MC Building Chemicals
30
MAY
Hâ‚‚S gas is extremely acidic and will quickly degrade all alkaline based substrates such as concrete, precast concrete and pointing mortar in brickwork. M C Building Chemicals are a world renowned manufacturer of specialist Hâ‚‚S resistant coatings that are hybrid silicate based offering complete protection from Hâ‚‚S gas degradation. Ombran CPS (corrosion protection system)…
15
MAY
H2S is a gas that seriously degrades all concrete and pointing mortar in brickwork. H2S is an acidic gas that is often formed in the sewage network and other process systems. The chemical attack is referred to as biogenous sulphuric acid corrosion with the live bacteria excreting sulphuric acid in the gas zone above the water line of the…
15
MAY
STRUCTURAL CRACK REPAIRS IN CONCRETE Regardless of the care taken in placement concrete can often crack. The reasons can be attributed to poor reinforcement design, premature loading or simple shrinkage cracking that has occurred during the concrete curing phase. MC Building Chemicals are world leading experts in structural crack repair and have solutions for both dry and water-bearing cracks. …
08
MAY
Liquid membrane waterproofing has traditionally been carried out using bituminous products. This is now being replaced by polyurethane and methyl methacrylate based products principally for their rapid speed of cure. Liquid membranes are applied to the concrete deck ideally to provide a seamless waterproof detail prior to the road surface or track ballast being laid. The above systems are now…
01
MAY
A bridge deck is a superstructure between two abutment walls that is often supported by central piers where the span extends a significant distance. Bridge decks can be supported by a traditional brick or stone barrel arch construction or pre-tensioned precast concrete units. Traditional construction techniques involve waterproofing of the decks by spray applied liquid membranes such as Stirling Lloyd…