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The engine guard plate is divided into resin steel plate and aluminum alloy according to the material, the weight of plastic is relatively light, the strength is low, the strength of steel is large, but the weight is relatively large, which will increase fuel consumption, the weight of aluminum alloy is relatively light, and the strength is moderate, which is a little expensive.
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Engine guards are generally made of hard plastic, resin, iron and aluminum alloys.
The steel plate material is currently the most chosen by car owners, it is cheap, the material is hard, and the engine protection is the best, but the weight is large, which affects the chassis counterweight, and will also affect the safety of the engine sinking in serious accidents; Compared with the steel plate, the weight of the reinforced resin is much lighter, and for the erosion of sediment, the chassis damage of small scrapes can be easily dealt with, but it is inferior to the steel plate in terms of overall strength, and it is easy to break when encountering a slightly more serious bottom.
The plastic guard plate has low cost and light weight, very thin and poor strength, a small scratch will cause the guard plate to break, which belongs to the lowest level of the guard plate, and the original guard plate of many low-end cars is made of plastic; The aluminum alloy guard plate is light in weight, high in strength, super high in appearance, and of course, super high.
The role of the engine guard.
Of course, the engine guard protects the engine, preventing foreign objects and bulges on the road from scratching the oil pan under the engine. It also prevents sand, dust, and water from entering the engine compartment, keeps the engine compartment clean, and reduces wear and tear on components such as belts.
In addition, it also plays the role of an aerodynamic package, combined with other chassis covering parts to form a relatively smooth surface, improve the flatness of the chassis, reduce the resistance and turbulence of air flow, make the air flow faster, reduce the drag coefficient of the car, and improve the stability of the car at high speed.
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Engine guards are generally made of hard plastic, resin, iron and aluminum alloys.
1. There are three main stages in the development of engine guards in China: hard plastic, resin, iron and aluminum alloy. The characteristics of different types of guards are fundamentally different.
But the only thing that must be strictly controlled: whether the engine can sink normally after installing the guard plate is the most critical question.
2. The engine guard is designed according to a variety of different models, and its design is to prevent the engine from being wrapped by mud, and secondly, to prevent the engine from being damaged by the impact caused by the uneven road surface during driving. Through a series of designs to extend the service life of the engine, to avoid the car breakdown due to external factors caused by external factors during the journey.
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Answer: Now the more high-tech material should be AC rubber, generally a good product material is rubber and resin, rather than oil, paint, asphalt, etc., with permanent elasticity, high wear resistance, good noise resistance. There are mainly chassis antirust adhesive containing asphalt components, water-soluble chassis antirust adhesive, composite polymer resin paint, and oily (solvent-based) chassis antirust adhesive.
These materials are still relatively good pro.
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Jinke alloy plastic steel protection plate is the best material, with the advantages of light weight, high strength, corrosion resistance, good resilience, full enclosure, and does not affect the sinking of the engine.
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According to the material, the engine guard plate is divided into resin material, steel plate and aluminum alloy, and aluminum alloy is better.
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Install a good engine guard plate is based on a variety of different models of design of the engine guard, its design is first to prevent mud to wrap the engine, resulting in poor engine heat dissipation, followed by to prevent the engine damage caused by the impact of the uneven road surface during driving, through a series of designs to extend the service life of the engine, to avoid the car breakdown due to external factors during the travel due to engine damage.
Engine guard classification.
1. Hard plastic, resin guard board.
**Relatively cheap, the production process is simple, but it should be noted that this material guard is easy to break, and it cannot be repaired after the damage can not play a long-term protective role.
Advantages: light weight, low weight.
Disadvantages: Easy to damage.
2. Steel or manganese alloy guard plate.
It should be noted that when choosing this kind of guard, it is the matching of the style of its design and the car and the quality of the supporting accessories, and the products of regular manufacturers must be selected. The guard plate of this material can protect the important parts of the engine and chassis to the greatest extent, but the disadvantage is that the weight is heavy.
Advantages: strong impact resistance.
Disadvantages: Heavy weight.
3. Aluminum alloy protection plate.
Many beauty shops push this product, looking at the high profit behind its ** grid, but its hardness is far less than that of steel protection plates. Damage is difficult to repair, and the alloy material is extremely complex and difficult to determine its characteristics, but it is characterized by its light weight.
Advantages: Light weight.
Disadvantages: **High, material strength is not high.
If you decide to install the guards, be sure to look at the equipment in the construction area, as the construction of the guards is quite troublesome. First of all, it is necessary to carefully remove the oil stain of the chassis, use a special detergent to completely remove the asphalt and oil stains, and then dry it, any negligence in these treatments will affect the firmness of the guard plate. Then seal the parts that need to dissipate heat, such as the transmission shaft and other rotating systems, exhaust pipes, with tape or waste newspapers.
In order not to cause accidental damage and affect their normal operation, and to remove these tapes or newspapers after the construction is completed to avoid danger.
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Manganese steel for engine guards is good.
