Product Details

Specifications

Mullite threaded tube with collar
1.Material:alumina ceramic
2.Used in various furnace
3.RoHs certificated

Mullite threaded tube with collar

We mainly produce alumina tubes, rods and various industrial ceramic parts, which are mainly used in thermalcouple temperature, liquid steel continous temperature, various industrial furnace(containing vacuum furnace, carburizing furnace, wire furnace, atmosphere furnace etc), especially widely used in petrochemical, spinning, electric, instrumentation, mechanical workout, military project etc industry.

High aluminium

SiO2 30~40% AI2O3 55~65%R2O ~2% RO 4~8%

Compression strength>100kg/cm2
2kg softening point 1350C
Refractoriness 1750C
Max working temperature:1200C

Standard size: ID 15~200cm;OD 20~240cm

AL₂O₃% ≥	48
Refractoriness C ≥	1750
2kg/cm²softening point under load ≥	1420
Reheating linear shrinkage(%) ≤	1450C for three hours 0.7
Apparent porosity(%) ≤	26
Compression strength under normal temperature (Mpa) ≥	30

Physical and chemical property

	Unit	SHSM90	SHSM65	SHSM60
Content of al2o3	%	75-77	78-80	77-78
Density	g/cm3	2.6-2.7	2.5-2.6	2.4-2.5
Water absorption	%	6-7	8-9	9-10
Bending strength	MPa	60-70	55-60	50-55
Thermal Expansion coefficient(20-1000°C)	1/K	*610-6**	*610-6**	*6.210-6**
Elasticity	GPa	95	80	70
Using limit	°C	1350	1300	1300
Resistance to temperature change performance		very good	very good	very good

Above physical data from laboratory test samples. These data only for reference in the actual use of different size products

Series of ceramic rollers have: excellent high temperature performance; excellent chemical stability; excellent resistance to temperature changing;

SHSM 60: first choice for production of glazed wall tiles

SHSM 65:main choice for production of floor tiles and porcelain tiles.

SHSM 90:wise choice for firing large-size porcelain tiles,daily ceramic and plaza tile

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