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Material	M kg / dm3	Cp kcal / kg.K	l W / m.K	Fusion temperature°C
Half-hard steel (XC42)	7.854	0.115 at 100°C	51.9 at 20°C
		0.132 at 500°C	38.1 at 500°C
Cold-work steel Z100 CDV 5	7.75	0.113	22.1
Hot-work steel 45 CDV6	7.87	0.11	36.8 at 20°C
			31.8 at 600°C
Stainless steel Z6 CNT 18-11 (Aisi 321)	7.9	0.12	14.6 at 20°C	1400
			20.9 at 500°C
Aluminium	2.7	0.213	218	658
				L of fusion = 388 kJ/kg
Aluminium AU5GT	2.8	0.23	140 at 18°C	535 to 650
Bronze CuSn5P	8.91	0.091	79 at 20°C	890
Leaded brass	8.39	0.091	120 at 20°C	900
Copper aluminuim	7.65	0.093	38 to 42	1040
Copper nickel	8.86	0.091	26
Copper (Cu)	8.918	0.092	395	1083
Zamak 3	6.6	0.1	113 at 18°C	L of fusion = 104.6 kJ/kg
				Temperature range
Glass fibre	0.004 to 0.2	0.2		<700°C
Mineral fibre	0.3 to 0.04	0.22	0.4 at 20°C	600 to 700°C
			0.11 at 350°C
Rigid insulation plate	1.47		0.37	<500°C
Water	1	1	0.598	L of fusion 417.5 kJ/kg at 1 bar
				L of evaporation 2675 kJ/kg at 1 bar
Air	1.29.10-³	0.24=1kJ/kg.K	0.025
Oil (Transcal 65)	0.875 at 15°C	0.45 at 20°C	0.132 at 20°C	0 to 310°C
	0.811 at 100°C	0.46 at 100°C	0.127 at 100°C
	0.66 at 300°C	0.69 at 300°C	0.112 at 300°C
Diesel fuel (FOD)	0.844 at 15°C	0.455
PVC	1.38	0.239	0.166	-20 to 65°C
Polypropylene (PP)	0.905		0.22	-0.35 to 100°C
Polyamide (PA)	1.05	0.40	0.311	-70 to 60°C
Polytetrafluorethylene (PTFE)	2.2	0.21	0.256	<260°C
Polycarbonate (PC)	1.2	0.293	0.23	-30 to 135°C