Cordierite - Mullite Kiln Furniture

Cordierite-mullite kiln furniture is composed of synthetic cordierite, mullite and glass phase, therefore combines low-expension of cordierite and thermo stability of mullite, performs superb flexural strength in high temperature and normal temperature and excellent thermal shock resistance. It is the best choice for refractory kiln below 1350℃.

▶ According to the classification rule of Sunrise kiln furniture. The production of cordierite - mullite kiln furniture are divided into 11 categories as follows:
◆ Plain batts: large batt, thin batt, plain batt, grooved batt, trapezoid batt, recessed batt, full disc, half disc, special batt.
◆ Extruded batts: thin extruded batt, large extruded batt, l ong extruded batt, plain extruded batt, perforated  extruded batt, extruded batt with cutouts, interlock extruded batt, special extruded batt.
◆ Plain supports: cuboid support, I-shape support, adjustable support, support with base, support block, special support.
◆ Extruded props: long hollow support, round hollow support, ellipitical hollow support, square hollow support, rhombus hollow support, special hollow support.
◆ Fittings: caps and fittings, splicers, special collar.    
◆ Secondary kiln furniture: TFS with integral legs, TFS with separate legs, support leg, special secondary kiln furniture.
◆ Saggars and crucible: round saggar, square saggar, special saggar, crucible, special crucible.  
◆ Sanitary ware kiln furniture: wash basin setter, square saggar, X-shaped bracked, special accessory.
◆ Heavy clay kiln furniture: H cassette, U cassette, special shape.
◆ Kiln accessories: hanging rail, hanging crank, I-shape hanging crank, hanging screw, cover batt, roller brick, burner block, flue tube, hollow perimeter block, dry-lock brick, special accessory.
◆ Other Products.

Material			Cordierite - Mullite Kiln Furniture
Chemical composition(%)	Al2O3		40	41	36	39	41	43	46
	SiO2		49	48	52	49	47	46	44
	MgO		6.5	7.0	7.0	8.0	7.0	7.0	6.0
Bulk density (g/cm3)			1.95	1.90	1.85	1.82	1.95	1.82	2.00
Apparent porosity (%)			26	28	28	29	26	33	25
Flexural strength(MPa)		20℃	14	13	16	10	13	15	18
		1250℃	14	13	10	11	15	15	17
C.T.E. 20-1000℃			2.3	2.3	2.6	2.2	2.2	2.5	3.1
Specific heat 20℃			10	1.0	1.0	1.0	1.0	1.0	1.1
max working temperature (℃)			1300	1250	1300	1320	1280	1280	1350

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