Spherical Alumina Powder maka ihe nrụnye ihu igwe egosipụtara onyonyo

Spherical Alumina Powder maka Ngwa Interface Thermal

Nkọwa dị mkpirikpi:

HRK usoro okirikiri alumina na-emepụta site elu okpomọkụ agbaze-jet usoro na-etolite na nkịtị oge ufodu udi Al2O3, na mgbe ahụ na-enyocha, ọcha na ndị ọzọ usoro iji nweta ikpeazụ ngwaahịa.The nwetara alumina nwere elu spheroidization ọnụego, controllable urughuru size nkesa na elu ịdị ọcha.N'ihi ihe ndị pụrụ iche ya dị ka ihe nrụpụta ọkụ dị elu na ezigbo ngagharị, ejirila ngwaahịa a mee ihe n'ọtụtụ ebe dị ka onye na-ejuputa ihe ntanetị ọkụ, plastik injinịa thermal na aluminum based Copper-Clad Laminates na ndị ọzọ.

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Nkọwa ngwaahịa

isi

SEM

Njirimara ngwaahịa

Nka nka		Nkeji	Usoro ngwaahịa HRK
Nha urughuru			HRK-1	HRK-2	HRK-5	HRK-10	HRK-20	HRK-30	HRK-40	HRK-70	HRK-90	HRK-120
	(D10)	µm	0.71	0.69	2.54	4.55	10.5	16.88	23.77	44.32	55.23	92.39
	(D50)	µm	1.08	2.18	5.52	10.43	20.8	30.52	41.54	71.54	87.96	122.98
	(D90)	µm	3.21	5.24	9.09	20.8	37.24	48.87	66.44	106.5	134.92	172.07
Mpaghara elu akọwapụtara		m2/g	1.69	1.27	0.36	0.17	0.14	0.13	0.12	0.12	0.1	0.06
Igwe ọkụ eletrik		ị S/cm	6.07	5.4	5.65	4.05	6.87	7.95	4.65	6.18	8.15	6.45
Uru PH		-	7.53	7.79	7.7	7.9	7.62	7.7	7.8	7.7	7.9	7.54
Mmiri		%	0.05	0.03	0.03	0.03	0.03	0.03	0.03	0.03	0.03	0.04
Ezi njupụta		g/cm3	3.71	3.7	3.74	3.76	3.79	3.79	3.81	3.87	3.88	3.89
Ọnụọgụ Spheroidization		%	96	98	98	98	96	98	96	96	95	95
Ngwakọta kemịkalụ	Al2O3	%	99.87	99.94	99.89	99.94	99.92	99.93	99.94	99.92	99.94	99.92
	SiO2	ppm	430	30	430	20	150	20	20	30	20	170
	Fe2O3	ppm	140	70	140	40	60	60	50	60	60	140
	Na2O	ppm	90	100	10	60	140	90	110	90	70	90

Ngwa

● Thermal Interface Materials: thermal silica pad, thermal griiz, thermal conductive potting gluu, usoro mgbanwe ihe;
● Igwe plastik na-arụ ọrụ nke ọma: mkpuchi oriọna oriọna, shei ngbanwe, shei ngwaahịa elektrọnik, ngwaahịa eletriki akụkụ ikpo ọkụ;
● Al-based Copper Clad Laminate: elu-power LED circuit substrate, ike sekit mbadamba, wdg;
● Alumina seramiiki nzacha;
Ihe mkpuchi mkpuchi okpomọkụ.