- 类型:
- 煤矿
- 型号:
- 齐全
- 规格:
- 标准
Anti-corrosion sleepers, anti-corrosion sleeper material selection
Sleepers are an important component of railway infrastructure, so the state of anti-corrosion sleepers requires line workers to constantly take care and pay attention to this aspect. Sleepers require a large amount of wood. Facing increasingly severe environmental problems, saving wood has become an important task at present.
An important way to successfully complete this task is to extend the service life of anti-corrosion sleepers. To achieve this goal, the material selection and anti-corrosion treatment of anti-corrosion sleepers must be in place during the production process. The anti-corrosion sleepers produced by Shandong Shengmei are made of wood imported from Russia, which ensures the quality and can meet the large-volume requirements of customers.
Wooden anti-corrosion sleepers are widely used in mining tracks and machine skids due to their elasticity and easy processing.
If the sleepers are used directly without antiseptic treatment, the wood of the sleepers will be affected by the damage of fungi. Especially when the temperature is ~% and the humidity is ~%, wood rot fungi will multiply in large numbers. The service life of anti-corrosion sleepers treated with anti-corrosion treatment is greatly extended. The service life of anti-corrosion sleepers treated with oil preservatives is not less than 10 years, and the service life of anti-corrosion sleepers treated with water-soluble anti-corrosion agents is not less than 2 years. The anti-corrosion sleepers produced by Shandong Shengmei are all treated with high-pressure oil immersion, which has a long service life and is not affected by temperature and humidity.
During the anti-corrosion treatment of anti-corrosion sleepers, the preservative is required to be injected into the outer layer of the sleeper. The outer layer refers to the sapwood on the side parts of the sleeper. These parts usually require all injection, and the core of the bottom surface of the sleeper should not be less than five centimeters. .
The effectiveness of the anti-corrosion sleeper wood mainly depends on the toxicity of the preservative used. The greater the toxicity, the better the anti-corrosion effect. However, these toxic agents also produce many adverse effects on humans and the environment. Therefore, in recent years, several high-efficiency and low-toxic wood preservatives have been widely studied and applied in the world. For example, alkylammonium compounds are a new type of wood preservative with great potential. They have good water solubility, high lethality, wide range, strong resistance to loss, maintain the true color of wood, do not affect paint, are non-toxic to the human body, and are non-toxic to the environment. No pollution and other characteristics.
Production technology of anti-corrosion sleepers
Treatment technology of anti-corrosion sleepers
Oil-impregnated sleepers are treated with chemical methods. The wood sleepers are immersed in a mixed solution of coal tar and anthracene oil. After high temperature Under high pressure, the wood is saturated with this preservative and becomes very hard. Not only is it not easy to rot, but it is also waterproof? Therefore, the sleepers that have been treated with antiseptic treatment are not afraid of water.
Material of anti-corrosion sleepers
Nowadays, the stronger and more durable Pinus sylvestris and larch wood are often used on railways as the wood for making oil-impregnated sleepers. Wooden sleepers are rich in corrosion resistance and can absorb trains better than other sleepers. The weight caused by driving.
Specifications of anti-corrosion sleepers
The first-class sleepers, the length, width and height are **
The second-class sleepers, the length, width and height are **
The anti-corrosion sleepers produced by Shandong Shengmei adopt new high-efficiency and low-cost Toxic preservatives are non-toxic to the human body and non-polluting to the environment
Contact Liu Yanyan
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Shandong Shengmei Mining Machinery Co., Ltd.