
Product images are indicative. Natural stone varies in colour and structure.
Grå Kulla (Kulla Grey)
Grå Kulla · Granite from Skåne
In shortA Swedish granite from Skåne, grey. Typical uses: external paving, paving slabs, setts, kerbs.
| Rock type | Granite |
|---|---|
| Origin | Kulla, Sibbhult, Skåne, Skåne |
| Colour | grey |
| Flexural strengthEN 12372 | 15.5 MPa (LFV) |
| Flexural strength after frostEN 12371 | 13.9 MPa (LFV) |
| Compressive strengthEN 1926 | 202 MPa (LFV) |
| Water absorptionEN 13755 | 0.1 % |
| Apparent densityEN 1936 | 2 660 kg/m³ |
| Slip resistance, wetEN 14231 | 19 SRV (honed) |
| Breaking load at dowel holeEN 13364 | 2 731 N (LFV) |
Values from declarations of performance and test reports. LFV is the lower expected value under EN 1469 and EN 1341. We send the declaration of performance on request.
About the stone
Getting to know Grå Kulla (Kulla Grey)
A grey granite from Kulla near Sibbhult in Skåne, and one of the few Swedish granites with a declared breaking load at the dowel hole. Specify it bush-hammered, flamed, honed or with a soft leather finish.
Where to use it
As a hard silicate stone, Grå Kulla (Kulla Grey) is supplied for external paving, paving slabs, setts, kerbs, block steps and walls. For external surfaces we recommend a flamed, bush-hammered or blasted finish, which keeps its grip when wet. Thickness and format for paving depend on traffic load and bedding; we size them with your engineer against EN 1341 to EN 1343.
Finishes
- bush-hammered: evenly textured, the classic finish for squares and plinths
- flamed: rough and slip resistant, for external paving and steps
- honed: smooth and matt, shows the pattern, for interior floors
- leather: a silky matt with a slight texture
Origin and geology
Skåne, Sweden's southernmost province, supplies red and grey granites. Its quarries sit close to the southern ports, a short crossing from northern Germany and Denmark.
Granite, quartzite, gneiss and diabase are silicate rocks: hard, dense and unaffected by acids. They are the stones for facades, squares, setts and steps, wherever stone has to take frost, de-icing salt and traffic.
Supply and documentation
Zurface supplies Grå Kulla (Kulla Grey) as slabs, treads, setts, cladding and cut-to-size pieces, delivered to site. Every quote comes with the declaration of performance (DoP) and CE marking. See Specifying Swedish stone for standards and tender wording.
Questions
Can Grå Kulla (Kulla Grey) be used outdoors?
Yes. It is used for external paving, paving slabs, setts. Choose a flamed, bush-hammered or split finish outside so the surface stays slip resistant in the wet.
Which finishes are available for Grå Kulla (Kulla Grey)?
Available: bush-hammered, flamed, honed, leather finish. Other finishes on request.
Can I get a sample of Grå Kulla (Kulla Grey)?
Yes. We send samples to architects, clients and contractors. Request samples.
Samples and quotes
See Grå Kulla (Kulla Grey) for yourself
We send samples to architects, designers, clients and contractors and quote delivered to site anywhere in Europe.
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