Cast epoxide materials as insulating material in contact Line of the Polish State Railways (PKP)
The applications of the cast epoxide resins in the manufacture of insulators used in the contact line of PKP and substituting the easily damaged porcelain insulators have been discussed. The types and design of insulators, properties of the epoxide compounds used in their manufacture and the manufacturing process of insulators have been presented. The results of investigations carried out with the model insulators as well as problems connected with the testing procedures and long-term quality control of these articles have been characterized.
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