... , FDA, NSF, WRAS, etc. Details of silicon rubber seals for glass bottle:1. Materials: comply to ROHS, Silicone (VMQ), ... 1-2 weeks for production mold, and 25 days for complicated injection mold. Capability of our rubber workshop: 1. ISO9001 ... 1. We have our own professional mold and rubber workshop to help you make new molds and ... your idea. Good Insulation Property Silicon rubber seals for glass bottle