95% Alumina Ceramic Parts Textile Ceramic Yarn Guide For Textile Machinery
1.Description
High alumina ceramic textile thread guide
Features:
1) A variety of specifications available.
2) Satisfy various technical request
3) Lower medium spoilage
4) Good insulation performance and high temperature resistance
5) Stiffness texture
6) Used in all electric products and electric heating products
7) OEM, ODM and OBM are welcomed
We can supply the products according to customer's drawings, samples and performance requirement.
Alumina ceramic is kind of structural ceramics, with insulation resistance, voltage resistance, high strength, good thermal conductivity, dielectric loss, stable electrical performance characteristics. Used in electronic ceramic substrates, ceramic electrical insulation, vacuum devices, devices porcelain, spark plugs and other products. We can make the part by hot injection pressing, dry pressing, isostatic pressing and extrusion productive technology etc
| Item | Testing condition | Unit | 95% al2o3 | 99% al2o3 | 99% al2o3 | 99.5% al2o3 | zirconia |
| Bulk density | | g/cm3 | >3.60 | 3.7 | 3.7 | 3.7 | 6 |
| Flexural Strength | | N/m2×103 | 2.24 | >2.24 | >2.24 | >2.74 | 11 |
| Coefficient of linear expansion | 20~800°C | ×10-6/°C | 6.5~8.0 | 6.5~8.0 | 6.5~8.0 | 6.5~8.0 | 9.5 |
| Permittivity | 1MHz | | 9~10 | 9~10.5 | 9~10.5 | 9~10.5 | / |
| 10GHz | | 9~10 | 9~10.5 | 9~10.5 | / | / |
| Insertion loss | 1MHz | ×10-6 | ≤4 | ≤2.5 | ≤2.5 | ≤1.5 | / |
| 10GHz | ×10-6 | ≤10 | ≤6 | ≤6 | / | / |
| Bulk density resistance | 100°C | Ω·Cm | >1013 | >1013 | >1013 | >1014 | >1012 |
| Puncture strength | | KV/mm | 15 | 15 | 15 | / | / |
| Thermal conductivity | 20°C | W/m·k | 25.2 | 25.2 | 25.2 | 29.2 | 3 |
2.Application:
1) Knitting Machine
2) Winder Guides for PA thread
3) Twisting Machinery
4) Sensible fiber at low speed
5) Sensible fiber at high speed
6) Weaving machinery
7) Texturing machinery
