Pultrusion
Pultrusion is a continuous method of manufacturing various reinforced plastic shapes of uniform cross sections. Glass reinforcements, such as unidirectional rovings or multi-directional glass fiber ma...
Pulshaping
One of the greatest limitations of the pultrusion process is its inability to permit the manufacture of fiber reinforced plastics of varying cross-sections in the axial direction. Pulshaping is a revo...
Hand Lay-Up
Hand lay-up is the simplest and oldest open molding method of the composite fabrication processes. It is a low volume, labor intensive method suited especially for large components, such as boat hulls...
Almen Strips meet aerospace specification requirements
Used to quantify intensity of shot stream during shot peening process, Almen A, N, or C strips are available in Grades 3, 2, 1, and 1-S. They can be provided to any specification, from standard MIL to...
New labor contract law changes employment landscape(2)
Although the law raised human resources costs of a company, it would enhance staff loyalty and reduce invisible costs, he said. The law was welcomed by employees. Huang Shuiyou, a worker from Shaoguan...
New labor contract law changes employment landscape
A new labor contract law was put into effect on Tuesday, following a string of staff-sacking scandals in many companies. The 98-article law, approved by China’s top legislature in June, entitled...
New Consumable Kit Offers More Convenience to Powermax Owners
Hypertherm, the world leader in metal cutting technology, today announced the availability of a new consumable kit that will make it easier for people who own a Powermax1000®, 1250, or 1650 to rea...
Consumable Kit facilitates 4 types of plasma cutting
Intended for owners of Powermax1000®, 1250, or 1650 plasma systems, Consumable Kit includes shielded consumables for everyday drag cutting that involves following line or template. It also comes w...
Vertical Machining Center incorporates digital control.
FX series is available with Infimatic Freedom NC200(TM) digital control, which offers 3 navigation choices specifically suited for metal-cutting machine tool applications. Complete with 3D graphics, N...
Staged Bending Tooling completes multiple bends in one setup.
Designed to minimize setup time for multi-stage bends on press brakes, European-style Staged Bending Tooling allows one press brake operator to carry out complex series of bends in one machine setup. ...
Embedded Automation Computer speeds system development
Based on 1.4 GHz Intel Pentium/1.0 GHz Celeron processor, Model UNO-2176 supports pre-configured Windows XP Embedded OS and Windows CE 5.0 images with onboard device drivers. Unit includes 512 KB batt...
Solid Waste Management
In addressing all the superior attributes of polymers, it is equally important to discuss some of the challenges associated with the materials. Most plastics deteriorate in full sunlight, but never de...
Characteristics of Polymers
The majority of manufactured polymers are thermoplastic, meaning that once the polymer is formed it can be heated and reformed over and over again. This property allows for easy processing and facilit...
Molecular Arrangement of Polymers
Think of how spaghetti noodles look on a plate. These are similar to how linear polymers can be arranged if they lack specific order, or are amorphous. Controlling the polymerization process and quenc...
The Structure of Polymers
Many common classes of polymers are composed of hydrocarbons, compounds of carbon and hydrogen. These polymers are specifically made of carbon atoms bonded together, one to the next, into long chains ...
Definition of Plastics
If you’re after basic information on plastic materials, this is the place to find it. Here you’ll learn the definition and properties of polymers, another name for plastics. The simplest d...
Hot Runner Application Review Leads to Successful Processing
Successful application of a hot runner in the molding environment requires detailed analysis of gating styles, resin and molder expectations. Hot runner systems are a key component of the multi-cavity...
Melt Management’s Role in a More Efficient Mold
One shop is finding great success—through special standardization—cutting scrap and runner costs by balancing the flow in the molds and reducing cycle times while using smaller, most cost-...
Identifying Common Causes of Failure in Ejector Sleeves
Criteria that can be used in making ejector sleeves, which will minimize or eliminate failures as well as improve the performance and function of ejector sleeves and minimize maintenance. Basically, t...
A New Approach to Designing Lifter Cores: Dual-Rod Design
Benefits of using a secondary guide rod on lifter core assemblies. Conventional lifter cores have been somewhat limited in their performance given the large mold footprints they create. Reactionary fo...