The manganese steel guard plate has high strength, which can protect the important parts of the engine and chassis to the greatest extent, but the energy absorption is not good, there is resonance and abnormal noise, and the weight is large, and it is easy to rust. The main element of aluminum-magnesium alloy is aluminum, which has strong corrosion resistance, and the hardness is several times that of the plastic casing, but it is not as good as the steel plate, and the impact resistance is average.
Engine guard precautions.
1. Usually use the car just to commute in the city, there is no need to install the engine guard, after all, the road condition itself is very good, and it feels useless to install an additional guard.
2. The engine guard plate is installed, which may affect the engine sinking at a critical time. Engine sinking refers to the fact that in the event of a frontal collision, the engine mount sinks a few centimeters so that the engine does not invade the cockpit, thus providing more living space.
3. The engine guard may also affect the heat dissipation of the engine, and the heavier engine guard will also lead to changes in fuel consumption and control.
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1. Common engine guards can be divided into steel, aluminum alloy, plastic steel and plastic. The aluminum alloy guard plate is the most cost-effective, lightweight, high strength, and affordable, and is one of the first choices of consumers.
2. The manufacturing cost of plastic guard plate is low, and the weight is also the lightest.
3. Plastic steel and steel are mostly used in high-strength off-road vehicles, and the installation of such guards in ordinary cars and urban SUVs is easy to increase fuel consumption.
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Many new cars leave the factory without an engine guard, and everyone will install one after buying a car. This guard is made of steel, reinforced resin, plastic, and higher grade aluminum alloy, which one is better? How do we choose?
First, let's take a look at the role of the engine guard. As the name suggests, the engine guard is of course to protect the engine, it can prevent foreign objects on the road, protrusions, etc. from scratching the oil pan of the lower part of the engine; It also prevents sand, dust, and water from entering the engine compartment, keeps the engine compartment clean, and reduces wear and tear on components such as belts. In addition, it also plays the role of an aerodynamic package, combined with other chassis covering parts to form a relatively smooth surface, improve the flatness of the chassis, reduce the resistance and turbulence of air flow, make the air flow faster, reduce the drag coefficient of the car, and improve the stability of the car at high speed. At the same time, it can also direct the flow of airflow, let more air flow through the engine, enhance the heat dissipation of the engine, and so on. Therefore, the engine guard is also called "deflector" or "wind deflector".
There are steel, reinforced resin, plastic, and aluminum alloy engine guards, what are the advantages and disadvantages of each? The steel plate material is currently the most chosen by car owners, it is cheap, the material is hard, and the engine protection is the best, but the weight is large, which affects the chassis counterweight, and will also affect the safety of the engine sinking in serious accidents; Compared with the steel plate, the weight of the reinforced resin is much lighter, and for the erosion of sediment, the chassis damage of small scrapes can be easily dealt with, but it is inferior to the steel plate in terms of overall strength, and it is easy to break when encountering a slightly more serious bottom. The plastic guard plate has low cost and light weight, very thin and poor strength, a small scratch will cause the guard plate to break, which belongs to the lowest level of the guard plate, and the original guard plate of many low-end cars is made of plastic; The aluminum alloy guard plate is light in weight, high in strength, super high in appearance, and of course, super high, which is the choice of local tyrants.
So how do we choose? It depends on your road conditions and driving environment. If you drive in very bad road conditions, bumpy, or you often go off-road, then install the strongest and most crash-resistant steel, which can better protect your chassis, and some off-road vehicle guards are even made of high-strength steel plates; If you're just driving in the city, or on the highway, use reinforcing resin or plastic, the purpose is to keep out muddy water and the like; As for the aluminium alloy engine guard, it has many advantages, and if you are not short of money, it is of course the best choice.
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I think it might be better to use aluminum, because a lot of times aluminium is a harder material, and it will be more convenient for us to use it, which can bring a higher safety factor.
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It depends on your road conditions and driving environment. If you drive in very bad road conditions, bumpy, or you often go off-road, then install the most strong and crash-resistant steel, which can better protect your chassis, and some off-road vehicle guards are even made of high-strength steel plates; If you're just driving in the city, or on the highway, use reinforcing resin or plastic, the purpose is to keep out muddy water and the like; As for the aluminium alloy engine guard, it has many advantages, and if you are not short of money, it is of course the best choice.
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The steel plate material is currently the most chosen by car owners, it is cheap, the material is hard, and the engine protection is the best, but the weight is large, which affects the chassis counterweight, and will also affect the safety of the engine sinking in serious accidents; Compared with the steel plate, the weight of the reinforced resin is much lighter, and for the erosion of sediment, the chassis damage of small scrapes can be easily dealt with, but it is inferior to the steel plate in terms of overall strength, and it is easy to break when encountering a slightly more serious bottom.
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Many people want to do their best to protect their cars after buying a new car, so many people want to install some protective devices on the car, just like the engine underguard, is it necessary to install it? The maintenance master told the truth.
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The lower engine guard prevents scratching of sharp and hard objects such as stones.
Scratch resistant and durable: Steel.
Alloy >> resin light weight: resin.
Alloy 》** high and low of steel: alloy.
Steel's resin.
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