1, 95-99.7% Alumina purity, 2, Voltage resistance, 16-25V, 3, available for gas utensils, gas portable stoves.

 Corundum Alumina Products

 

Alumina purity: 99.6%

Color: Lvory

Sintering temperature: 1810C

Max. working temperature: 1800C

Sag Temp. Unsupported Tube: 1600C

 

 

 

 

Alumina tube

 

Alumina purity: 99.6%

Color: Lvory

Sintering temperature: 1810 oCli>

Max. working temperature: 1800 oC

Sag Temp. Unsupported Tube: 1600 oC

Delivery time: 3-5 days

Chemical Composition(%)	Al2O3	>99.6
	SiO2	<0.1
	Fe2O3	<0.05
	R2O	<0.1

Standard size:

OD x ID x Length (mm)
28 x 22 x 200-1500mm	30 x 24 x 200-1500mm
32 x 26 x 200-1500mm	35 x 28 x 200-1500mm
40 x 30 x 200-1500mm	50 x 40 x 200-1500mm
60 x 50 x 200-1500mm	70 x 60 x 200-1500mm
80 x 70 x 200-1500mm	90 x 80 x 200-1500mm

 

Other size can be produced according to customer’ s requirement.

 

Note: Alumina products are sensitive to thermal shock. Try to warm up the furnace chamber slowly. A heating rate between 150 oC~300 oC/hour is recommended for the first 1-1.5hours, so that the alumina products can be evenly heated to reduce the impact of thermal shock.

 

 

Alumina crucible (cylinder type)

 

Alumina crucible

Alumina purity: 99.6%

Color: Lvory

Sintering temperature: 1810 oCli>

Max. working temperature: 1800 oC

Sag Temp. Unsupported Tube: 1600 oC

Delivery time: 3-5 days

 

Chemical Composition(%)	Al2O3	>99.6
	SiO2	<0.1
	Fe2O3	<0.05
	R2O	<0.1

Standard size:

 

Capacity (ml)	Specification (mm)
5	Dia20x25x2
10	Dia29x33x2.5
20	Dia34x38x2.5
30	Dia38x44x2.5
40	Dia42x45x2.5
50	Dia45x48x2.5
60	Dia47x47x2.5

Other size can be produced according to customer’ s requirement.

Note: Alumina products are sensitive to thermal shock. Try to warm up the furnace chamber slowly. A heating rate between 150 oC~300 oC/hour is recommended for the first 1-1.5hours, so that the alumina products can be evenly heated to reduce the impact of thermal shock.

 

 

 

 

 

Alumina crucible

 

Alumina crucible (arc type)

Alumina purity: 99.6%

Color: Lvory

Sintering temperature: 1810 oCli>

Max. working temperature: 1800 oC

Sag Temp. Unsupported Tube: 1600 oC

Delivery time: 3-5 days

Description   Chemical Composition(%) Al2O3 >99.6 SiO2 <0.1 Fe2O3 <0.05 R2O <0.1 Standard size: To ensure fast delivery time, we have plenty of stock. Capacity (ml) Specification (mm) 5 Dia20x25x2 10 Dia29x33x2.5 20 Dia34x38x2.5 30 Dia38x44x2.5 40 Dia42x45x2.5 50 Dia45x48x2.5 60 Dia47x47x2.5 70 Dia50x55x2.5 80 Dia50x56x2.5 Other size can be produced according to customer’ s requirement. Note: Alumina products are sensitive to thermal shock. Try to warm up the furnace chamber slowly. A heating rate between 150 oC~300 oC/hour is recommended for the first 1-1.5hours, so that the alumina products can be evenly heated to reduce the impact of thermal shock.

 

 

Alumina Boat

Alumina purity: 99.6%

Color: Lvory

Sintering temperature: 1810 oCli>

Max. working temperature: 1800 oC

Sag Temp. Unsupported Tube: 1600 oC

Delivery time: 3-5 days

Description Comments     Chemical Composition(%) Al2O3 >99.6 SiO2 <0.1 Fe2O3 <0.05 R2O <0.1   Standard size:   To ensure fast delivery time, we have plenty of stock. Capacity (ml) Specification (mm) 15 70x20x15mm 20 65x30x17mm 20 100x12x15mm 150 120x60x25mm 200 100x100x27mm Other size can be produced according to customer’ s requirement. Note: Alumina products are sensitive to thermal shock. Try to warm up the furnace chamber slowly. A heating rate between 150 oC~300 oC/hour is recommended for the first 1-1.5hours, so that the alumina products can be evenly heated to reduce the impact of thermal shock.