GAYATRI RUBBERS AND CHEMICALS Q2 FY27 CONCALL: TARGETS OVER ₹55 CR FY27 REVENUE & ~25% H2 EBITDA MARGIN; ₹70–100 CR RAILWAY PAD REVENUE POTENTIAL, FULL PLANT 2 UTILISATION BY FY28 & ₹10–15 CR VANDE BHARAT/METRO SALES