Hot Selling for Ptfe Bellow Mechanical Seal - Alumina Ceramic Rings – Xindeng
Hot Selling for Ptfe Bellow Mechanical Seal - Alumina Ceramic Rings – Xindeng Detail:
Technical Parameters
| Operating Limits | Units | Alumina Ceramics | Alumina Ceramics |
| Alumina Content | wt% | ≥ 99 | ≥ 95 |
| Volume Density | g /cm3 | 3.85 | 3.7 |
| Hardness (HRA) | HRA ≥ | 88 | 86 |
| Compressive Strength | MPa ≥ | 400 | 300 |
| Maximum Temperature | ℃ | 1500 | 1500 |
| Air Tight Test | Pass | Pass | |
| Thermal Shock Test | Pass | Pass | |
| Coefficient Of Heat Expansion | ×10-6/℃ | 8.2 | 7.5 |
| Dielectric Constant | εr20℃, 1MHz | 9.2 | 9 |
| Dielectric Loss | tanδ×10-4, 1MHz | 2 | 3 |
| Volume Resistivity | Ω·cm 20℃ | 1014 | 1013 |
| Puncture Strength | KV/mm , DC≥ | 20 | 20 |
| Acid-resistance | mg/cm2 ≤ | 0.7 | 7 |
| Alkali-resistant | mg/cm2 ≤ | 0.1 | 0.2 |
| Abrasion Resistance | g/cm2 ≤ | 0.1 | 0.2 |
| Compressive Strength | M Pa ≥ | 2800 | 2500 |
| Flexural Strength | M Pa ≥ | 350 | 200 |
| Elastic Modulus | G Pa | 350 | 300 |
| Poisson’s Ratio | 0.22 | 0.2 | |
| Thermal Conductivity | W/m·K( 20℃) | 25 | 20 |
Product detail pictures:
Related Product Guide:
We can constantly satisfy our respected customers with our good high quality, good price tag and good support due to we have been additional specialist and extra hard-working and do it in cost-effective way for Hot Selling for Ptfe Bellow Mechanical Seal - Alumina Ceramic Rings – Xindeng, The product will supply to all over the world, such as: Denmark, Bahrain, Portland, Item have passed by means of the national qualified certification and been well received in our main industry. Our expert engineering team will often be ready to serve you for consultation and feedback. We are able to also deliver you with cost-free samples to meet your specifications. Ideal efforts will probably be produced to provide you the most beneficial service and solutions. Should you be interested in our company and solutions, please make contact with us by sending us emails or call us straight away. To be able to know our solutions and enterprise. ar more, you'll be able to come to our factory to see it. We'll constantly welcome guests from all over the world to our firm. o build business enterprise. elations with us. Please feel absolutely free to speak to us for organization. nd we believe we will share the best trading practical experience with all our merchants.
By Heloise from Holland - 2018.02.04 14:13
We feel easy to cooperate with this company, the supplier is very responsible, thanks.There will be more in-depth cooperation.
By Christine from Mombasa - 2018.07.26 16:51
