Wande Petroleum Carboxymethyl Cellulose: Ideal for Drilling Solutions

• Customization: Available
• Appearance: Powder
• Usage: Oil Drilling Auxiliary Agent, Drilling Fluid
• Model NO.: CMC-HV
• Color: White
• Attribute: Easy to Disperse in Water
• Odour: Insipid
• Grade: Industrial Grade
• Use Scene: Drilling Industrial Use
• Norm: High Quality
• Payment Method: T/T/LC
• Package: Loan/Wood
• Mode of Transportation: by Sea UPS DHL FedEx TNT
• After-Sales Service: Online
• Transport Package: Bag
• Specification: 25KG or 1MT
• Trademark: Wan De
• Origin: Shanxi
• HS Code: 3912310000
• Production Capacity: 30000ton Per Year

Product Description

Drilling fluid, commonly known as "mud," is a specially designed circulating fluid used in the process of drilling oil, gas, and water wells. It is a complex mixture of liquids, solids, and chemicals that serves multiple critical functions to ensure the safety, efficiency, and success of the drilling operation.
It's far more than just "mud"; it's a highly engineered fluid whose properties are constantly monitored and adjusted by mud engineers to meet the specific challenges of each section of the well.
 
High Viscosity Carboxymethyl Cellulose (CMC-HV) is a specific grade of sodium carboxymethyl cellulose, a water-soluble polymer derived from cellulose, the main structural component of plants.
The "HV" stands for High Viscosity. This means that even at very low concentrations (often 1-2% or less) in water, it forms thick, gel-like solutions or highly viscous suspensions. This property is its defining characteristic and the primary reason for its use.

Specification

Applications

1.  Wellbore Stability
Application: The fluid exerts hydrostatic pressure on the formation walls to counteract the inherent pore pressure of the rocks and any tectonic stresses.  This prevents the hole from collapsing.

2.  Transport of Drill Cuttings
Application: As the drill bit grinds rock into fragments (cuttings), the fluid carries them away from the bit and up the annular space (the space between the drill string and the wellbore) to the surface.

3.  Cooling and Lubrication
Application: The drilling process generates immense heat and friction at the drill bit and between the drill string and the wellbore.

4.Formation Pressure Control
Application: This is the most critical safety function. The column of drilling fluid in the wellbore creates a pressure barrier that prevents high-pressure fluids (oil, gas, or water) from unexpectedly flowing into the wellbore and causing a kick, which can lead to a blowout.

The application of drilling fluid is a complex and precise science. It is not a one-size-fits-all product but a dynamically managed system that is constantly tested and adjusted throughout the drilling process. Its functions are integral to:

Ensuring Safety: Preventing blowouts and well control incidents.

Improving Efficiency: Enabling faster drilling rates and protecting equipment.

Reducing Cost: Preventing non-productive time (NPT) due to wellbore problems.

Maximizing Recovery: Evaluating and protecting the hydrocarbon reservoir.
Without advanced drilling fluids, the modern drilling of complex, extended-reach, and deepwater wells would be impossible.

Drilling fluid

High-Viscosity CMC-HV

Drilling Fluid Formulations

Technical Specifications

(GB/T 5005-2010)

Items		Indicators
Starch or starch derivatives		0
Viscometer 600r/min Read value	Deionized aqueous solution	≥30
	40 g/L saline solution
	Saturated saline solution
Filtrate loss of saturated saline suspension, ml		≤10.0

FAQ

Q: What's the lead time for orders?
A: Standard models ship in 3–8 days; 

Q: Are you a manufacturer??
A: Yes, actually we have our own factory in Xi 'an City, China.

Q: What is the minimum order quantity for this product?
A: One ton. The higher the quality, the more favorable the price.

Q: How do we ensure quality?
A: Before mass production, it is always a sample before production. It is always the final inspection before shipment.

Q: How can we contact you as soon as possible?
A: We can always use Made-in-China.com, WhatsApp and wechat. You can also contact us by email. You are welcome to send us any questions at any time. We will reply to you within 24 hours.