Product Description
Made by special way,the density is higher
Made by special material of 95% Granular powder,in this way,the heat treatment is better
Precise Mold control so that the tolerance is strict
Technical data
Density 3.65g/cm3
Alumina content 95%
Hardness(Mohs) 9
Rockwell hardness(HRA) over 75
Compression strength : 2000 MPa
Safety working temperatures : over 1500
Water Absorption rate : 0.01%
Thermal Conductivity 24 W/mK
Flexural Strength 340 Mpa
Properties: High density, good apprearance and high alumina content, excellent thermal condictivity and heat transfer, resistance against thermal shock and mechanical abuse.
Application:This special sintered alumina ceramic beads as components of ceramic pad and channel heaters can be used for pre and post-heaters welding applications because of its excellent heat resistance.
All flexible ceramic pad heaters are constructed of 80/20 Nickel/Chrome multi-strand wire, insulated with interlocking sintered alumina pink ceramic beads, nickel cold tail wire, and two Male Camlocks.
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