High quality graphite products comprise rings, strips,yarns, gaskets, wire. Customer's size Factory price Bulk order capacity Specifications: Can be adjusted ... :-200~800 °C (without oxidative medium).Usage: Being used in static sealing for pump, valve power industry, chemical industry etc ... 1.8≥10≤12(450°C) burnt 3 hours All kinds of graphite packing rings, strips,yarns, spiral wound gaskets and wire ...