The production of pure tungsten weights involves multiple steps, and the process can vary based on the specific requirements of the application. The following is a brief introduction to the production method of pure tungsten weight blocks:

1. Material selection: First, select high-purity tungsten raw materials. Tungsten ore is processed to extract tungsten oxide, and then tungsten powder is produced through chemical reduction. The powder is then consolidated into a solid block of tungsten through a process called sintering.

2. Shaping: The tungsten block is then formed into the desired shape of the counterweight. This can be achieved through various methods such as machining, grinding or electrical discharge machining (EDM) to obtain the precise dimensions and surface finish required for the counterweight.

3. Quality Control: Throughout the entire production process, quality control measures are implemented to ensure that tungsten weights meet required weight, size and material purity specifications. Non-destructive testing methods can be used to verify block integrity.

4. Surface Treatment: Depending on the application, tungsten weights can undergo surface treatments such as polishing, coating, or other finishing processes to achieve the desired surface properties and appearance.

5. Final Inspection and Packaging: Once the weights are manufactured and inspected, they are packed and ready to be shipped to the customer or further assembled into the final product.

It’s worth noting that the production of pure tungsten weights can be complex and may require specialized equipment and expertise due to tungsten’s unique properties, such as high hardness and brittleness. Additionally, due to the potential health hazards associated with tungsten powder, safety measures should be taken when handling tungsten materials, especially in powdered form.