Sigma Scientific Glass Pvt. Ltd offers Adaptor Plate for Reactors. Sigma Scientific Glass Pvt. Ltd is an ISO 9001:2000 certified company. Adaptor Plate for Reactors is used in chemical, pharmaceutical, dyes and allied industries. These plates are used as interface when connecting glass flat buttress end components to glass-lined reactor. A combination of steel rubber and PTFE envelop provide an ideal sealing surface with only PTFE coming in contact with process fluids/gases providing resistance to corrosion.