Regarding the differences between high-strength graphite and high-purity graphite, as well as their respective advantages and disadvantages, we can have an in-depth discussion from their composition, definition, product application and other related factors.

1. High strength graphite

   1.1 Composition: High-strength graphite is mainly composed of carbon, with a very high carbon content and a small amount of impurity elements. The presence of these impurity elements gives high-strength graphite excellent mechanical properties and thermal stability.
   1.2 Definition: High-strength graphite is a graphite material processed by a special process. It has high mechanical strength, excellent thermal and electrical conductivity, and good chemical stability.
   1.3 Product application: High-strength graphite is widely used in the manufacture of high-performance seals, bearings, electrodes, high-temperature furnaces, aerospace components, etc. Its excellent mechanical properties and high temperature resistance make it widely used in many industrial fields.
   1.4 Advantages: High-strength graphite has high strength, high hardness, high temperature resistance, good thermal and electrical conductivity, and excellent chemical corrosion resistance. In addition, it has good self-lubricating properties and reduces the friction coefficient.

2. High purity graphite

   2.1 Composition: High-purity graphite has a very high carbon content and very little impurity elements. This makes it extremely pure.
   2.2 Definition: High-purity graphite is a finely processed graphite material with extremely high purity. It is mainly used in some fields that require extremely high purity.
   2.3 Product application: High-purity graphite is mainly used to manufacture electronic components, advanced heat exchangers, atomic reactor parts, etc. Its high purity makes it widely used in the fields of electronics and new energy.
   2.4 Advantages: High-purity graphite has extremely high purity and therefore has excellent electrical and thermal conductivity. In addition, it has good lubrication properties and resistance to chemical corrosion.

3. Factors that determine whether to use high-purity graphite or high-strength graphite

When choosing between high-purity graphite or high-strength graphite, the following factors should be considered:

   3.1 Application fields: Different fields have different requirements for material performance. For example, the electronic field has extremely high requirements for the purity of graphite, while the mechanical field pays more attention to the mechanical properties of graphite.
   3.2 Performance requirements: Select the appropriate graphite material according to the performance requirements of the product. For example, products that require high strength and hardness should choose high-strength graphite; products that require higher purity should choose high-purity graphite.
   3.3 Cost control: The production costs of high-purity graphite and high-strength graphite are different. When choosing, cost factors need to be considered to meet the economic benefits of the product.
   3.4 Production process: Different production processes may require different graphite materials. Therefore, when selecting graphite materials, the adaptability of the production process also needs to be considered.

In general, high-purity graphite and high-strength graphite are different in composition, performance and application fields. The choice of graphite material should be comprehensively considered based on factors such as specific application needs, performance requirements, cost control, and production processes. In the actual production process, selection and adjustment should be made according to specific circumstances to meet the needs of the product. Hope the above content will be helpful to you.