbo bags according to grade and order basis.
- 25 kg export bags
- Jumbo bags
- Palletising and wrapping
- Container loading plan
Frequently Asked Questions
Uncoated Ground Calcium Carbonate
Values are typical. Final commercial specification and lot-specific results are confirmed in the quotation and applicable COA.
Are estimated technical values published on the website?
No. Numeric values are published only when they come from an approved TDS, COA or controlled grade record.
How should a buyer choose the correct page?
Start with the application, then send the particle size, technical limits, quantity, packing and destination.
Are technical documents available?
The applicable TDS, SDS and COA or shipment analysis are supplied according to the approved grade and transaction.
EXPORT SALES
Need to Match a Grade to Your Formulation?
Send the application, current grade or target parameters, quantity, packing and destination.
