The raw materials used by Grafitos Barco, S.A. are characterised with a high carbon content such as synthetic graphite, calcined petroleum coke, metallurgic coke and other carbonaceous products obtained as subproducts in the graphite electrodes manufacturing processes.
The purchasing of raw materials is arranged directly. We purchase within the domestic and international markets.
If you wish to submit an offer of your products, please fill in the following form:
As part of our management system ISO 9001:2015 and ISO 14001:2015 in Grafitos Barco S.A. we carry out a control and monitoring of the performance of the services provided and/or products supplied by our suppliers as well as their environmental performance.
This system consists of the categorisation of incidents during the course of the commercial relationship and/or the execution of work, according to the impact caused in the manufacturing process and/or the provision of the service that our organisation provides to its customers, defining criteria for acceptance and refusal to apply if necessary according to the volume of incidents and categorisation of these incidents.