Sika develops recycling process for concrete
03.03.2021
MOSCOW (MRC) -- Sika, a producer of construction chemicals, says it has developed a recycling process for old concrete, said Chemweek.The technology breaks old concrete down into gravel, sand, and limestone in a process that binds about 60 kilograms (kg) of carbon dioxide (CO2) per metric ton of crushed concrete demolition waste. The company says the development will make a significant c