... vacuum is widely used for metal heat treatment, meticulous and ceramic sintering, different kinds of crystallization production, sintering ... offer first class technical backup to our customer base, and over the years we have developed close technical ... Castings, Metal Composites, Crystal Growing, Hard Metal Sintering, and the Heat Treat Sectors. ITEMINDEXTrademarkRayon-basedCarbon FeltLTZ-124-5Rayon- ...