Silicon carbide has a corrosive effect on. While the general will be more than 12% Si aluminum alloy called high silicon aluminum alloy, it is recommended to use diamond cutter, but this is not absolute, the silicon content gradually increased the destructive power of the tool is also gradually increasing. Therefore, some manufacturers in the silicon content of more than 8% on the recommended use of diamond tools. Aluminum silicon content of between 8% -12% of a transition zone, both can use ordinary carbide, diamond tools can also be used. But the use of carbide should be used by PVD (Physical layer) method, no aluminum elements, the film thickness of smaller tools. Because PVD method and a small film thickness of the tool to maintain a more sharp cutting edge as possible (otherwise, avoid abnormal growth at the edge of the film needs to be sufficient edge passivation, cutting aluminum will not sharp) Zhejiang aluminum foam recycling, but the film material containing aluminum may damage the blade and combined film and substrate layer tool and the workpiece material to cooperate with the pro. Superhard coatings because more aluminum compounds, nitrogen, three of titanium, cemented carbide substrate may be due to a small amount of flaking caused by chipping over the film when peeled. Renewable energy is one that can collectively renewable energy, including biomass, solar energy, solar energy, biogas, etc. [1]? Biomass energy mainly refers to the Ya-sweet sorghum, Anhui aluminum foam recycling, refers to a variety of take inexhaustible energy, strictly speaking, is not exhausted within the period of human history Energy Renewable energy does not include current limited energy, such as fossil fuels and nuclear energy benefits: 1, the development and utilization of renewable energy sources is to implement the scientific development concept and building a resource-saving society to achieve the basic requirement of sustainable development. sufficient, safe and clean energy supply is the basic guarantee economic development and social progress. China's large population, low per capita energy consumption, energy demand growth pressure large contradiction between energy supply and economic development is very prominent. solve our energy problems fundamentally, we continue to meet the needs of economic and social development, protection of the environment and achieve sustainable development, in addition to greatly improve energy efficiency, accelerate the development of renewable Energy is an important strategic choice, but also to implement the scientific concept of development, the basic requirements of building a resource-saving society. 2, the development of renewable energy sources is an important measure to protect the environment and address climate change. At present, China's environmental pollution problems highlighted ecosystem fragile, Hubei aluminum foam recycling, mass exploitation and use of fossil fuels a great impact on the environment, particularly the high proportion of coal in China's energy consumption structure, rapid growth in carbon dioxide emissions, aluminum foam recycling, renewable greater impact on climate change. clean energy, environmental protection, development and utilization without increasing greenhouse gas emissions. the development of renewable energy, optimizing energy structure, protecting the environment, reducing greenhouse gas emissions, climate change has an important role in Hunan recycling aluminum foam, aluminum foam recycling, Shengxin recycling scrap metal recycling scrap metal from the Linyi City Shengxin Limited. Linyi City Shengxin scrap metal recycling Ltd. (shengxin.tz1288.com) strong, credible, in Linyi, Shandong scrap metal industry has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead Shengxin scrap metal recycling into the brilliant and you work for a better future!