108 Conspeed HP Hardeners are lithium-silicate-based products designed to densify and harden concrete surfaces. This typically contains lithium silicate compounds, which react with the calcium hydroxide in the concrete to form calcium silicate hydrate (CSH) crystals. The application of Conspeed HP can improve the appearance of concrete surfaces, providing a glossy finish that enhances the natural beauty of the material. The offered hardeners can improve the appearance of concrete surfaces, providing a glossy finish that enhances the natural beauty of the material. 108 Conspeed HP Hardeners create a durable surface that is resistant to wear and abrasion, making it suitable for high-traffic areas.