Verified by manufacturer 3 months ago
Pre-blended, high performance, ready to use bedding mortar to BS7533-101:202 Type 35, Table 9.
Designed for use as the laying course for bound construction pavements subject to a range of trafficking categories from pedestrian to heavy traffic: traffic categories 1-9 as defined in BS7533-101 tables 2a and 2b.
A high performance and pre-blended bedding mortar. Formulated for use as the laying course (bedding) for bound construction (rigid) pavements composed of natural stone or concrete paving units subject to pedestrian, through to heavy categories of trafficking. The pre-blended feature makes this product more convenient for smaller commercial or domestic scale projects.
Features and benefits:
Color | Grey |
Finish | Coarse |
Material | Cementitious Guidance for specification option: Cementitious hydraulically bonding mortar containing crushed igneous rock. |
Shape | Formless |
Warranty description | 40 year Guidance for specification option: tuffbau Ltd warrants that the bagged product components will meet the specified performance criteria at production. |
Uniclass | |
CAWS | M10/120 Fine concrete levelling screeds M10/130 Proprietary quick drying levelling screeds M10/180 Concrete wearing screeds (granolithic) M10/195 Proprietary screeds to BS EN 13813 M10/7 Proprietary quick drying levelling screeds Q24/10 Conventional concrete block paving Q24/112 Conventional concrete block paving with bound base Q24/122 Conventional clay paver paving with bound base Q24/130 Natural stone sett paving Q24/132 Natural stone sett paving with bound base Q24/133 Natural stone sett paving overlay Q24/30 Mortar bedded Q24/385 Mortar bedded Q25/110 Natural stone slab paving system Q25/115 Natural stone slab paving overlay system Q25/120 Concrete flag paving system Q25/125 Concrete flag paving overlay system Q25/130 Rigid brick paving system Q25/135 Rigid brick paving overlay system Q25/140 Natural stone sett paving system Q25/145 Natural stone sett overlay paving system Q25/150 Concrete sett paving system Q25/155 Concrete sett paving overlay system Q25/160 Natural stone cobble paving system Q25/165 Natural stone cobble overlay paving system Q25/26 Natural stone slab paving systems Q25/31 Concrete flag paving systems |
Standard | To BS 7533-101:2021, BS 7533-4:2006, BS 7533-7:2010, BS 7533-10: 2010, BS 7533-12:2006, EN 13813:2002. |
Mortar designation | To BS 7533-101:2021 Type 25 and Type 35 compliant.Guidance for specification option:
|
Characteristics | Pre-measured and pre-blended, dried aggregate and binder.Guidance for specification option: In a 25 kg bag. |
Moisture content | Wet mix, 150 mm slump. |
Product Reference | tuffbed High Performance Bedding Mortar |
Working temperature | 2–30°C. |
Typical compressive strength | 14 days at 20°C: ~25 N/mm²; 28 days at 20°C: ~35 N/mm². |
Adhesion strength | ~1 N/mm² (without tuffbond): ~2 N/mm² (with tuffbond). |
Flexural strength | 4.5 N/mm². F4 (4.5 N/mm²). |
Modulus of elasticity | 14 000–18 000 N/mm² (application-dependent). |
Permeability (to EN 12697-19) | 2 x 10^-4 m/s. |
CompressiveStrength | C35. |
Reaction to fire | A1-fl. |
Adhesive strength designation | 2 N/mm² with tuffbond brush applied to underside of paving elements. 2 N/mm² with tuffbond brush applied to underside of paving elements and to surface of concrete base or structural slab. |
Contains Red List materials | No |
Material | Cementitious Guidance for specification option: Cementitious hydraulically bonding mortar containing crushed igneous rock. |
Embodied carbonA1-A3 (production stage) as defined in BS EN 15804 | Manufacturer guidanceFor guidance: Steintec tuffbed at 50mm bedding depth has an unverified embodied carbon value of 23.4kgCO2e/m2. |
Recyclability | recyclable |
Recycled contentAs defined in clause 7.8 of BS EN ISO 14021 | 0 % Manufacturer guidanceFor smaller commercial or domestic scale projects |
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