28 Jul 2022
By Sheldon White Colloidal silica reduces water-vapour transmission in concrete by between 70% and 80%. This is according to independent laboratory tests that were undertaken to […]
20 Jul 2022
By Sheldon White Colloidal silica post-placement pozzolan technology can benefit polished concrete in many ways. Polishing entails removing the upper paste portion of the concrete surface […]
6 Jul 2022
By Sheldon White Colloidal silica post-placement pozzolan technology fills capillary voids by reacting with calcium hydroxide found in concrete to form Calcium Silicate Hydrate (C-S-H). In […]
30 Jun 2022
By Sheldon White Colloidal silica post-placement pozzolan technology is not a bond breaker. Colloidal silica post-placement pozzolan technology penetrates concrete and does not change its surface. […]
8 Jun 2022
By Sheldon White Concrete abrasion resistance is an important consideration for certain structures. These include those that carry continuous vehicle traffic or that are subject to […]
1 Jun 2022
By Sheldon White Concrete curing differs to drying. Yet, the two terms are often incorrectly used interchangeably, especially when referring to concrete slabs that will receive […]
17 May 2022
By Sheldon White Colloidal silica post-placement pozzolan technology differs from vapour retarders or barriers. In this article, we will explain the difference between colloidal silica post-placement […]
17 May 2022
By Carl White Water vapour transmission and condensation look similar. In both instances, water collects on the surface of the concrete. However, it is important to […]
1 May 2022
Carl White, Managing Director of SprayLock Africa, explains the difference between SCP technologies and typical applied silicates. Studies have demonstrated that even a small addition of […]
8 Apr 2022
Cutting-edge Spray-Lock Concrete Protection’s SCP technology has been used on many projects in South Africa and in other countries on the continent to enhance concrete strength […]