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Shanghai Trustin Imp&Exp Co., Ltd.

China Manufacturer with main products: Xanthan Gum, PAC and CMC, Polyacrylamide and PHPA, Sulphonated Asphalt, Fluid Loss Additive, Plugging Agent, Barium Chloride and Barium...

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High temperature retarder for cement

FOB Price: 2,000.00 - 4,000.00 USD/Metric Ton
Supply Ability: 5,000 Metric Ton/Metric Tons per Year
Shipping: Prompt
Payment Terms: L/C, D/A, D/P, T/T, Western Union, MoneyGram
In Stock

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Export Markets: North America, South America, Southeast Asia, Africa, Mid East
Place of Origin: Shanghai in China
Packaging Details: 25kg bag

Quick Details

  • Classification: Chemical Auxiliary Agent
  • Usage: Oil cementing additives
  • Type: retarder
  • Purity: 100%
  • Other Names: oil cementing retarder





l  ST510S-D-AR is applicable in high temperature system.

l  ST510S-D-AR is suitable for dry mixed and has no special requirement on the quality of mixing water.

l  ST510S-D-AR has good top strength when used in long cementation.

l  ST510S-D-AR is not easy to damp and cake and has long expiration period.


l  ST510S-D-AR may influence the top strength of the set cement when the curing temperature is lower than the bottom hole cycle temperature.



Bulk Density g/cm3


0.315mm Sieve (45 mesh) Residues %

gray powder






Test Condition

Technical Indicator

Initial consistency, Bc

120/61min, 73.9MPa


40-100Bc thickening time, min


Thickening time adjustability


Thickening curve


Free fluid , %


24h compressive strength, MPa

120, 20.7MPa


Composition: API Class G(HSR) 600g;silica flour 210g(35%);silica fume 36g(6%);mixed water 342g;defoamer 1.8g(0.3%); ST510S-D-AR.

Remarks: the dosage of ST510S-D-AR is determined under the precondition of adjusting the thickening time range of

          cement slurry at 120 to 170—330 min.


Application temperature: generally194-302(90-150℃) (BHCT).

Dosage: ST510S-D-AR generally 1.0-4.0% (BWOC).


ST510S-D-AR is packed with25kg It can also be packed according to user requirements.

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