| Certification: | ISO 9001 , ISO 14001 , OHSAS/ Ohsms 18001 |
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| Environmental Protection: | Yes |
| Color: | Black |
| Appearance: | Powder |
| Kind: | Drilling Fluid |
| Application: | Asphalt Additives |
| Samples: |
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| Customization: |
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Suppliers with verified business licenses
Audited Supplier Anti-sloughing Filtrate Reducer for drilling
This product is the product of weathered lignite after multi-step reaction such as sulfonation and grafting. The product has better temperature resistance and salt resistance than lignite products, and has the effect of preventing slump and water loss.
| Description | Index | |
| Appearance | Black-brown free-flowing powder | |
| water content,% | ≤15 | |
| pH value (1% aqueous solution) | 8-11 | |
| Relative expansion rate,% | ≤60.0 | |
| Freshwater slurry | Medium pressure filter loss at room temperature,ml | ≤10.0 |
| High temperature and high pressure filter loss,ml | ≤25.0 | |
| salt water slurry | Medium pressure filtration loss after high temperature aging,ml | ≤15.0 |
| High temperature and high pressure filter loss,ml | ≤35.0 | |
25KG/BAG, 1000KG/PALLET
Or as customers's requirement.
Dongying Dayong Petroleum Additives Co., Ltd. is a one-stop oilfield chemicals solution provider and National High-Tech Enterprise.
Dayong was founded in the year of 2005. It is located in the second largest oilfield city of Dongying, a pearl city in the Yellow River Delta.
We offers a wide range of high quality chemicals for oilfield applications, including drilling, cementing, stimulation, production additives and oilfield waste water treatment, serving oilfields worldwide with lots of experience and strong technical support.
Our products enable customers to maximize value in their oilfield operations, and increase the overall efficiency of the well.
Welcome to inquiry and visit us.
2.One stop-solution, high quality products with competitive price, fast delivery, excellent service.
3.Quality is strictly controlled not only by ISO management, but also by our own testing lab with advanced equipment.
4. 60000MT total Capacity/year. OEM and ODM service is available.
5. Professional engineers supporting after-sale service.
Q: Are you factory or trading company?
We are manufacturer for 20 years and we are supplier of Sinopec.
Q: How long is your delivery time?
A: Generally it is 7-10 days, if we have stock. If not, maybe need 10-15 days to arrange the shipping.
Q: Do you provide samples ? Is it free?
A: Yes, we could offer the sample for free, but hope the customer to pay the courier cost.
Q: What is your terms of payment ?
A: TT payment is favorable, 100%LC at sight.is fine.
Suppliers with verified business licenses
Audited Supplier 
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