Ritenzione di crolli di 4 ore di ritardanti in 30 ℃ calcestruzzo ad alta temperatura
In high-temperature environments (30℃+), concrete placement faces critical challenges due to accelerated cement hydration, leading to rapid slump loss and reduced workability. Maintaining slump retention for at least 4 hours is essential for complex pours, such as large-scale foundations or precast elements, where prolonged handling and placement are required. This article explores how advanced polycarboxylate …