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Prata Ostra - Granite paving

Verified by manufacturer 3 months ago

BBS Brick and Stone Limited Third party certifications:
  • ISO 9001 Quality Management

    Certificate type

  • Ethical Trading Initiative (ETI)

    Ethical Trading Initiative (ETI)

    Certificate type

  • Federation Stone GB

    Federation Stone GB

    Certificate type

A light grey silver granite rock with medium grain and granitic texture.

Jump to:
01924 241100 Website

Application

Suitable for use in most hardscape applications, including pedestrian walkways and paths, town centres, roads and access roads with high vehicular usage. Used as paving sett, paving slab, kerbs, radius kerbs, drop kerbs, street furniture including benches, planters, boulders and bollards.

Description

A light grey / silver granite with medium grain and granitic texture.


Features and benefits:

  • Extremely Durable
  • Very dense and hardwearing
  • Low Maintenance
  • Huge range of sizes
  • Multiple finishes
  • Quarry location: Madrid, Spain.

General information

Color

Grey

Guidance for specification option:

Light grey.

Silver

Finish

Sawn

Flamed

Polished

Honed

Other

Guidance for specification option:

Fine picked.

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Material

Granite

Length

Bespoke

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.

Guidance for specification option:

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

Stone denomination

-

Petrological family

Granite.

Guidance for specification option:

Biotite granite.

Colour

Light grey.

Origin

Madrid, Spain.

Physical properties

-

Dimensions and associated tolerances

-

Nominal sizes

-

Manufacturer guidance

Consult manufacturer and insert requirements.

Tolerances on plan dimension and thickness (nominal)

Class 2.

Finish

Sawn.

Flamed.

Fine picked.

Polished.

Honed.

Performance requirements

-

Slip resistance

Wet, 60; dry, 91.

Guidance for specification option:

(Flamed finish).

Water absorption (maximum)

0.3%.

CompressiveStrength

177 MPa.

Flexural strength

11 MPa.

Manufacturer guidance

Under concentrated load.

Material density

2650 kg/m³.

Abrasion resistance

14.4 mm.

Sustainability data

Contains Red List materials

No

Country of material origin

Spain

Country of product manufacture

Portugal

Material

Granite

Third party certifications

ISO 9001 Quality Management

ISO 9001 Quality Management

BS EN ISO 9001:2015

Ethical Trading Initiative (ETI)

Ethical Trading Initiative (ETI)

Ethical Stone Register

Federation Stone GB

Federation Stone GB

Stone Federation Full Membership

Literature

Prata Ostra - Technical Data

Prata Ostra - Technical Data

Case studies

M8 Footbridge Glasgow

M8 Footbridge Glasgow

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