Common material hardness comparison table

HRC/HB approximate conversion tips
Hardness is higher than 20HRC, 1HRC≈10HB,
Hardness is lower than...

News2023-04-19



How to greatly reduce production cost of multi-cavity injection molding products?

"Magic" of injection molds
There is a type of injection mold, called a multi-cavity mold, which oc...

News2023-04-18



PP's six major injection molding processes and 13 common injection molding defects solutions li

Molding process of plastic raw materials is mainly plasticization, mold filling, cooling and shaping...

News2023-04-14



Design of Injection Mold for Installation Seat of Data Acquisition Instrument

Product of data acquisition instrument mounting base is shown in Figure 1. Maximum external dimensio...

News2023-04-13



What are reasons for damage of injection molding oil hydraulic pump?

Pump is "heart" of any hydraulic system. Therefore, whenever there is a problem with oil pressure ...

News2023-04-12

Discussion on high-gloss non-marking injection mold and molding technology

High light is a typical outstanding embodiment of seamless injection molding, but it is not all of s...

News2023-04-10



Three methods of V/P switching, come and learn soon!

When cavity is nearly full during injection molding, movement of screw switches from flow rate contr...

News2023-04-07



Don't always adjust process to solve weld line, try how to optimize mold!

When surface quality of plastic parts fails to meet design requirements due to weld lines, technicia...

News2023-04-06



What are methods for testing plastic stress?

⑴ acetic acid immersion
Acetic acid (CH3COOH) used must be more than 95% acetic acid and repeated u...

News2023-04-04



Classic work of mold: analysis of mold structure of automobile air conditioning shell

Among automotive structural parts, air conditioner housing is a representative of more complex produ...

News2023-04-03