The High-Efficiency Stainless Steel Water Well Screens with Long Service Life

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Short Description:
Gravel pre-pack water well screen is the combination of screen with different diameter ,fill the quartz sand into the space between the double layers in the screen, to make the sand solid and close down, attain the result of defend the sand with sand. Quartz sand sizes and thickness of the quartz sand layer can be Customized.
Gravel pre-pack water well screen is the combination of screen with different diameter ,fill the quartz sand into the space between the double layers in the screen, to make the sand solid and close down, attain the result of defend the sand with sand. Quartz sand sizes and thickness of the quartz sand layer can be Customized.

Features & Benefits
1. Extra strong resistance provided by the composite layer-dual screens and gravel
2. Wedged wire dual screens with high open area for a better well efficiency
3. The perfect gravel pack in shape, smoothness and permeability to optimize filtration
4. Work time less and more efficient

Applications
1. Commonly used in gas wells and gas storages and in cased or open-hole horizontal wells and also at the top of high pressure gravel pack completions
2. Excellent choice for preclusion the production of reservoir sand in wells
3. Suitable for marginal reservoirs requiring economical sand control options

Casing Size (in)	Outer Screen OD (in.)	Inner Screen OD (in.)	Base pipe OD (in.)	Base pipe ID (in.)	Coupling OD (in.)
4 1/2	2.55	1.45	1.05	0.824	1.313
5	3.48	2.365	1.900	1.610	2.200
5 1/2	4.13	2.856	2.375	1.995	2.875
6 5/8	4.64	3.365	2.875	2.441	3.500
7	5.12	3.965	3.500	2.992	4.250
7 5/8	5.64	3.965	3.500	2.992	4.250
7 5/8	5.64	4.490	4.000	3.548	4.500
7 5/8	6.19	4.980	4.500	4.000	5.000
8 5/8	7.23	5.475	5.000	4.408	5.563
9 5/8	8.23	5.980	5.500	4.950	6.050
9 5/8	8.23	7.10	6.625	6.065	7.390

Technical Data
Gravel pre-pack water well screen

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