• Injection Molds and Plastic Injection Molding Products
    Posted: 08/12/2017 02:32:43  Hits: 8
    1. The composition of the injection mold Although the structures of the molds vary due to different kinds of plastics and their performance, different shapes and structures of the plastic products as well as different types of injection machines, the basic structures of the molds are the same. The i...
  • How to Improve Quality of Plastic Injection Products?
    Posted: 07/26/2017 12:24:43  Hits: 14
    Bubbles are also know as vacuum bubbles, in which gases are very thin. In general, if the bubbles happen at the moment when you open the moulds, the bubble is a matter of gas interference. Vacuum bubbles are formed, because the plastics fillings are insufficient or pressure is low.  Solutions ...
  • The 19th Qingdao International Plastics Exhibition 2017
    Posted: 07/06/2017 04:18:42  Hits: 12
    ■ Exhibition Overview Exhibition time: from 3rd to 5th August, 2017 Venue: Qingdao International Exhibition Center (NO. 9, Miao Ling Road, Laoshan District ) Sponsor: Qingdao Jinnuo International Exhibition Co., Ltd and China Mechanical & Electrical Products Circulation Association ■ An Int...
  • Rapid Growth of Plastic's Application in Automotive Field
    Posted: 06/26/2017 01:43:25  Hits: 13
    At present, plastics used for autos account for eight to ten percent of total plastics consumption. The average plastics consumption of industrially developed countries increase from 100 to 130 kilograms in the 1990s to 174 kg in 2006 (accounting for 9.1% of vehicles' weight). The amount of...
  • Design of Injection Molds' Pouring Systems
    Posted: 06/12/2017 01:53:49  Hits: 16
    The Composition of A Pouring System A common runner system is also known as a gating system or a pouring system, which is the only channel for molten plastic to flow from the nozzles of injection machines to mold cavities. A runner system includes a main runner, a sub-runner and a pouring gate. 1. ...
  • Seven Major Components of Injection Molds
    Posted: 05/26/2017 09:21:58  Hits: 11
    An injection mold is a kind of tool for manufacturing plastic products. It is also the tool that endows plastic products with complete structures and precise sizes. An injection molding is a kind of processing method which is used in mass production of parts with complex shapes. It specifically refe...
  • Methods to Eliminate Cracks of Injection Molding Products
    Posted: 05/11/2017 02:20:18  Hits: 15
    The crack problem of plastic products is very common to be seen in the injection molding process, so what can we do to solve the problem? First, the cause of cracks in plastic products 1. Residual stress caused by molding conditions(molds with too much packing). 2. Residual stress occurred in demou...
  • Introduction to Plastic Mold
    Posted: 03/30/2017 11:54:59  Hits: 16
    Mold is closely related to a variety of tools and products in our daily production and daily life, from machine base, machine housing to minutia screw, buttons, and to household appliance shells. The shape of the mold determines the shape of these products, processing quality and accuracy of mold de...
  • What Are the Main Properties of Plastic Mold?
    Posted: 02/22/2017 02:52:13  Hits: 12
    What are the main properties of plastic mold? 1. Heat Resistance With the emergence of high-speed molding machinery, the manufacturing of plastic products have speeded up. As the molding temperature is generally between 160 ~ 350 ℃, the poor fluidity and fast forming speed will make part of the m...
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