D&H Sécheron Electrodes Pvt. Ltd manufactures Lotherme GS - 535. D&H Sécheron Electrodes Pvt. Ltd is an ISO 9001:2000 certified company. The Lotherme GS - 535 is a customised gas shielded wire designed for fabrication of a new dye and re-building of worn-out hot forging dyes. It is suitable for weld-surfacing and reclamation of forging dyes, hot working tools and guides etc.