Introduction of expansion plug for Mercedes Benz：
The expansion plug for Mercedes Benz is located above the cylinder head of the internal combustion engine to prevent oil from leaking to the outside. The expansion plug for Mercedes Benz can also prevent contaminants. These features make the engine camshaft expansion plug one of the most important engine components. Here, we explain what the engine camshaft expansion plug is, including how to know if the engine camshaft expansion plug is damaged and leaking oil. What is the engine camshaft expansion plug? Engine camshaft expansion plug refers to a metal or plastic part connected to the top of the cylinder head. The engine camshaft expansion plug is also called a valve cover. In older engines with rocker arms, the engine camshaft expansion plug is called a rocker arm cover. The gasket between the automobile camshaft expansion plug cover and the cylinder head seals the joint to make the connection leak-proof. Gaskets can be made of a variety of materials, including cork, plastic or rubber.
Parameters of automobile camshaft expansion plug cover：
| Parameter category | Parameter details | Source information |
| Material properties | High strength & impact resistance | The material has excellent impact resistance and is not easy to shatter |
| Temperature resistance | Operating temperature range: -30°C~130°C | Temperature resistance range -30℃~130° |
| Chemical resistance | Resistant to oil pollution, weak acid and alkali corrosion | Resistant to oil pollution, weak acid and alkali corrosion |
| Electrical insulation properties | Excellent insulation properties | Excellent insulation properties |
| Safety protection level | Flame retardant grade: UL94 V-0 | Flame retardant grade UL94 V-0, reduce the risk of fire |
| Applicable models | Mercedes-Benz (specific models need to be matched according to the design) | |
Our strengths：
1. Our automobile camshaft expansion plug cover has strong impact resistance and durability, which are all due to the high strength of the expansion plug for Mercedes Benz material and the impact resistance of the camshaft expansion plug. It is not easy to shatter under high-speed engine operation or accidental impact, greatly extending the service life and reducing maintenance requirements.
2. We produce automobile camshaft expansion plug cover with wide environmental adaptability and corrosion resistance: the temperature resistance range (-30°C to 130°C) and oil resistance and weak acid-base corrosion resistance of the materials of camshaft expansion plug enable automobile camshaft expansion plug cover to work stably under temperature changes, oily environments or chemical exposure conditions, so that the engine can operate reliably for a long time.
3. Advanced safety protection: Combined with excellent electrical insulation properties and UL94 V-0 flame retardant grade, automobile camshaft expansion plug cover can effectively prevent the risk of electric shock, and suppress the spread of flames at high temperatures or accidental fire sources, improve overall safety performance and reduce the risk of accidents.
The role of expansion plug for Mercedes Benz：
Expansion plug for Mercedes Benz as an important part of the engine, the main role of camshaft expansion plug is to fix and protect the camshaft to ensure the stability of the engine during high-speed operation. Specifically, the camshaft expansion plug for Mercedes Benz firmly secures the camshaft in place through precise mounting structures (such as bolt holes and brackets) to prevent the camshaft from being displaced or physically damaged due to vibration, shock or high load during engine operation. This fixing mechanism directly avoids the risk of deformation or fracture of the camshaft due to external forces, thereby maintaining the integrity of the overall structure of the engine.
In addition, the camshaft expansion plug for Mercedes Benz plays an important role in providing lubricants.Its internal channel or oil circuit design allows the oil to flow smoothly to the surface of the camshaft for continuous lubrication and cooling. This effectively reduces the friction heat and wear of the camshaft journal in operation, prevents the journal from being pulled due to overheating or insufficient lubrication, thereby extending the service life of the camshaft and related components, and makes the engine work smoothly. Finally, the camshaft expansion plug for Mercedes Benz is also responsible for protecting the cylinder head area. By enclosing the upper space of the engine, the camshaft expansion plug for Mercedes Benz prevents oil from leaking into the external environment, while preventing dust, dirt and other pollutants from entering the valves and cylinders. This maintains the cleanliness of the engine interior, ensures that the oil circulation system is not disturbed, and avoids the influence of pollutants on the valve opening and closing or cylinder combustion process.
About us：
Our company focuses on the production of high-performance camshaft expansion plug for Mercedes Benz, which adopts high-strength, high-temperature resistance (-30°C~130°C), chemical resistance and UL94 V-0 flame-retardant materials to ensure reliable fixation of the camshaft, prevent oil leakage, provide lubricating oil and protect the cylinder head, and improve engine durability and safety. We support customization, and you are welcome to consult at any time!
A: Our products have passed ISO/TS 16949 quality management system certification, and meet the European CE, Russian GOST and other regional standards. Specific certification can be provided according to customer needs.
A: Yes! Please provide your requirements or refer to our product catalogue on the website. We will send you detailed technical documents (including size, material, vehicle type, etc.).
A: The regular model is available in stock, and the delivery cycle is 3-5 working days; the production cycle of customized products needs to be confirmed according to the order.
A: Please provide the brand, model and year of the vehicle (such as BMW 2020), we will match the corresponding accessories.
A: We provide OEM number comparison service or verify compatibility through third-party tools.
A: The default quotation is the factory price (excluding tax). If you need FOB price, you need to specify the freight forwarder and bear the international freight, we will cooperate with you.
A: The larger the order volume, the higher the discount. For example: -MOQ 100 pieces: unit price $10. -MOQ 500 pieces: unit price $8. Specific step prices can be negotiated after the procurement plan is provided.
A: The quotation is not included in tax (tax number of customer is required for export tax exemption in China). If DDP (tax paid delivery) is required, additional tax confirmation is required.
A: You can send the purchase list by email or submit the order online (official website link), we will confirm within 24 hours.
A: The modification can be made free of charge before production; the cancellation during production will incur the material loss fee (30% of the order amount); the cancellation after delivery is not allowed.
A: The freight shall be borne by your company under FOB price; the cost to the destination port/denominated place shall be borne by us under CIF/DAP price.
A: To be provided: -Commercial invoice (including HS code). -Packing list. -Certificate of origin (FORM A). -Technical documents (e.g. product certification certificates). We can assist in preparing the documents, but the customer is responsible for customs clearance.
A: It can be agreed to take the spot selling price of the Bank of China at the time of signing the contract as the benchmark, or avoid the risk of volatility through forward exchange contracts.
A: 2 years and 60,000 kilometers, electronic components 1 year warranty.
A: Please provide photos, test report and batch number to confirm the quality problem: -Free replacement or repair within the warranty period (24 months); -Negotiate partial compensation for non-quality issues.
A: The return freight shall be borne (except for quality problems), and the return shall be confirmed by our quality inspection.
A: Provide multi-language installation video and graphic manual, complex accessories can arrange engineers for remote guidance.
