OPC - Ordinary Portland Cement

1. Additive content: conformed with TCVN 6260:2009

2. Fineness: sieve 90µm (10% max), Blaine (2800 cm²/g min)

3. Autoclave Expansion: 0.8mm max

4. Time of setting:

4.1. Initial test: 45 minutes min

4.2. Final set: 420 minutes max

5.Soundness: 10 mm max

6.Compressive strength:

6.1. After 3 days: 18 N/mm^{2 min}

6.2. After 28 days: 40 N/mm²max

7.Sulfur trioxide content: 3,5 % max

Should you need more information and assistance please feel free to contact us any time. We will be more than happy to assist you.

Thank you for your time!

Best Regards,