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How glass insulator be produced?

Jiangxi Huayao Electric Co., Ltd. glass insulator production in strict accordance with the following procedures, the overall quality control.

  1. 1. Ingredient stage:

After the quartz sand, soda ash, potash feldspar, potassium carbonate and other raw materials are loaded into the hopper, the computer automatically weighs them according to a specific formula, and sends them to the silo after mixing to prepare for subsequent dissolution.

  1. 2. Dissolution stage

The computer automatically sends the configured raw materials from the silo into the high-temperature furnace, and makes them completely melt at high temperature to form a uniform, bubble-free glass liquid.

  1. 3. Molding stage

The glass liquid enters the material basin through the material channel, and the material basin is evenly stirred into the raw material barrel. The punch of the feeder moves up and down repeatedly to punch out the required material type, and drops into the mold for pressing and forming.

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  1. 4. Uniform temperature, tempering stage

The robot sends the pressed insulator blank into the uniform temperature furnace to eliminate the internal stress and set the shape, and then the robot sends the blank to the tempering machine for special tempering.

  1. 5. Hot and cold shock line stage

The robot sends the tempered insulator to the conveyor belt, and then takes it into the impact basin for cold and hot impact test according to the speed set by the computer, so as to improve the stability of product performance and ensure the product quality.

  1. 6. Quality inspection stage

Comprehensive quality inspection of insulators in accordance with international standards, including appearance inspection, size measurement, head impact test, to determine whether the standard.



  1. 7. Glue, curing stage

The qualified insulator, iron cap, steel foot and other metal accessories shall be glued with adhesive, and then cured in a suitable environment to make the adhesive reach the specified strength.



  1. 8. Routine test phase

The specified routine tests, such as mechanical load test and electrical insulation test, shall be carried out on the insulator after gluing and curing to ensure the product performance.




  1. 9. Sampling test phase

A certain number of insulators are randomly selected from the product batch, and more stringent sampling tests are carried out, such as aging test, electromechanical damage load test, etc., to evaluate the quality of the whole batch of products.

  1. 10. Packaging and warehousing stage

The insulators that have passed all the tests shall be packed and protected, and then put into storage for delivery.






Jiangxi Huayao Electric Co., Ltd. annual output of 18000 tons of glass insulator digital production line project

Jiangxi Huayao Electric Co., Ltd. is located in Shangbu Town Industrial Park, Luxi County, Pingxiang City, Jiangxi Province, with a total investment of 0.3 billion yuan, covering an area of 80 mu, 47 mu in the 1 phase and 18000 square meters of new factory buildings. It is mainly engaged in the research and development, production and sales of glass insulators for power transmission and transformation lines.

In 2024, the annual output value is more than 5000 million yuan, and the tax revenue is more than 100 million yuan.The electricity consumption is 415.5 kW, the gas consumption will be 3.2267 million cubic meters. The number of employees is more than 200. After the project is fully put into operation, the annual output value is expected to be more than 0.4 billion yuan and the annual tax revenue is expected to be more than 28 million yuan. Taking the lead in the introduction of the national electric melting furnace production of tempered glass insulator technology, built the most advanced "fifth generation" ultra-high voltage, ultra-high voltage automatic glass insulator production county, fully automated intelligent gluing line, to achieve the rapid development of production and gluing, significant economic benefits.The project has a broad prospect for development.

At present, it has successfully signed an order of 0.15 billion yuan and earned more than 100 million US dollars in foreign exchange, realizing a good situation of immediate production and immediate profit.

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