Explosives and fertiliser supplier Incitec Pivot says it will build a $40 million ammonium nitrate emulsion plant at Port Hedland after booking a 25 per cent lift in first half profit.

Explosives and fertiliser supplier Incitec Pivot says it will build a $40 million ammonium nitrate emulsion plant at Port Hedland after booking a 25 per cent lift in first half profit.