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Oil-drilling Grade CMC

Identification:

Chemical Name: Carboxymethylcellulose sodium

Synonyms:CMC-Na; cmc sodium salt; CMC-LV,CMC-HV

CAS No.: 9004-32-4

Molecular Formula:[C6H7O2(OH)2OCH2COONa]n


Specification-GB/T5005-2001(API-13A):

                   Technical index

CMC-HV

CMC-LV

 

Apparent viscosity(mPa.s)

Distilled water

30min

90max

40g/L salt water

30min

   ---

Saturated salt water

30min

   ---

Filtration loss(mL),API-13A

10max

10max

 

Evaluation degree

Filtration loss

☆☆

☆☆

Thickening

Shale inhibition

☆☆

We also can produce according to customer special requirement.

 

Application: Oil drilling grade CMC used in fracturing fluid ,drilling fluid and well cementing fluid as fluid loss controller and viscosifiers. It can protect the shaft wall and prevent mud loss thus enhance recovery efficiency.

 

Packing& Storage:

Packed in Kraft paper bags of 25kgs net each. 18 months under dark, cool and dry conditions.