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The grounding performance and characteristics of graphite are mainly manifested in the following damages.

Time:2022-08-13

1. Good conductivity and impulse current tolerance characteristics.

Through repeated testing, the actual measured resistance value of the grounding material is ≤ 0.00003977.

Actual tests have shown that the grounding body is structurally stable under the action of surge currents above 120kA, meeting the requirements for the dissipation of lightning currents and short-circuit fault currents.

2. Reliable corrosion resistance.

Graphite has stable chemical properties, and its corrosion resistance under soil conditions such as acid, alkali, and salt is much better than that of metal grounding materials. Moreover, when used in conjunction with resistance reducing agents, it will not cause corrosion of the grounding body, reducing the overall life cycle cost of the grounding device.

3. Mechanical structure stability.

The tensile strength of graphite composite grounding material is ≥ 137Mpa, and the compressive strength is ≥ 290Mpa. The flexible characteristics of grounding material make it have good bending and torsion resistance, which can meet the actual grounding construction needs.

4. Good thermal stability.

The new grounding material is structurally stable under high temperature (1000 ℃ test) and low temperature (-60 ℃ test) conditions, and its resistivity has negative temperature characteristics.

5. Convenient transportation and construction, with high adhesion to the soil.

Graphite composite grounding materials have the characteristics of flexibility and bendability, which can flexibly choose construction methods according to actual terrain conditions and reduce construction costs.

The grounding body and soil bear the same external deformation, reducing the air gap and contact resistance between the two.

6. Prevent theft and human sabotage.

Graphite composite grounding material has low secondary utilization value and effectively prevents human theft and damage.

Graphite grounding products have gradually become the new favorite of the lightning protection grounding industry due to their pioneering characteristics, and have been gradually applied to various fields such as power, communication, railway, petroleum, and chemical industries. Graphite grounding applications are not limited by environmental and climatic conditions, are easy to install, do not require electrical welding, save time and labor, shorten construction periods. This product is lightweight, has a small amount of usage, significant effects, saves land resources and construction periods, is energy-saving, environmentally friendly, and anti-theft, especially suitable for use in places with difficult construction and high soil resistivity such as acidic soil, alkaline soil, marshland, humid and hot areas, beaches, and high mountains and hills.