AARTI INDUSTRIES Q2 FY27 CONCALL: MAINTAINS FY28 EBITDA TARGET OF ₹1,800–2,200 CR; PLANS ₹700–800 CR FY27 CAPEX, TARGETS ₹250–350 CR ZONE 4 BOTTOM-LINE CONTRIBUTION & SIGNS ₹1,500 CR LONG-TERM SUPPLY AGREEMENT