CES Quarry Products Ltd have four quarries strategically placed around County Down. This ensures the best delivery time and competitive prices on our aggregate products and with the adoption of innovative product development combined with a long life asset and reserve base we are confident of providing reliable high quality aggregates to our customers into the next generation.
Our aggregates are also used in CES BSI approved ready mixed concrete products BS EN 206-1 and concrete block range which conforms to BS EN 771-3.
CES aggregates are an excellent shape and of the highest quality horn fells and grey wacke grit stone with +65 psv screenings being exported for high skid resistance motorway surfacing and are produced and supplied in accordance with BS EN 12620 & BS EN 13043 standards.
Physical Properties of grey wacke grit stone |
|
Chemical properties of grey wacke grit stone |
AAV 1 |
3.8% |
Silica oxide 1 |
64.6% |
AIV 2 |
11% |
Aluminium oxide 2 |
13.4% |
10% fines value (dry) |
TBC |
Iron/Ferric oxide |
5.6% |
10% fines value (wet) 3 |
240kn |
Manganese oxide 3 |
3.6% |
Particle Density (oven dry) |
2.68Mg/m3 |
Calcium oxide |
2.2% |
Particle Density (saturated surface dry) |
2.69Mg/m3 |
Sodium oxide |
2.6% |
| Apparent particle density |
2.71Mg/m3 |
Potassium oxide |
2.9% |
| Water absorption 4 |
0.5% |
Loss on ignition 4 |
3.7% |
- 1 - BS EN 1097 Pt8 2000
- 2 - BS EN 1097 Pt2 2000
- 3 - BS EN 1097 Pt2 2000
- 4 - BS EN 1097 Pt3 1995
Material Purpose |
Material Guide* |
| Sub floors, road ways & car parks |
100mm crusher run & 50mm crusher run |
| Finished grading level for sub floor, road ways and car parks |
Blinding |
| Drainage stone |
100mm clean & 50mm clean |
| Finished driveways or aggregate for concrete |
19mm screenings |
| Pipe bedding |
6mm screenings |
| Flag laying |
Dust |
* Material guide is only an average approximation of material uses. If unsure please ask your contractor to specify exactly what is needed to meet your requirements.
CES +65 psv screenings are (grey wacke grit stone) of an excellent shape and of the highest quality. CES Quarry Products Ltd work together in conjunction with Conexpo (NI) Ltd to export our +65 screenings to Great Britain by sea freight on a regular basis. One of the main demands for this stone is its compatible use and wear with high skid resistance motorway surfacing. Our +65 psv screenings are supplied in accordance with BS EN 12620 & BS EN 13043 standards.
For further details on seaborne exports from Conexpo (NI) Ltd:
Herdman Channel Berth
Port of Belfast
Belfast
Northern Road
BT3 9AL
Tel: +44 (0)28 9075 5085
Fax: 0044 (0)28 9075 3506
E-mail: sales@conexpo.co.uk
Web: www.conexpo.co.uk
Sit back get your popcorn ready and watch the Quarry Products Association (QPA) Virtual Quarry Rock Cinema which reels off some interesting and educational information on the quarry sector. Visit: www.virtualquarry.co.uk/rockcinema.htm.
Visit our contact page to view the closest CES Quarry / Yard to your location.
