The cost of making a new mould

2017-11-28T08:41:00+00:00November 28th, 2017|Engineering|

Elements Impact A Plastic Injection Mould Cost You may get lots of different quotation when enquiring the cost of a plastic injection mould. Why these quotations will differ from each other? Let's think about the issues which influence the price of a injection mould. Location - The developed countries obviously have higher injection mould

What is rapid heat cycle molding technology

2017-11-21T07:17:20+00:00November 21st, 2017|Engineering|

About RHCM Technology RHCM, or rapid heat cycle molding is a kind of advanced injection molding technology, the mold cavities are heated by steam or water to a certain temperature on which the plastic will keep melted. The temperature will stay the same on the process of injection molding, after that the mold was cooled

What is the definition of plastic additive

2017-11-18T00:46:24+00:00November 17th, 2017|Engineering|

About Plastic Additive Plastic additives are substances added into plastic polymer to change or strength the its properties. There are thousands of plastic additives includes both organic and inorganic substances. They can be classified as belowed: Plasticizer - make the material softer by lowering the glass transition temperature of the polymer, most of them

What is hot runner or runnerless mold

2017-11-18T00:46:10+00:00November 14th, 2017|Engineering|

About Hot Runner Mold Hot runner mold or called runnerless mold is a common technology used to make the large size part like the 70 inch tv bezel, or high cosmetic appearance part. And it is also exploited when the raw material is expensive. Hot runner, as the name means, the plastic material is

What is two shot plastic injection molding

2017-11-18T00:45:21+00:00November 8th, 2017|Engineering|

About Two Shot Injection Molding Two shot plastic injectio molding is used for manufacturing a single part with two different kinds of materials or colors, like the soft touch holder, key cap, teethbrush and the outer gasket of a electical device etc.. The benefit is that the part can be formed by one time

Parting Line, Sink Mark and Welding Line

2017-11-21T01:35:02+00:00November 3rd, 2017|Engineering|

About parting line, welding line and sink mark Actually, these 3 things are the inevitable defects on injection molding process. They can't be eliminated completely, but we can try to make these defects as invisible as possible by optimising the product design and adjusting the structure of mold and changing the injection molding parameters.

Introduction Of Plastic Material

2017-11-18T00:42:59+00:00November 1st, 2017|Engineering|

About Plastic, or called plastic polymer The history of plastic or polymer is more than 100 years. Polymers were produced from natural resin in the beginning, then people extracted the raw material from coal to manufactur plastics, with the technology development, crude oil replaced the coal to be the resource of plastic polymers. Plastic

Introduction Of Injection Molding Machine

2017-11-18T00:36:14+00:00November 1st, 2017|Engineering|

About Injection molding machine Mould or tooling is the key point to produce the high precision plastic molded part. But the mold would not move by itself, and should be mounted on the injection molding machine or called press to form the product. Injection molding machine is rated by tonage or force, the smallest

Things should be known when design plastic parts

2017-11-18T00:33:53+00:00October 31st, 2017|Engineering|

How to design a mouldable plastic part You have a very good idea for a new product, but after completing the drawing, your supplier tells you that this part can not be injection molded. Let's see what we should notice when designing a new plastic part. Wall thickness - Maybe all plastic injection molding