DSG-A STAGE CEMENTER

Product description

DSG-A STAGE CEMENTER

Features:

1、The I.D. of upper and lower sub is equal to that of casing, but smaller than that of closing sleeve, eliminating the possible damage to the closing sleeve during tripping or drilling out accessories.

2、All accessories are non-rotating and made of easily drillable materials.

3、A Pump-Down Opening Plug instead of a Free-Fall Opening Plug can be used for a continuous two-stage cementing operation.

TECHNICAL PARAMETERS：

Specifications	7 5/8"	7"	5 1/2"
Max O.D.,mm	283	208	172
Min I.D. ,mm	220	155	122
Overall Length ,mm	1332	1288	1249
Rated Load ,KN	2100	1700	1200
Sealing Capacity ,MPa	> 25	> 25	> 25
Opening Pressure ,MPa	7	7	7
Closing Pressure ,MPa	5	5	5

Qingdao Hongbo Petroleum Machinery Co., Ltd.

Address:Hi-Tech Industry Zone,Jimo,Qingdao,China 266000