Summary
IS 5047 covers Portland cement from integrated plants. Quality requirements aligned with IS 269/IS 8112/IS 12269 depending on OPC grade.
Specification for Portland cement produced by integrated cement plants.
Key Values
28-day strengthMin 33 MPa (OPC 33)
Initial settingMin 30 minutes
Final settingMax 600 minutes
Practical Notes
! Quality should match IS 269/8112/12269 depending on OPC grade.
! Always check manufacturer's test certificate against relevant grade standard.
cementPortland cementOPCintegrated plant