Fastcure 2000 Bonds to a wide range of substrates and is suitable for making permanent elastic seals of high adhesive strength, Tried and tested in service for many years. Suitable substrate materials include: timber, metals, metal primers and paint coatings (two component systems), ceramic materials and plastic. Seek manufacturer’s advice and perform tests on original substrates before using Fastcure 2000 on materials prone to stress cracking.