Products Description
Features
Sealing performance: A high-quality cylinder head gasket should have excellent sealing performance, which can effectively prevent the leakage of combustion gas and exhaust gas and ensure the efficient operation of the engine.
Chemical Resistance: Cylinder head gaskets need to be able to resist corrosion from the chemicals produced inside the engine to maintain their performance and longevity.
Size and fit: Cylinder head gaskets need to be matched to the specific engine model and cylinder head design to ensure accurate installation and a good fit for effective sealing.
| NBR 70 | |||
| Property | Value | Unit | DIN Standard |
| Hardness | 70 | Shore A | DIN ISO 7619-1 |
| Density | 1.18 | g/cm³ | DIN EN ISO 1183-1 |
| Tensile strength at 100% elongation | - | N/mm² | DIN 53504 |
| Elongation at break | 249.9 | % | DIN 53504 |
| Tensile strength | 14 | N/mm² | DIN 53504 |
| Compression set 100°C/24h | 24 | % | DIN ISO 815-1 B |
| Rebound resilience | 36 | % | DIN ISO 53512 |
Functions
The cylinder head gasket plays a key sealing role in the automobile exhaust system. It is located between the engine block and the cylinder head and is used to ensure the sealing between the combustion chamber and the exhaust passage in the cylinder and prevent the leakage of combustion gases and exhaust gases.
The main functions of the cylinder head gasket include:
- Sealing airtightness: The cylinder head gasket can provide a reliable sealing effect to ensure that the combustion gas and exhaust gas in the cylinder will not leak into the surrounding environment of the engine.
- Thermal conduction and insulation: The cylinder head gasket needs to have good thermal conductivity to ensure normal heat transfer and dissipation of the engine. It can also isolate the high temperature of the combustion chamber and exhaust passage to prevent excessive heat transfer.
Installation Precautions
When installing the cylinder head gasket, you need to pay attention to the following points:
1. Clean the connecting surface: Before installation, make sure that the connecting surface of the engine block and cylinder head is clean to ensure that the sealing gasket can fully fit the interface.
2. Size matching: Select a gasket that matches the size of the engine block and cylinder head interface, ensuring that it fully covers the interface and ensures a tight fit.
3. Timely replacement: The cylinder head gasket is a wearing part and will age, wear, and deform over time. Regularly check the condition of the gasket and replace it if necessary to ensure normal operation of the engine.
In general, cylinder head gaskets play an important role in automobile exhaust systems, ensuring effective sealing of combustion gases and exhaust gases, while also having the characteristics of heat conduction, chemical corrosion resistance, and pressure resistance.
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