LONDON (ICIS)--Saudi petrochemicals major SABIC is to restart its Wilton, UK steam cracker after an £850m investment, the company and the local mayor said on Thursday. The Teesside facility, known as Olefins 6, has an ethylene production capacity of 865,000 tonnes/year. The company would not disclose when it plans to restart the cracker. According to media reports, that would be in 2022. The cracker was shut down in September 2020 for planned maintenance which had been scheduled for Spring 2020.