Customization: | Available |
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Application: | Electronics, Textile Machinery |
Product Name: | Ceramic Thread Yarn Guides |
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The main features of ceramic thread yarn guides
1. Exceptional wear resistance and hardness better than metal onesMaterial option | Alumina(Al2O3), Zirconia (ZrO2), Titania (TiO2) |
Forming methods | Dry pressed, Ceramic injection molding, Hot pressed |
Specification | OD can be from 1 to 50mm |
Precision processing | Precision Grinding, Polishing, Lapping, |
Key parameters | Fine grade roughness to be 0.4mm, diamond-like polish to be Ra0.1 |
Surface quality | Free of cracks, foreign contamination, mirror surface |
Remark:
We have been producing a variety of ceramic wire guides, including ceramic pigtails, ceramic traverse guides, ceramic rollers, ceramic bobbins, and so on.Datasheet of technical ceramics
Property | Units | Material |
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99.5% alumina |
99% alumina |
95% alumina |
ZrO2 (Y-TZP) |
ZrO2 |
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Density | g/cm3 | ≥3.85 | ≥3.80 | ≥3.60 | ≥5.95 | ≥5.72 |
Water absorption | % | 0 | 0 | 0 | 0 | 0 |
Hardness | HV | 1700 | 1700 | 1500 | 1300 | 900 |
Flexural strength | Mpa | ≥379 | ≥338 | ≥320 | ≥1200 | ≥1200 |
Compressive strength | Mpa | ≥2240 | ≥2240 | ≥2000 | ≥1990 | 1750 |
Fracture toughness | Mpa m1/2 | 4-5 | 4-5 | 3-4 | 6.5-8 | 11 |
Max. service temperature |
ºC | 1675 | 1600 | 1450 | 1000 | |
CTE | 1×10 -6 /ºC | 6.5~8.0 | 6.2~8.0 | 5.0~8.0 | 8.0~9.5 | 10.2 |
Thermal shock | T(ºC) | ≥250 | ≥200 | ≥220 | ≥300 | 350 |
Thermal conductivity(25ºC) | W/m.k | 30 | 29 | 24 | 3 | 3 |
Volume resistivity | ohm.cm | |||||
25ºC | >1 x 10 14 | >1 x 10 14 | >1 x 10 14 | >1 x 10 11 | >1 x 10 11 | |
300ºC | 1 x 10 12 | 8 x 10 11 | 10 12 -10 13 | 1 x 10 10 | 1 x 10 10 | |
500ºC | 5 x 10 10 | 2 x 10 9 | 1 x 10 9 | 1 x 10 6 | 1 x 10 6 | |
Insulation strength | KV/mm | 19 | 18 | 18 | 17 | 20 |
Dielectric constant(1Mhz) | (E) | 9.7 | 9.5 | 9.5 | 29 | 28 |
We have in-housing comprehensive manufacturing types of equipment, including forming, sintering, CNC machining, precision grinding, laser cutting, and so on, it helps us to control the quality very well. Also, it greatly benefits cost control.
Q1. Are you a factory or trading company?
A: We are a manufacturer with over 16 years of experience. You are welcome to visit our factory.
Q2: Do you send a sample to check?
A: Sure, the sample is free and freight is collected.
Q3: When will you ship it?
A: If the products are in storage, we'll ship within 48 hours
Q4: When can I get the price?
A: We regularly quote within 24 hours after we get your inquiry. If you are in urgent need of getting the price.
Please call us or tell us in your email so that we can proceed with your inquiry as a priority.
Q5: Is it available to provide customized products?
A: We always support custom-made demands as per different materials, dimensions, and designs.