In modern industrial production, the problem of static electricity has become increasingly prominent, especially in the fields of electronic products, medical equipment, precision instruments, etc. The existence of static electricity may cause a series of problems, such as equipment failure, data loss, etc. Therefore, the demand for antistatic materials is gradually increasing, and antistatic EVA Block is one of the important materials. This article will introduce in detail the material selection, manufacturing process, production process, characteristics and application fields of anti-static EVA Block, and explain it with the relevant parameter values.

　　1. Selection of antistatic EVA Block materials

　　The key to selecting antistatic EVA Block materials lies in the stability and durability of its antistatic properties. A high-quality anti-static EVA Block should have good conductive properties and be able to quickly introduce static charges to the ground, thereby effectively preventing the accumulation of static electricity. In addition, the physical properties of the material such as hardness, wear resistance, impact resistance, etc. are also factors that need to be considered when selecting.

　　When choosing antistatic EVA Block, you also need to pay attention to its compliance with relevant industry standards and quality requirements to ensure its reliability and safety in practical applications.

　　2. Manufacturing process of antistatic EVA Block

　　The production process of antistatic EVA Block mainly includes the steps of raw material preparation, antistatic agent addition, mixing, molding and post-processing.

　　In the raw material preparation stage, high-quality EVA raw materials and antistatic agents need to be selected. The type and amount of antistatic agents have a crucial impact on antistatic performance, so precise proportioning and testing are required.

　　During the mixing stage, the EVA raw materials and antistatic agent are fully mixed through professional mixing equipment to ensure that the antistatic agent is evenly distributed in the EVA.

　　In the molding processing stage, the mixed antistatic EVA material is processed into the required shape and size through injection molding, extrusion and other processes. This process requires strict control of parameters such as temperature and pressure to ensure stable performance of the material.

　　The post-processing stage includes inspection and packaging of finished products to ensure that the quality and performance of the anti-static EVA Block meet the requirements.

　　3. Antistatic EVA Block production process

　　The production process of antistatic EVA Block is as follows:

　　Raw material preparation: Select EVA raw materials and antistatic agents that meet the requirements.

　　Mixing and stirring: Add the antistatic agent to the EVA raw material in a certain proportion, and mix the two thoroughly through the stirring equipment.

　　Melting and molding: The mixed antistatic EVA material is heated to a molten state, and then processed into preset shapes and sizes through molding equipment.

　　Cooling and solidification: Cooling and solidification in the mold make the material reach the predetermined hardness and stability.

　　Inspection and packaging: Conduct performance inspection on the anti-static EVA Block to ensure that it meets the anti-static performance requirements before packaging and warehousing.

　　4. Antistatic EVA Block Characteristics

　　Antistatic EVA Block has the following significant properties:

　　Excellent antistatic properties: By adding antistatic agents, the material has good conductive properties and can effectively prevent the accumulation of static electricity.

　　Stable physical properties: Antistatic EVA Block retains the original excellent physical properties of EVA, such as hardness, wear resistance, impact resistance, etc.

　　Good processability: easy to process and shape, able to meet the needs of different shapes and sizes.

　　Safe and reliable: The selection and use of antistatic agents comply with relevant safety standards and will not cause harm to the human body and the environment.

　　5. Application areas of antistatic EVA Block

　　Antistatic EVA Block is widely used in the following fields due to its excellent antistatic properties and good physical properties:

　　Electronic appliances: used to produce circuit boards, electronic components and other products that need to be prevented from electrostatic interference.

　　Medical equipment: used to make operating tables, medical equipment and other places where anti-static is required.

　　Precision Instruments: Used to manufacture precision measuring instruments and equipment that need to be protected against electrostatic interference.

　　Packaging materials: Used to make anti-static packaging materials to protect electronic products from static electricity damage.

　　6. Introduction to the relevant parameters of anti-static EVA Block

　　The following are some key parameter values of antistatic EVA Block, which can be used as a reference for selection and use:

　　Antistatic properties: Surface resistivity is usually between 10³-10⁹Ω, the specific value depends on the application requirements.

　　Density: usually between 0.9-1.1g/cm³, which can be adjusted according to actual needs.

　　Hardness: Shore hardness can be selected between 30-70 according to specific application scenarios.

　　Tensile strength: generally not less than 10MPa to ensure that the material is not easily broken when stressed.

　　These parameter values can be adjusted and optimized according to specific needs to meet the requirements of different application scenarios.

　　In summary, antistatic EVA Block, as a material with excellent antistatic properties and good physical properties, has broad application prospects in electronic appliances, medical equipment, precision instruments and other fields. By rationally selecting materials, optimizing manufacturing processes and processes, and strictly controlling relevant parameter values, anti-static EVA Block products with stable performance, safety and reliability can be produced, providing a strong guarantee for safe production in various fields.