High Purity Aluminium Oxide Alumina Ceramic Rod 95 99 Al2O3

Product Overview

Description

  Honesty high hardness 99% Alumina resistance Ceramic  Pipe Tube

 

99% 99.7% and 99.3 porcelain thermocouple protection tube and insulation tubes, and can be made into thermocouple molding products
AI20399%99.7% alumina just the quality of the jade thermocouple protection tube series:
1, A1203 > 99.3%
2, density 3.9 g/cm3
3, good thermal shock
4, linear degree is 1%
5, the long-term use of 1600 ℃, 1800 ℃ in the short term
6, good air tightness is widely used in the test vacuum furnace equipment.
Specification and USES
99% of the porcelain fused alumina porcelain indicators:
1, the tensile strength: 3160 kg/cm2
2, tensile strength: 23300 kg/cm2
3, the flexural strength: 2520 kg/cm2
4, mohs hardness: 9
5, bulk density: > 3.8 g/cm3
6, linear expansion coefficient (at room temperature to 800 ℃ 7.75 ` 10-6/0 - c
7, thermal stability: 1300 ℃ at room temperature without fracture (more than 30 to 50) three times
8, breakdown voltage (room temperature) > 10 kv/mm
9, specific volume resistance (room temperature) > 10141 ∑. Cm
10, long-term use of temperature: 1600 ℃
11, short-term use temperature: 1800 ℃
12, AI203 content: 99% or higher
13, refractoriness: 2040 ℃

 

Alumina ceramic pipe: