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activated alumina

Product Detailed

20 years experience of producing activated alumina 20 days delivery reply within 12 hours ISO9001,SGS

activated alumina:

Al2O3 content:>905

size: 3-5mm, 4-6mm

surfact area: >280m2/g

Physical and chemical properties

Variety Property		Active alumina absorbent				Active alumina drying agent			Active alumina catalyst carrier
		Normal		High strength		Normal	Air separation
Crystal phase		γType				X-P Type			γType
Chemical composit-ions,	AL2O3	≥92			≥93	≥90			≥95
	Na2O	≤0.3
	Other	6-8			10				5
Physical properties	Outward size, mm	Ø2-3 Ø3-5 Ø4-6			5-8	Ø2-3 Ø3-5 Ø4-6			Ø2-3 Ø3-5 Ø4-6
	Specific surface areas, .m2/g	≥300		300-325		≥300	350±20		200-400
	Pore volume, ml/g	≥0.35		≥0.5		0.4±0.05	0.4±0.03		200-400
	Static water sorption,	≥15		17-19		≥15	≥19		≥28
	Bulk density, g/ml	0.68-0.72			0.74-0.77	0.68-0.72
	Abrasion ratio,	≤0.4
	Point crushing strength,	Ø2-3	≥70		222-311	Ø2-3		≥70	Ø2-3	≥70
		Ø3-5	≥100			Ø3-5		≥100	Ø3-5	≥100
		Ø4-6	≥100			Ø4-6		≥100	Ø4-6	≥100

activated alumina

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