Specifications:- Types:- ‘K’,’J’ (Selectable) Assembly:- Simplex, Duplex Types of Insulation:- Ceramic Insulation, Mineral Insulation Types Of Junction:- Ungrounded. Types of Sheath:- Ceramic Tube Sheath OD:- 12mm to 20mm Shapes & Sizes:- As Per Your Requirements or Application. Termination:- Flameproof Head/ Weatherproof Head.