34,Nguyễn Thời Trung, Thạch Bàn. *8h-17h30 
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Mô tả
Portland cement is made of quality material that makes it recommended for building commercial and residential building . It is also suitable for construction of pavements , Briges, roads, highways, airstrips and others
CEMENT STANDARD
1.Vietnam standard (TCVN)
– Quality of Cement as per TCVN 6260 – 2009
2. European standards (EN)
– Certificate I -EN 197-1.2000- CEM II 42,5 R
– Certificate II – En 197-1.2000 CEM II 42,5N
– Certificate III – EN 197-1.2000 CEM I 42,5R
3. American standards (ASTM)
– ASTM C150 TYPE-1
– ASTM C1157 TYPE- GU
– ASTM C1157 TYPE- HE
| Items | CHARACTERISTICS | Units | SPECIFICATION LIMIT | TEST RESULT | TEST METHODS |
| ASTM C150-TYPE I | |||||
| 1 | SiO2 | % | 22 max | 20.26 | ASTMC114 |
| 2 | Al2O3 | % | – | 5.16 | |
| 3 | Fe2O3 | % | – | 3.18 | |
| 4 | CaO | % | 60 min | 63.28 | |
| 5 | MgO | % | 6 max | 1.05 | |
| 6 | SO3 | % | 3 max | 2.55 | |
| 7 | Loss on Ignition, (LOI) | % | 3 max | 2.71 | |
| 8 | Insoluble Residue | % | 0.75 max | 0.69 | |
| 9 | Chloride conten | % | A | – | |
| 10 | Total Alkali Na2Ot®= Na2O + 0.658 K2O | % | 0.75 max | 0.55 | |
| 11 | C3S | % | A | BY CALCULATED |
|
| 12 | C2S | % | A | ||
| 13 | C3A | % | A | ||
| 14 | C4AF | % | A | ||
| 15 | Specific surface or Blaine | cm2/g | 3200 min | 3537 | ASTM C204 |
| 16 | Retained content on sieve 45mm | % | A | ASTM C430 | |
| 17 | Setting time | ||||
| 18 | – Initial Setting Time | Minute | 45 min | 125 | ASTMC191 |
| 19 | – Final Setting Time | Minute | 375 max | 185 | |
| 20 | Heat of hydration: | ||||
| 21 | 7 Days | KJ/kg | A | ASTM C 186 | |
| 22 | 28 Days | KJ/kg | A | ASTM C 186 | |
| 23 | Mass density | g/cm | A | ASTM C 188 | |
| 24 | Sulfate resistance, 14 days expansion | % | A | ASTM C 452 | |
| 25 | Air content of mortar | % | ≤ 12.0 | ASTM C 185 | |
| 26 | Autoclave expansion | % | < 0.80 | ASTM C 151 | |
| 27 | Compressive strength | ||||
| 28 | – 3 days | MPa | 12 min | 16.8 | ASTMC109 |
| 29 | – 7 days | 19 min | 25.3 | ||
| 30 | – 28 days | 28 min | 37.2 | ||
| 31 | Fineness | ||||
| 32 | Retained content on sieve 0.09mm | % | 3 max | 0.12 | ASTM C430 |
| 33 | Chloride content | % | 0.1 max | 0.04 | ASTMC114 |
| 34 | CaO free | % | 1.5 max | 0.65 | ASTMC114 |
| SPECIFICATIONS FOR ORIDINARY PORTLAND CEMENT AS PER EN 197-1:2011/CEM I 42.5 | ||||||
| Items | CHARACTERISTICS | Units | SPECIFICATION LIMIT | TEST RESULT | TEST METHODS | |
| 1 | SiO2 | % | ≤ 26.00 | 23.41 | EN 196-2 | |
| 2 | Al2O3 | % | ≤ 6.50 | 5.5 | ||
| 3 | Fe2O3 | % | ≤ 4.50 | 3.6 | ||
| 4 | CaO | % | ≥ 54.00 | 57 | ||
| 5 | MgO | % | ≤ 5.00 | 2.75 | ||
| 6 | SO3 | % | ≤ 3.5 | 2.56 | ||
| 7 | Loss on Ignition, (LOI) | % | ≤ 10.00 | 7.00 | ||
| 8 | Insoluble Residue | % | ≤ 12.00 | 6.00 | ||
| Physical and Mechanical Properties | ||||||
| Finess test | ||||||
| 1 | Blaine | cm2/g | ≥ 3200 | 3800 | EN 196-6 | |
| 2 | Retained content on sieve 75mm | % | < 15.0 | 0.1 | ||
| Time of setting | ||||||
| 1 | Initial set | Minutes | ≥ 75 | 145 | EN 196-3 | |
| 2 | Final set | Minutes | < 420 | 200 | ||
| 3 | Soundness (LeChatelier) | mm | < 10.0 | 1.0 | EN 196-3 | |
| Compressive strength | ||||||
| 1 | 2 Days | MPa | ≥ 20.0 | 23.0 | EN 196-1 | |
| 2 | 3 Days | MPa | 27.0 | |||
| 3 | 7 Days | MPa | 37.0 | |||
| 4 | 28 Days | MPa | ≥ 42.5 | 50.0 | ||
Note :
- Quantity ; 300,000 – 450,000 tons/mouth ( For 1st shipment )
- Payment terms : Payment of 10% as deposit within 2 workig days after confirming order. The rest of payment by LC irrevocable at sight.
- Loading port : Hon gai port, Quang Ninh, Vietnam. Load rate : 5000 MT/day with big vessel has 4 ship’s cranes x25 SWL
Contact Us : 0084-0386040000
Email : vtechmart@gmail.com
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