TC-891 is not kept in stock. Please allow 5-7 days for us to order into store.
TC-891 A/B incorporates a non-mercury based catalyst system that produces a tough 80 Shore D material with a 12-minute work time. This system can be used to hand pour large electronic housing, models of all kinds, and point of purchase items. This system is also available in a 20-minute work time (TC-892), and a 5-minute work time (TC-890). Product highlights include: non-mercury, convenient mixing ratio: 1 to 1 parts by weight, low viscosity, flows easily, demold time: 3-4 hours at ambient temperature in a silicone rubber mold (1/8″ thick section).