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NBS Source

Portuguese Black Basalt Paving

BBS Brick and Stone Limited

Fine grain granite, dark grey / black in color tone and available to be cut into any landscaping product.

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01924 241100 Website

Application

Suitable for use in hardscape applications such as pedestrian and vehicular trafficked areas.

Description

A black, fine grained granite, extremely hard in nature.


Features and benefits:

  • Durable characteristics.
  • Multiple finishes.
  • Quarry of origin: Portugal.
  • Also available as setts, kerbs, steps, edges and street furniture - consult manufacturer for more information.

General information

Color

Black

Black basalt.

Grey

Finish

Flamed, fine picked, honed and polished finishes are available.

Flamed

Polished

Honed

Bush hammered

Sandblasted

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Material

Granite

Length

Bespoke

100 mm

150 mm

200 mm

450 mm

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Width

Bespoke

Height

Bespoke

Uniclass

Pr_25_93_60_58 Natural stone paving slabsPrimary

CAWS

Q25/50 Natural stone slabs

Q25/310 Natural stone slabs

Specification data - Natural stone paving slabs

Standard

To BS EN 1341.

Where applicable, BS EN 1341/ 1342/ 1343 will be applied.

Stone denomination

-

Petrological family

Granite.

Colour

Black.

Origin

Portugal.

Physical properties

-

Dimensions and associated tolerances

-

Nominal sizes

200 x 100 x 50 mm.

200 x 100 x 60 mm

200 x 100 x 70 mm.

300 x 100 x 50 mm.

300 x 100 x 60 mm.

300 x 100 x 70 mm.

300 x 150 x 50 mm.

300 x 150 x 60 mm.

300 x 150 x 70 mm.

300 x 200 x 50 mm.

300 x 200 x 60 mm.

300 x 200 x 70 mm.

450 x 450 x 50 mm.

450 x 450 x 60 mm.

450 x 450 x 70 mm.

600 x 600 x 50 mm.

600 x 600 x 60 mm.

600 x 600 x 70 mm.

900 x 450 x 50 mm.

900 x 450 x 60 mm.

900 x 450 x 70 mm.

900 x 600 x 50 mm.

900 x 600 x 60 mm.

900 x 600 x 70 mm.

Custom.

Custom sizes are available. Contact BBS or insert requirements.

Tolerances on plan dimension and thickness (nominal)

Class 2.

Finish

Flamed.

Fine picked.

Honed.

Polished.

Performance requirements

-

Slip resistance

Wet, 76; dry, 82.

(Flamed finish).

Water absorption (maximum)

0.3%.

CompressiveStrength

392 MPa.

Flexural strength

38.2 MPa.

Material density

3090 kg/m³ (typically).

Abrasion resistance

15.5%.

Environmental information

Contains Red List materials

No

Country of material origin

Portugal

Country of product manufacture

Portugal

Embodied carbon

Available upon request.

-

Literature

Black Basalt Technical Data

Black Basalt Technical Data

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