Products Sample Preparation Molds & Accessories Polygon press mold
Polygon press mold

Molds & Accessories

Polygon press mold

Item Number : PMPD

Price varies based on specs and customizations


Die heating
Alloy tool steel :Cr12MoV
Indenter hardness
HRC60-HRC62
Sample size
5*5、10*10、15*15、20*20 mm (M)
Cavity depth
40mm (N)
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Introduction

The Polygon Press Mold is a versatile tool designed for compacting metal powders into various shapes using high pressure and optional electric heating. It accommodates molds of different geometries, including round, square, and hexagonal, to produce pellets with precise dimensions. This equipment is crucial in material testing and manufacturing processes, ensuring uniformity and stability in the final product.

Applications

The Polygon press mold is versatile and finds applications in various industries where precise shaping and compaction of materials are required. This equipment is particularly useful for creating samples for material testing, manufacturing components with specific dimensions, and producing items with long aspect ratios. Below are the main application areas:

  1. Material Testing: Used to create test substances for analyzing material performance during manufacturing.
  2. Industrial Component Manufacturing: Suitable for producing components with specific shapes and sizes, ensuring uniformity and stability.
  3. Spark Plug Production: Ideal for cold isostatic pressing of items like spark plugs, which require long aspect ratio pellets.
  4. Research and Development: Employed in R&D settings to experiment with different material compositions and shapes under controlled conditions.
  5. Quality Control: Helps in maintaining high standards of product quality by ensuring repeatable and precise compaction processes.

These applications highlight the Polygon press mold's capability to handle diverse materials and shapes, making it a valuable tool in both industrial and research environments.

Detail & Parts

Polygon press mold details

1) Sample Preparation Process  2)Release Process
1) Sample Preparation Process  2)Release Process

Technical specifications

Instrument model PMPD
Sample shape Sample shape
Die heating Alloy tool steel :Cr12MoV
Indenter hardness HRC60-HRC62
Sample size 5*5、10*10、15*15、20*20 mm (M)
Cavity depth 40mm (N)
Dimensions Φ53*120mm(L*H)
Weight 1.4Kg
Diagram of hydraulic powder press size Diagram of hydraulic powder press size

Operation steps

Polygonal molds can be made into various special shapes, such as triangles, hexagons, and semicircle.

1.Assemble the die according to the operation diagram and install the sample in the cavity.

1.Assemble the die according to the operation diagram and install the sample in the cavity.

2.Put the die in the center of the hydraulic press and pressurize to required pressure.

2.Put the die in the center of the hydraulic press and pressurize to required pressure.

3.Assemble the die according to the release diagram , eject the sample out of the die bushing with the screw rod.

3.Assemble the die according to the release diagram , eject the sample out of the die bushing with the screw rod.

4.Take out the die from the hydraulic press , and remove the sample gently.

4.Take out the die from the hydraulic press , and remove the sample gently.

Features

The Polygon Press Mold is a versatile and efficient tool designed for various sintering and molding processes, offering several benefits that enhance productivity and reduce costs. This mold is particularly advantageous in industries requiring precise and repeatable shaping of materials, such as automotive parts, spark plugs, and other components. Here are the key features and their benefits:

  1. Customizable Pressing Tonnages: The mold allows for adjustable pressing tonnages to fit the size of the parts, ensuring optimal pressure is applied. This customization helps in achieving the desired shape and density of the final product, reducing the need for multiple molds and increasing efficiency.

  2. Dual Pressure Application: The pressure is applied from both above and below, providing more stability and uniformity to the compacted sample. This dual-directional pressure ensures consistent results and reduces the likelihood of defects in the final product.

  3. Simplified Mold Design: The mold used in sintering processes is simpler and cheaper compared to those used in other manufacturing processes like M.I.M, plastic injection, and die casting. This simplicity reduces the initial investment and maintenance costs, making it more economical for small to medium-scale productions.

  4. Repeatable Process: Once the initial trial and error adjustments are made, the process becomes highly repeatable. This repeatability is crucial for mass production, ensuring that each piece meets the exact specifications without requiring extensive manual intervention.

  5. Versatility in Material Shaping: The Polygon Press Mold can handle a wide variety of materials, including metals, plastics, and rubber. This versatility makes it suitable for a range of applications, from automotive interior components to industrial spark plugs, enhancing its utility across different industries.

  6. Reduced Material Waste and Labor Costs: The molding process using a hydraulic press is fast and efficient, reducing material waste and labor costs. This efficiency is particularly beneficial for large-scale productions, where minimizing waste and labor expenses are critical for profitability.

In summary, the Polygon Press Mold offers a combination of customization, simplicity, repeatability, and versatility, making it an ideal choice for various sintering and molding applications. Its ability to reduce costs and enhance productivity makes it a valuable asset in the manufacturing industry.

