Ordinary Portland Cement with High Quality
- Loading Port:
- China Main Port
- Payment Terms:
- TT or LC
- Min Order Qty:
- 1000 Tons bag
- Supply Capability:
- 200000 Metric Tons per Month bag/month
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Grade: 42.5
Type: CEM-l
COMMODITY: CEMENT
DESCRIPTION :OPC 42.5 (CEM-l, PORTLAND CEMENT)
SPECS:
MAIN TYPE | CEM-l |
TYPE OF CEMENT | PORTLAND CEMENT |
CLINKER % BY MASS | > 95.00% |
GYPSUM BY MASS% | < 5.00% |
ADDITIVES% | NIL |
- Q:will loquid elmers or rubber cement work better for glueing papers together
- that depends on whether or not you want to be able to take the papers apart later or not. if you do then i would go with the rubber cement, if not then elmers all the way. another thing to keep in mind is that elmers glue is known to cause the paper to crinkle and in my opinion, that ruins the presentation of the whole project.
- Q:Does anyone have a clue?
- Portland cement is staight-up cement powder - pure and simple. It is mixed with sand and water. That's all they used many years ago. The vast majority of people these days use Ready-mix Cement which is mixed with water. Cement powder is only known as Portland Cement.
- Q:wet areas like dikes or dams.
- Yes. Type IV Portland cement is generally known for its low heat of hydration. This cement is used for very large concrete structures, such as dams, which have a low surface to volume ratio. This type of cement has not been made for many years, because Portland-pozzolan cements and ground granulated blast furnace slag addition offer a cheaper and more reliable alternative. These classes differ from the ASTM classes. I - Portland cement: Comprising Portland cement and up to 5% of minor additional constituents. II - Portland-composite cement: Portland cement and up to 35% of other single constituents. III - Blastfurnace cement: Portland cement and higher percentages of blastfurnace slag. IV - Pozzolanic cement: Portland cement and up to 55% of pozzolanic constituents. V - Composite cement: Portland cement, blastfurnace slag and pozzolana or fly ash. Read the links below for more details.
- Q:I accidentally put my foot inside a wet cement container. Then, I fell asleep.....and when I woke up.....My foot is stuck to the container. I am not sure what to do? Should I drill the cement with a screwdriver to dig through or what?
- I have to give it to you; Falling asleep while your foot is inside a contair of cement is an achievement. Secondly you better call the fire department to haul in some tools.
- Q:calcium carbonate + ??? = cement
- very complex product...much more so than you seem to expect. See the wiki below
- Q:would the three elements which make up cement ever come together to form cement naturally?
- Absolutely Yes. Calcite or calcium carbonate is a very common natural cement of many sedimentary rocks. Its chemical formula is CaCO3. So, you need CO2 from the atmosphere to be dissolved in the water (from the rain) to form the acid H2CO3 That's the main reason why rain is acid and not neutral (it has a pH about 5.5, but it gets even more acid when there is pollution). When this acidic rain reacts with the rocks, it leaches out Ca2+ (among many other elements) from the rock. When this water reaches saturation it will precipitate calcium carbonate, cementing the rock. So you have all this substances naturally occurring in the ground water. Note that all this chemical reactions occur at room temperatures. What the man does to produce cement is to heat up Calcium carbonate (CaCO3) (at very high temperatures, above 900 C) to produce CaO and CO2. The CO2 is lost to the atmosphere and you have a powder of CaO. If you add water to the CaO (which is very reactive) it will form again CaCO3 capturing the CO2 dissolved in the water. That's why if your concrete stays wet for long periods of time (when first mixed) it will be of a better quality and also it will not form if you are close or below the freezing point of water.
- Q:What is cement asbestos and where was it used? Is it basically just sheeting that is/was used to insulate housing (kinda like siding)? We were sanding/grinding a cement wall in the company front yard, and I was just wondering if this could have been labelled as cement asbestos. I don't know if it contains asbestos, but it is just a cement/concrete wall that contains the company name. Thanks.
- Poured cement such as walls, slabs, driveways etcetera did not contain asbestos..just concrete sheet products also known as Fibro..it is still called fibro in oz but it now contains no asbestos..here is a link
- Q:the big pieces came from a old cement gold fish pond in my yard .
- Sledge hammer - cheapest and hardest way; be sure to use eye protection and cover any near by windows Jackhammer - pretty demanding physically Rent a bobcat - easiest, but costliest; if there is a lot of cement, it will help to move around the broken pieces afterward
- Q:I want to do building business business sand cement stones. The (Need to add) What equipment needs to invest about how many predecessors advice about how business can do well.
- Forklift 50 good application, and now the transport equipment are relatively large, first of all better equipment ah. Excavators, venues, inventory, working capital, at least 100 million.
- Q:Walking pavementTypes of coumpounds or one
- If you want to make cement or 'concrete' for a foot-path: 1 part cement 2 part gravel or sharp stones 3 part sand (not from the beach) You can mix these yourself in a barrow, add the water sparingly, not in big amounts. Don't want the mix too sloppy.
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1. Manufacturer Overview |
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Location | Shandong,China (Mainland) |
Year Established | 2011 |
Annual Output Value | US$10 Million - US$50 Million |
Main Markets | North America; South America; Eastern Europe; Southeast Asia; Africa; Oceania; Mid East; Eastern Asia; Western Europe; Central America; Northern Europe; Southern Europe; South Asia |
Company Certifications | ISO 9001:2000;CE |
2. Manufacturer Certificates |
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a) Certification Name | |
Range | |
Reference | |
Validity Period |
3. Manufacturer Capability |
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a)Trade Capacity | |
Nearest Port | Qingdao PORT, Yantai port, Shanghai port |
Export Percentage | 91% - 100% |
No.of Employees in Trade Department | Above 50 People |
Language Spoken: | English, Chinese, Spanish, Japanese, Portuguese, German, Arabic, French, Russian, Korean, Hindi, Italian |
b)Factory Information | |
Factory Size: | 1,000-3,000 square meters |
No. of Production Lines | 10 |
Contract Manufacturing | OEM Service Offered |
Product Price Range | High and/or Average |
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Ordinary Portland Cement with High Quality
- Loading Port:
- China Main Port
- Payment Terms:
- TT or LC
- Min Order Qty:
- 1000 Tons bag
- Supply Capability:
- 200000 Metric Tons per Month bag/month
OKorder Service Pledge
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
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