Hangzhou Yuzhituo Sealing & Insulation Co., Ltd is an ISO9001 certified factory for Flange Insulation Gasket Kits, we are specialized in producing insulating gaskets. With many years’ experience and effort, we finally develop a series of insulating sealing gaskets, which can stand from low to high temperature and pressure, and are widely used in the industries of petroleum, oil&gas, energy, chemical, water treatment, and power plant, and have solved the flanges’ sealing and insulating problems, and have offered great safeguard for avoiding pipelines’ leakage. In January of 2021, our MCFS fire safe insulation gasket has passed API 6FB fire safe test in USA laboratory.