1500 ml 1:1 F-system cartridge refill for APSX-LSR injection molding machine. This cartridge has RBL-2004-40 material for the APSX-LSR machine. You just need to swap the empty cartridge with this refill to contiunue your silicone rubber injection. We sell these ONLY to our current APSX-LSR customers. These cartridges include resealable cap, plug and sealing self-venting pistons. XIAMETER RBL-2004-40 Liquid Silicone Rubber 40 shore A durometer High transparency High tear strength FDA 21 CFR 177.2600 UL 94 recognized Short cycle time Superior mechanical properties non post-cure Applications: Seals Exhaust hangers Damping parts Membranes Grommets Valves Drip irrigation