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High alumina brick

The product with high quality high bauxite clinker, mullite, andalusite, sillimanite as the main raw material, through scientific ingredients, high pressure molding, high temperature sintering, with high load softening temperature, low high temperature creep rate and excellent thermal shock stability and other characteristics, mainly used for metal magnesium vertical tank reduction furnace and other non-ferrous smelting equipment.

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High alumina brick

Classification:

Refractory materials for non-ferrous metals

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Product Introduction

Brand Brand Index	Al₂O (%)	apparent porosity A · P (%)≤	Bulk density B · D (g/cm³)≥	Normal temperature compressive strength C · C · S (MPa)	0.2Mpa creep rate 50h(%) ≤	Change of heating permanent line P · L · C(%)	Softening temperature of 0.2MPa load R · U · L (To ℃≥)
Low creep high alumina brick
HTDRL-150	75	21	2.60～2.85	60	0.8(1500 ℃)	-0.2~0.2 (1500 ℃× 2h)
HTDRL-145	62	21	2.50～2.70	60	0.8(1450 ℃)	-0.2~0.2 (1500 ℃× 2h)
HTDRL-140	65	22	2.40～2.60	55	0.8(1400 ℃)	-0.2~0.2 (1450 ℃× 2h)
HTDRL-135	65	22	2.35～2.55	55	0.8(1350 ℃)	-0.3~0.2 (1450 ℃× 2h)
HTDRL-130	60	22	2.30～2.50	55	0.8(1300 ℃)	-0.3~0.2 (1450 ℃× 2h)
高铝砖 High aluminum series brick
HTLZ-80	80	21	2.50	60		-0.4~0.2 (1500 ℃× 2h)	1520
HTLZ-75	75	23	2.45	55		-0.4~0.1 (1450 ℃× 2h)	1500
HTLZ-65	65	21	2.40	50		-0.4~0.1 (1450 ℃× 2h)	1450
HTLZ-55	55	23	2.35	45		-0.4~0.1 (1450 ℃× 2h)	1420