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  • High-temperature pressure-resistant composite insulating rod for petroleum logging instruments

High-temperature pressure-resistant composite insulating rod for petroleum logging instruments

Product description:

High-temperature pressure-resistant composite insulating rod for petroleum logging instruments

Testing and certification:

电极筒认证证书

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Product Detail

Product Description 

Using vacuum impregnation or other technologies, the surface and interior are free of cracks, with uniform surface color and high electrical insulation performance.

Temperature rating 

175℃, 140MPa Series

200℃, 140MPa Series

Density: ≥2.1 g/cm³

Water Absorption: ≤0.1%

Dye Penetration Test: ≥15 minutes

Tensile strength: ≥1500-1800 MPa

Flexural strength: ≥500-800 MPa

Corrosion resistance: No visible damage after immersion in 1N nitric acid for 100 hours.

The insulation resistance is ≥1000 MΩ at room temperature;

The insulation resistance is ≥200 MΩ after high-temperature and high-pressure testing.

Can be machined (turning, milling, drilling, threading, etc.) according to drawing requirements, with surface roughness meeting technical specifications and fulfilling usage requirements.








Service guarantee

Manufacturing Process Assurance

The products provided by our company are strictly produced in accordance with the technical requirements of drawing.

All products leaving the factory are 100% inspected according to the inspection procedures, ensuring a 100% pass rate for the first inspection and a 100% pass rate for random sampling. We innovate and refine to ensure that the products meet the end-use requirements and comply with the standards specified in the contract.

The final quality assurance of the product.

In every aspect of raw material procurement, the product production, and manufacturing, our company strictly adheres to the ISO 9000 quality certification standards for control, ensuring that each process is in a state of quality control, thereby guaranteeing the quality of the products.

After-sales Service Guarantee

During the warranty period for the products supplied by our company, we implement a "Three Guarantees" policy. If users discover any quality issues with our company's products, we will unconditionally provide replacements.




Craftsmanship focused

Craftsmanship focused

Deeply cultivating the petroleum logging instrument industry for 21 years

Self built factory

Self built factory

The factory covers an area of 80 acres and has a building area of 12000 square meters

Our own R&D team

Our own R&D team

The company has over 30 senior technical personnel

Numerous customer cases

Numerous customer cases

Accumulated 1000 domestic and foreign customers+

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