Customization: | Available |
---|---|
Type: | Ceramic |
Density: | ~3.1 G/Cm³ |
Shipping Cost: | Contact the supplier about freight and estimated delivery time. |
---|
Payment Methods: |
![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
---|---|
Support payments in USD |
Secure payments: | Every payment you make on Made-in-China.com is protected by the platform. |
---|
Refund policy: | Claim a refund if your order doesn't ship, is missing, or arrives with product issues. |
---|
Suppliers with verified business licenses
Audited by an independent third-party inspection agency
Material | PTFE Lining + Ceramic Core (SiC, ZrO2, or Al2O3) |
Density | PTFE: ~2.1 g/cm³; SiC: ~3.1 g/cm³; ZrO2: ~6.0 g/cm³ |
Hardness (Vickers) | SiC: ~2,200 HV; ZrO2: ~1,200 HV; PTFE: Soft (~30-60 Shore D) |
Flexural Strength | SiC: ~400 MPa; ZrO2: ~1,000 MPa |
Compressive Strength | SiC: ~2,200 MPa; ZrO2: ~2,000 MPa |
Thermal Conductivity | SiC: ~120-180 W/m·K; ZrO2: ~2-3 W/m·K; PTFE: ~0.25 W/m·K |
Maximum Operating Temperature | SiC: ~1,800°C; ZrO2: ~1,000°C; PTFE: ~260°C |
Coefficient of Thermal Expansion (CTE) | SiC: 4.0 × 10-6/°C; ZrO2: 10.5 × 10-6/°C; PTFE: ~130 × 10-6 /°C |
Chemical Resistance | PTFE: Excellent resistance to nearly all chemicals; Ceramic: Inert to most chemicals |
Porosity | Ceramic: Dense (zero porosity); PTFE: Non-porous |
Friction Coefficient | PTFE: ~0.05; Ceramic: ~0.15 (depending on material) |
Electrical Properties | PTFE: Electrically insulating; Ceramic: Varies (SiC: semiconductive; ZrO2: insulating) |