Novel engine valve
A new type of technology for engine valves, applied in the field of composite materials, can solve the problems of short service life, valve wear, easy expansion, etc., and achieve the effects of improving service life, accelerating industrialization process, and small coefficient of thermal expansion and cold contraction
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Embodiment 1
[0014] The weight ratio of the graphite fiber is 40-43%, the weight ratio of the engineering plastic is 52-55%, the weight ratio of the rare earth is 3%, and the weight ratio of the curing agent is 2%.
Embodiment 2
[0016] The difference between this embodiment and embodiment 1 is that the weight ratio of the graphite fiber is 40-43%, the weight ratio of the engineering plastic is 52-55%, and the weight ratio of the rare earth is 3%. , the weight ratio of the curing agent is 2%.
Embodiment 3
[0018] The difference between this embodiment and embodiment 1 is that the weight ratio of the graphite fiber is 40%, the weight ratio of the engineering plastic is 55%, the weight ratio of the rare earth is 3%, and the weight ratio of the The weight ratio of curing agent is 2%.
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