The Application dimension of Sulphate Resistant Cement (SRC) segmentation isolates demand drivers by end‑use environment. Marine & Coastal Infrastructure—including ports, piers, and seawalls—accounts for roughly 35 % of total SRC volume, reflecting the high sulfate exposure of seawater and the premium placed on durability. Water & Waste‑water Treatment Facilities represent about 25 % as treatment tanks, pipelines, and reservoirs are constantly immersed in sulfate‑rich water, necessitating cement that mitigates expansion. Industrial Chemical Plants contribute 20 %, where process fluids often contain aggressive sulfates that can compromise conventional concrete. General Infrastructure (bridges, highways, dams) holds 15 % of the market; although exposure is intermittent, the long service life required drives a steady SRC uptake. The residual 5 % falls under Other applications such as mining tailings dams and power‑generation foundations, where localized sulfate conditions dictate SRC use. Collectively, these application sub‑segments shape the overall market size by aligning product performance with site‑specific chemical aggressiveness.