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Contact: Jack chen
Company: CeraTek Technical Ceramic Co., Limited
The Sixth Floor,Building E,PuFa Square,No 1715, North Zhongshan Rd,Putuo Area,Shanghai,China
shanghai
China
Phone: 86-21-33876960
E-Mail: Send Inquiry
Date/Time:  3/28/18 12:36 GMT
 

alumina beads

Made by special way,the density is higher

Made by special material of 95% alumina,in this way,the heat treatment is better

Precise Mold control so that the tolerance is strict

Technical data

Density 3.65-3.7g/cm3
Alumina content 95%
Hardness(Mohs) 9
Rockwell hardness(HRA) over 75
Compression strength : 2000 MPa
Safety working temperatures : over 1500
Thermal Conductivity 23 W/mK
Flexural Strength 340 Mpa

Properties: High density, good apprearance and high alumina content, excellent
thermal condictivity and heat transfer, excellent insulating property and higer
surface finish and good unifomity ,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,Welding process, stress-relieving, pre-heating & post heating, ship-
building, other resistance-heating environment

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.


Ceramic beads (pink or white)
*Main body bead *Main body bead with hole *Male end bead *Female end bead
*Tail bead

Minimum Order: 1000 pieces

alumina beads
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