What is Pozzolana?
Pozzolana is a ground volcanic ash composed of siliceous and aluminous material from Pozzuoli, Italy. It is a siliceous or siliceous and aluminous material that reacts with calcium hydroxide in the presence of water at room temperature, forming insoluble calcium silicate hydrate and calcium aluminate hydrate compounds with cementitious properties.
Uses of Pozzolana
Pozzolana is commonly used in fresco painting to create hydraulic plaster for stronger fresco walls. It reacts with slaked lime and water to form mortar with cementious properties. The fine grind of Pozzolana is best used in the scratch and brown coats of fresco. Additionally, it can be added to give 'tooth' and color to animal collagen and chalk or gesso grounds and in paint.
Characteristics of Pozzolana
Pozzolana is a natural volcanic ash with a fine grind of 1-100 microns. It is ideal for use in fresco painting, hydraulic plaster, and mortar. When used with lime putty, it forms a strong and durable bond.
Why Choose Rublev Colours Pozzolana?
Rublev Colours is a trusted brand in the art supplies industry, offering high-quality Pozzolana that meets the needs of artists and professionals. Our Pozzolana is sourced from the finest volcanic ash deposits in Pozzuoli, Italy, ensuring a consistent and reliable product.
Buy Pozzolana Online
Get the best Pozzolana for your fresco painting project! Buy online now and experience the benefits of this natural volcanic ash. With its unique properties and versatility, Pozzolana is an essential material for any artist or professional working with fresco techniques.