Mine communication cable selection method dianlan P believe most of mine of China cable industry network communication cable are not very familiar with, so often used in case I don't know how to choose, here small make up take you know about the method to select it.
Cross-sectional area of mine communication cable choice, is needs in all aspects of the comprehensive consideration, because, after all, the scope of the different cable use different indicators are also different, its various aspects need is adjust measures to local conditions, we cannot ask mine cable and high voltage cables use the same specifications, this is absolutely not in conformity with the requirements of the common sense not to mention the scientific requirements.
Mine communication cable based on the above projections, wire wire industry in China in the year before last century will be effected according to the % ~ % year-on-year growth rate, the dosage of the copper growth is about a year % ~ %.
China's current wire and wire of copper consumption per capita only stay on throughout the country.
Kg/person, industrial developed countries have reached kg/person, so the wire and wire will still be a prospect of industry.
The concentration is not high, in the whole mine communication cable industry and product technology content is less, the barriers to entry is relatively low, the market competition is intense, state-owned enterprises have been gradually exit status, foreign-funded enterprises and private enterprises has become the most important thing in mine communication cable industry.
To assets, the state-owned economic sector accounted for %, foreign-funded enterprises accounted for nearly %, and private economy ingredients more than %.
In the mine communication cable industry sales of the top ten enterprises, the vast majority of private enterprises.
Become mine communication cable industry in east China, one of the most important manufacturing area % % of total assets and output form of sales, and win the industry's profit %.
Through introducing the small make up above, I believe everyone have a preliminary knowledge of communication cable, you can refer to later.
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