K Lime SB1
Verified by manufacturer 3 months ago
A Natural Hydraulic Lime based preparatory key coat.
Application
- Used as a preparatory coat to combat problems due to insufficient key or poor suction.
- Helps to provide suction control across a range of backgrounds.
Description
K Lime SB1 is a Stipple Bond that gives a larger surface area and improves the adhesion of K Lime renders to difficult substrates such as natural stone and brickwork. Primarily a blend of Natural Hydraulic Lime and carefully selected white limestone sand, K Lime SB1 is applied using a hawk and trowel, scrubbed into the surface and immediately textured to leave a rough stipple finish. Subsequent render coats may be applied once dried.
Features and benefits:
- Cement-free preparatory coat.
- Combats problems due to insufficient key or poor suction.
- Only requires the addition of water and thorough mixing prior to use.
- Does not contain Portland cement.
- Designed to be used as a stipple coat as described in EN 13914-1.
- Manufactured in accordance with a quality system certified to ISO 9001.
General information
Color | Grey |
Finish | Textured |
Material | Hydraulic lime |
Shape | Formless |
Uniclass | |
CAWS | M20/57 Lime:sand M20/310 Lime:sand |
Specification data - Hydraulic limes
Type of hydraulic lime | Natural hydraulic lime. |
CompressiveStrength | CS1. |
Capillary absorption | W0. |
Adhesion | 0.14 N/mm² (FP - a). |
Water vapour permeability | 10 μ. |
Density | 1460 kg/m³. Manufacturer guidanceDry bulk density. |
ThermalConductivity | 0.45 W/mK. |
Reaction to fire | Class A1. |