Considering Mold Dimension
In this chapter, you will learn about items for consideration of mold dimension. Mold Dimension The dimension of a mold attached to…
Mold learning
Technology
Lifting Eye Bolts
A bolt on which a crane wire is hooked when installing a mold to the...
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Jan
Technology
Guide Rails
A part that functions as a guide for a slide core, preventing floating of a...
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31
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Technology
Injection Molding
One of the molding methods for plastics. A molding material is mixed in the injection...
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30
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Technology
Counter
A counter that counts the number of ejections after the completion of mold clamping when...
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30
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Jan
Technology
Guide Pins / Guide Bush
Guide pin and bush are have a pin and a cylindrical part that function as...
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30
Jan
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Degassing and Air Venting
You will learn about the necessity of degassing and air venting as well as their design. What is degassing and air venting?…
Mold Cooling
You will learn about the effect of mold cooling, position of cooling channel, and cooling method for each part. The temperature of a mold has a…
Ejecting Parts
An ejector pin is connected to an ejector plate to eject parts out of a mold. It is necessary to carefully consider its position so that…
Undercut Process
In this chapter you will learn about the process for an undercut part. Undercut refers to the convex or concave area of part. When removing the…
Runner System
In this chapter, you will learn about the functions, characteristics, and shapes of the sprue, runner, and gate. The molten plastics injected from the injector nozzle…
Cavity and Core in mold
In this chapter, you will learn about the cavity and the core. You will learn the types of inserts and their processing methods, position, material and…
Sequence of Mold Movement
In this chapter, you will learn about how a mold actually moves with animated graphics. See “Parts Role – Undercut Process” for details on an important…
Function of Major Parts in mold
Let’s learn about the names and functions of the major parts used for a two-plate mold. Ejector: You will learn about the names and functions of…
Structure of Molds
Ejection plastic mold have two-plate molds, three-plate molds and runnerless molds The basic structure of a mold is determined by restrictions such as selections of molding…
