CARBIDE SOLID SOLUTION POWDER

Appearance：ofthepowderisindeepgreyTungstencarbide-titaniumcarbidesolidsolutionpowder Grade4K324K404K244K64ClassSpecialclassExcellentclassIndustrialclassSpecialclassExcellentclassFirstclass Chemicalco

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Grade		4K32			4K40			4K24	4K64
Class		Special class	Excellent class	Industrial class	Special class	Excellent class	First class
Chemical composition	Ti	32.0±0.5	32.0±1.0	32.0±1.5	40.0±0.5	40.0±0.5	39.5±1.5	24.0±0.5	63.5±1.5
	W	56.0±1.0	56.0±1.0	56.0±1.5	47.0±0.5	47.0±0.5	47.0±1.5	65.0±1.5	19.5±1.5
	Total carbon	11.2±0.2	11.2±0.2	11.2±0.3	12.9±0.2	12.5±0.3	12.4±0.3	10.2±0.5	16.5±0.5
	Free carbon	≤0.20	≤0.20	≤0.25	≤0.40	≤0.50	≤0.50	≤0.40	≤0.60
Impurities content
Impurities content not more than	Fe	0.1	0.15	0.5	0.06	0.06	0.1	0.1	0.1
	Mo	0.1	0.1	0.15	0.1	0.1	0.1	0.1	0.1
	Si	0.005	0.005	0.15	0.005	0.005	0.005	0.005	0.005
	Co	0.05	0.05	-	0.05	0.05	0.05	-	0.05
	Na	0.005	0.005	0.005	0.005	0.005	0.005	0.005	0.005
	K	0.005	0.005	0.005	0.005	0.005	0.005	0.005	0.005
	Ca	0.007	0.007	0.1	0.007	0.007	0.007	0.007	0.007
	S	0.03	0.03	0.03	0.03	0.03	0.03	0.03	0.03
	O	0.25	0.25	0.3	0.4	0.3	0.3	0.25	0.5
	N	0.8	0.8	0.8	0.5	0.5	0.8	0.8	0.8
Fsss, μm Average size		2.0-4.0	2.0-4.0	1.5-4.0	≤0.20	2.0-3.0	3.0-4.0	2.0-4.0	2.0-4.0