Producer

JSC Kamenskvolokno (Kamenny Vek)

Russia's largest chemical fiber manufacturer, located in Kamensk-Shakhtinsky, Rostov Oblast (southern Russia). Founded 1948. Produces Armos and Rusar (RUSAR = Russian Aramid) para-aramid fibers — domestic Russian brands. Commercial production capacity estimated <2,000 tons/year. Primarily serves Russian domestic and defense markets. Under Western sanctions since 2022; not accessible to Western optical cable manufacturers. Armos fiber developed 1989; Rusar brand established 1997.