Molds & Accessories
Ring Press Mold for Lab Applications
Item Number : PMO
Price varies based on specs and customizations
- Die heating
- Alloy tool steel :Cr12MoV
- Indenter hardness
- HRC60-HRC62
- Sample size
- Φ7-3——Φ20-10 mm (M)
- Cavity depth
- 40mm (N)、45 (d)
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Applications
Ring Press Dies, also known as Circular Pellet Press Die Sets, are integral components in various industrial and laboratory processes. These dies are designed to create round pellets with high precision, ranging from very thin to over 2 inches in length. The versatility and precision of these dies make them essential in multiple sectors. Below are the main application areas of Ring Press Dies, highlighting their use in different industries and processes:
- Material Testing: Used to create uniform pellets for material testing in laboratories, ensuring consistent results in hardness, tensile strength, and other properties.
- Automotive Industry: Essential in the manufacturing of various components through die punch press processes, contributing to the precision and quality of automotive parts.
- Forging Processes: Particularly in hubbing, where patterns are pressed into die cavities, commonly used in the production of silverware and other metal articles.
- Coin Production: Involved in the manufacturing of coins and other small metal articles, utilizing the precision and controlled compression rates of press forging.
- Industrial Applications: Used in high-volume production settings where the creation of any size and shape is required with minimal scrap and draft.
- Research and Development: In research settings, these dies are used to prepare samples for various analyses, ensuring uniformity and accuracy in experimental results.
These applications underscore the critical role of Ring Press Dies in achieving precision and efficiency in both industrial production and laboratory research.
Detail & Parts



Technical specifications
| Instrument model | PMQ | |
|---|---|---|
| Sample shape | ![]() |
|
| Die heating | Alloy tool steel :Cr12MoV | |
| Indenter hardness | HRC60-HRC62 | |
| Sample size | Φ7-3、Φ10-5、Φ20-10 mm M) | Φ30-10、Φ50-20mm (d) |
| Cavity depth | 40mm (N) | 45 (d) |
| Dimensions | Φ53*120mm (L*H) | Φ72*100mm、Φ88*120(D*L) |
| Weight | 1.4Kg | 3.5kg、5kg |
| Diagram of hydraulic powder press size | ![]() |
![]() |
Operation steps

1.Assemble the die.

2.The sample is loaded into the die cavity.

3.Place the die in the tablet press

4.Push the pressure to the pressure we need.

5.Remove the die.

6.Install the demoulding tool.

5.The sample is ejected with a tablet press.

6.Take out the pressed sample.
Features of Ring Press Dies
Ring Press Dies are essential components in various industrial applications, particularly in the automotive and manufacturing sectors. These dies are designed to create precise, round pellets with diameters ranging from very thin to over 2 inches. The features of Ring Press Dies not only enhance the quality of the pellets but also improve the efficiency and flexibility of the production process.
- Precision Machining: Each die is meticulously machined from high-quality materials, ensuring accuracy in pellet dimensions and consistency in production. This precision is crucial for applications where uniformity is essential, such as in the automotive industry.
- Versatile Diameter Options: The ability to produce pellets with a wide range of diameters makes these dies adaptable to various project requirements. This versatility is beneficial for industries that require different sizes of pellets for different applications.
- Enhanced Production Efficiency: The use of Ring Press Dies can streamline the production process, reducing the need for multiple dies or machines. This efficiency is particularly advantageous in transfer press stamping operations, where a single die can handle a series of tasks, thereby saving time and resources.
- Improved Setup Flexibility: With the option to employ a single die or a series of dies, these press dies offer a high degree of flexibility in setup. This adaptability allows for the accommodation of diverse project needs without the need for extensive modifications.
- Automation Compatibility: Modern Ring Press Dies are designed to integrate seamlessly with automatic transfer systems, further enhancing the efficiency of the stamping process. This automation reduces the reliance on manual labor, minimizing errors and increasing productivity.
Overall, Ring Press Dies are a critical investment for industries seeking to enhance their production capabilities through precision, versatility, and efficiency.
Principle
Ring Press Dies, also known as Circular Pellet Press Die Sets, function by precisely compressing materials into round pellets of various diameters and lengths. The process involves the coordinated movement of upper and lower punches within a middle die, facilitated by a rotating turntable. This mechanism ensures uniform pressure distribution, creating pellets with consistent shape and density. The dies are meticulously machined from high-quality materials to maintain accuracy and durability in each pressing operation.
Advantages
- Precision Machining: Circular Pellet Press Die Sets are meticulously machined to ensure precise diameters, ranging from very thin to over 2 inches in length, making them ideal for a wide range of applications.
- High Throughput: Equipped with advanced peripheral devices, these die sets can independently control the weight, thickness, and hardness of pellets, enabling the production of up to 1,000,000+ pellets per hour, depending on the press size and tooling configurations.
- Cost Efficiency: Compared to single punch presses, rotary presses offer greater cost efficiency, making them a preferred choice for high-volume production in various industries including pharmaceutical, nutraceutical, confectionery, and veterinary applications.
- Versatility: These die sets are not only used for traditional tablet production but also for creating catalysts, ceramics, powdered metals, and other compressible materials, showcasing their versatility in different sectors.
- Remote Monitoring and Data Archiving: With the ability to interface with in-house network systems, these die sets support remote monitoring and data archiving, enhancing operational efficiency and data management.
- Quality Materials: Each die set is made from high-quality materials, ensuring durability and longevity, which is crucial for maintaining consistent pellet quality over extended periods of use.
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FAQ
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