Principle

The polygon press mold operates by applying pressure from both above and below to compact materials into desired shapes. The mold consists of a die with a through cavity matching the outer shape of the part, such as pentagonal or hexagonal, and upper and lower punches connected to the press cylinders. This setup allows for precise shaping and uniformity, making it suitable for various industrial applications like spark plug production. The process involves adjusting the strokes of the punches to vary the height of the molded piece, ensuring dimensional accuracy and stability.

FAQ

What is a polygon press mold used for?

A polygon press mold is used to shape materials into specific polygonal forms, such as pentagons, through a pressing process. This is commonly used in industries requiring precision and uniformity in part shapes.

How does the polygon press mold work?

The mold consists of a die with a cavity matching the desired shape, and upper and lower punches that apply pressure from both above and below. This process shapes the material into the desired polygon form.

Can the height of the molded part be adjusted?

Yes, the height of the molded part can be adjusted by varying the strokes of the upper and lower punches. This allows for fine-tuning of the final product dimensions.

What are the design considerations for a polygon press mold?

Design considerations include avoiding sharp edges and corners, minimizing tensile stresses, and ensuring good densification. It's also important to ease removal from the mold and avoid thin walls.

What materials are suitable for polygon press molding?

Suitable materials include those that can be shaped under pressure without cracking or degrading. Common materials might include certain metals, ceramics, or composites depending on the application.

How do you prepare pressed pellets for XRF?

Pressed pellets for XRF analysis are prepared by grinding the sample to a fine particle size and mixing it with a binder or grinding aid. The mixture is then poured into a pressing die and compressed at a pressure of between 15 and 35T. The resulting pellet is ready for analysis. It is important to consider the particle size of the sample, choice of binder, sample dilution ratio, pressure used for pressing, and the thickness of the pellet when designing a sample preparation recipe. Consistency in the preparation procedure is key to ensuring accurate and repeatable results.

What pressure should XRF pellets be?

XRF pellets should be pressed at pressures between 15 and 40 tons for 1-2 minutes to ensure that the binder recrystallizes and that there are no void spaces present in the pellet. The pressure applied by the hydraulic press should be enough for the sample to be completely compressed. The thickness of the pellet is also crucial, as it must be infinitely thick to the X-rays. Working with small particle sizes (<50µm or <75µm) is also important for effective analysis. These factors impact how well the sample binds together under pressure, which affects the analytical results.

What is the advantage of XRF pressed pellet technique?

The advantage of XRF pressed pellet technique is that it produces high-quality results with a higher signal-to-noise ratio, allowing for the detection of even the lightest elements. Quantifying the elemental composition without pressed pellets can lead to significant discrepancies between expected and actual values. The grinding of the sample into fine particles and compressing it into a smooth and flat XRF pellet reduces background scattering and improves the detection of emissions. Pressed pellets are also relatively quick, low-cost, and lend themselves to simple and cost-effective automation for higher throughput laboratories.
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4.7

out of

5

Exceptional quality and durability. Perfect for our lab's needs!

Anika Singh

4.8

out of

5

Fast delivery and great value for money. Highly recommend!

Carlos Müller

4.9

out of

5

Technologically advanced and user-friendly. A game-changer in our research!

Elena Petrova

4.7

out of

5

Impressive build quality and consistent performance. Very satisfied!

Hiroshi Tanaka

4.8

out of

5

Efficient and reliable. Simplifies our material testing process significantly!

Isabella Rossi

4.9

out of

5

Outstanding customer service and product support. A pleasure to work with!

Javier López

4.7

out of

5

Versatile and adaptable. Handles all our mold needs effortlessly!

Katerina Novak

4.8

out of

5

Durable and long-lasting. A wise investment for our lab!

Liam O'Connor

4.9

out of

5

Innovative design and excellent functionality. Highly impressed!

Maria Gonzales

4.7

out of

5

Speedy delivery and top-notch quality. Couldn't ask for more!

Nikolai Ivanov

4.8

out of

5

Reliable and efficient. A key component in our manufacturing process!

Olivia Berg

4.9

out of

5

Exceptional performance and durability. A must-have for any lab!

Paulo Silva

4.7

out of

5

Highly satisfied with the product's versatility and ease of use!

Qing Li

4.8

out of

5

Excellent value for money. Simplifies our research tasks significantly!

Rajesh Patel

4.9

out of

5

Innovative and robust. A standout product in its category!

Sofia Alvarez

4.7

out of

5

Durable and efficient. A great addition to our lab equipment!

Thiago Santos

4.8

out of

5

Reliable and user-friendly. Highly recommend for any research lab!

Ursula Meier

4.9

out of

5

Outstanding quality and performance. A top-tier product!

Vladimir Petrov

4.7

out of

5

Efficient and cost-effective. A great investment for our lab!

Wendy Brown

4.8

out of

5

Highly versatile and durable. Simplifies our material testing process!

Xavier Dubois

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