Superfine Oil Well Cement strong with Infiltration Ability and Extensive Density Adjustment Range

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China main port
Payment Terms:
TT OR LC
Min Order Qty:
1 m.t.
Supply Capability:
10000 m.t./month

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Product Description:

Superfine oil well cement:

It is the cement with certain grain gradation, made from Portland cement clinker mainly composed of hydraulic calcium silicate, and appropriate amount of gypsum by finely grinding. It has the characteristics of strong infiltration ability and extensive density adjustment range. The superfine oil well cement can meet special requirements for oil well cementing, e.g. cement squeezing, water plugging, leakage stopping, micro pore filling and etc. Besides, it also can be applied to new fields such as low density cementing, reservoir cementing and high pressure cementing, etc. At this stage, there is no national or industrial standard available, and the enterprise standard is mainly executed.

       Main parameters:

Items

Indicators

CX-

CX-

Cumulative distribution volume

50% grain diameter (D50),   μm

≥1.0 and 5.0

≥5.0 and ≤8.0

90% grain diameter (D90),   μm               ≤

18

22

Thickness (15min~30min max.), BC                     ≤

20

Thickening time (52 , 35.6 MPa, 28 min), min           ≥

90

Compressive strength (60, at normal pressure, 24h), MPa                   ≥

2.1

Compressive strength growth rate (60, at normal pressure, 8h), %                ≥

20

 Note: Other requirements of 50% grain   diameter or 90% grain diameter for cumulative   volume shall be according to the contract.

 Superfine Oil Well Cement strong with Infiltration Ability and Extensive Density Adjustment Range

Packing and Storage

        Packing: 1000kg/bag, 50kg/bag
        Storage: Cement in transportation and storage when not damp and mixed with debris, different varieties and the strength grade of cement during storage to avoid confounding.



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