Alumina Tube

Alumina Tube
Product Details

Alumina Tube
High purity alumina products can withstand very high temperature under reducing, inert or high vacuum condition. They remain good chemical resistance under high temperature, and have excellent wear and abrasion resistance. Alumina products can withstand up to 1800 ℃.

Alumina purity: 99.6%
Color: Lvory
Sintering temperature: 1810℃
Max. working temperature: 1800℃
Sag Temp. Unsupported Tube: 1600℃
Delivery time: 3-5 days

Chemical Composition(%)









Standard size:
To ensure fast delivery time, we have plenty of stock.

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

100 x 90 x 200-1500mm

120 x 110 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℃ ~ 300℃/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.