High performance, crushed igneous rock laying course and jointing aggregate which is water permeable and frost resistant.
Suitable for use as a laying course and jointing material in unbound pavements.
A carefully blended, crushed igneous rock aggregate, graded and formulated for use as the laying course and jointing material in unbound pavements constructed in natural stone, pre-cast concrete setts, slabs and other modular paving elements.
Features and benefits:
tuffbau Ltd warrants that the bagged product components will meet the specified performance criteria at production
Q24/110 Conventional concrete block paving
Q24/113 Conventional concrete block paving overlay
Q24/115 Permeable concrete block paving – total infiltration
Q24/117 Permeable concrete block paving – partial infiltration
Q24/119 Permeable concrete block paving – no infiltration
Q24/12 Permeable concrete block paving
Q24/120 Conventional clay paver paving
Q24/124 Permeable clay paver paving – total infiltration
Q24/126 Permeable clay paver paving – partial infiltration
Q24/128 Permeable clay paver paving – no infiltration
Q24/130 Natural stone sett paving
Q24/15 Conventional clay paver paving
Q24/17 Permeable clay paver paving
Q25/120 Concrete flag paving system
Q25/125 Concrete flag paving overlay system
Q25/31 Concrete flag paving system
Q25/375 Sand/ Fine aggregate for site mixed mortar
Q25/390 Sand/ fine aggregate for unbound laying course and jointing of concrete flag paving
Q25/420 Sand/ fine aggregate for laying course of concrete sett paving
Q25/425 Fine aggregate for jointing concrete sett paving
Q25/435 Primer for underside of flags and slabs
Unbound conventional pavements - laying course - C.1.2 BS 7533-7: 2010.
Unbound permeable pavements - laying course and jointing aggregate - BS 7533-13: 2009 Table A2.
Bagged dry or bulk.
Compressive strength (minimum)
Uncompacted bulk density;1.553 tonnes/ m³. Compacted bulk density; 1.733 tonnes/m³.
Water permeable crushed igneous rock aggregate.
tuffgrit High-Performance Laying Course and Jointing Aggregate
Un-compacted bulk density
Compacted bulk density
Conforming to BS7533-13:2009 Table A2.
Crushed particle index
LA abrasion coefficient
Resistance to wear (micro deval)