Semi-muffles

Semi-dry Mortar, mortar (q.v.) which is mixed using just sufficient water to make a mix which coheres in the hand (much less than in a conventional mix). This leads to lower shrinkage, an advantage in tile-fixing, (q.v.). Semi-dry Pressing. See dry pressing. Semi-muffle. See under muffle. Semi-porcelain. A trade term sometimes applied, both in the UK and the USA, to semi-vitreous tableware. The term is... 

Total nitrogen of the AIS was determined by a semi-micro Kjeldahl procedure on a 0.50 g sample and the protein content calculated using the factor 6.25. The ash content was determined on a 0.5 g sample of the AIS ignited In a muffle furnace at 550 C for 16 hours. 

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