23 أغسطس ما هي حلقات الجرافيت، وما هي حلقة الختم المصنوعة من الجرافيت؟
Graphite rings and the graphite seal ring adopt flexible graphite tape or flexible graphite in woven packing and are molded into ring products of different sizes. Suitable for hot water, high temperature, high-pressure steam, heat exchange liquid, nitrogen, organic solvent, hydrocarbon, low-temperature liquid, and other...