Really confused: what is roughness 0.8, 1.6, 3.2, 6.3, 12.5?

Do you know why roughness is 0.8, 1.6, 3.2, 6.3, 12.5?
Let's take it slow
 
1. Concept of surface...

News2024-07-17



Formation mechanism of skin layer and pores of die-cast SiC/6061Al composite materials and their inf

Particle-reinforced aluminum matrix composites (PAMCs) have been mainly used in aerospace and milita...

News2024-07-16



Basic Science | Creep Properties of Materials

Regarding creep properties of materials, today I would like to explain it in detail in the form of a...

News2024-07-16



Technology Frontier丨Effect of Heat Treatment on Performance of Magnesium Alloy Die Castings

Mg-Zn-Al-Mn alloy was prepared by die casting process, effects of different heat treatment processes...

News2024-07-15



Principle of using mold ejector pin is a must-know knowledge point!

1) Ejector pin should be arranged so that ejection force is as balanced as possible. Parts with comp...

News2024-07-15

Runner Design Method Based on Situation——Gating System Design of Aluminum Alloy Die-casting Mold Par

Taking advantage of situation means that when designing runner, in addition to grasping control of l...

News2024-07-12



Key points of injection mold design for battery pack cover

Battery pack cover product is shown in Figure 1. Maximum dimensions of product are 365.0 mm * 230.0...

News2024-07-12



Analysis of service cracking failure of aluminum alloy die-casting mold parts

Cracking characteristics of mold parts are shown in the oval in Figure 2. An aluminum alloy die-cast...

News2024-07-11



Design reference for several special screws for plastics

1. PC material (polycarbonate)
Features:
① Non-crystalline plastic, no obvious melting point, glass...

News2024-07-11



How to calculate die casting mold cost?

Want to determine components of mold cost:
1. Split cost components;
2. Determine calculation formul...

News2024-07-10