Theoretic and Experimental Studies on the Casting of Large Die-Type Parts Made of Lamellar Graphite Grey Pig Irons by Using the Technology of Polystyrene Moulds Casting from Two Sprue Cups

Table 1

Chemical compositon of material, (wt.%).

	C	Si	Mn	P	S	Cu
EN GJL 200	3.15–3.45	2.00–1.40	0.60–0.80	max 0.200	0.05–0.100	—