Professional China Anionic Polyacrylamide Polymer - Retarders-OBC-H21L – Oilbayer

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Now we have highly developed devices. Our items are exported towards the USA, the UK and so on, enjoying a great popularity among the customers for Hec For Oil Well Cementing , Cement Dispersant For Cementing System , Hec Drilling Fluid Additive , Since establishment in the early 1990s, we have set up our sale network in USA, Germany, Asia, and several Middle Eastern countries. We aim to be a top class supplier for worldwide OEM and aftermarket!

Professional China Anionic Polyacrylamide Polymer - Retarders-OBC-H21L – Oilbayer Detail:

OBC-H21L is a kind of retarder mixed by organic acid which is used to prolong the thickening time of cement slurry and has no influence on other properties of cement slurry. It is appropriate to be used with water and has no special request for the water quality. The retarder dosage is not sensitive and there is no mutation point.

Usage range

Temperature: 38~110℃ (BHCT).

Recommend dosage：0.1~1.0% (BWOC).

The dosage will be significantly increased when used upon 100℃。

Technical data

Item	Index
Appearance	Brown liquid
Density（20±2℃），g/cm³	1.10±0.05
Pour Point, ℃ (winter)	＜-5
Thickening Time（50℃，20MPa)，min	≥150
Composition of cement slurry: SD“G”cement 800g, Fresh water 308g, OBC-G80L 50g, OBC-H21L 3g，OBC-X60L 4g.

Packing

25kg/plastic drum. Or based on customers' request.

Storage

It should be stored in cool, dry and ventilated areas and avoid being exposed to the sun and rain.

Shelf life:24 months.

Product detail pictures:

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