Centrifugal Casting
Centrifugal Casting is used for making cylindrical, hollow shapes such as tanks, pipes and poles. Chopped strand mat is placed into a hollow, cylindrical mold, or continuous roving is chopped and dire...
Author Archives: Mu Ju
Compression Molding
Compression molding is done with matched metal molds utilizing sheet-molding compound (SMC), bulk-molding compound (BMC), or preform mat. A weighed charge of SMC or BMC, or a preform of glass reinforc...
Autoclave Molding
Autoclave molding is a modification of pressure-bag and vacuum-bag molding. This advanced composite process produces denser, void free moldings because higher heat and pressure are used for curing. It...
Strong outlook for pallet stretch film market
AMI says higher growth will be seen in emerging markets. The market for pallet stretch film is growing well worldwide, but it is the Middle East that will show the strongest regional growth over the n...
Italian machinery enjoys good results
Strong 21% export growth in first nine months of 2007. Italian plastics and rubber machinery exports have grown by 21% in the first nine months of 2007 while growth of imports has been constrained to ...
DSM invests in biodegradables firm Novomer
Firms intend to sign cooperation agreement. DSM Venturing announced that it has made an undisclosed investment in Novomer, which makes biodegradable aliphatic polycarbonates from epoxides and carbon d...
Basell plans 2nd China PP compounding plant
33 million pound facility will supply automotive and appliance manufacturers. Basell NV has announced plans to build a second polypropylene compounding plant in China, in the automotive and ...
Huhtamaki restructures plastics operations
Packaging firm targets European rigid plastics division. Huhtamaki is to record losses in the fourth quarter of €103m mostly related to its rigid plastics production in Europe and announced plans...
China expects 30% annual growth in tax revenues
China’s tax revenues are expected to surpass 4.9 trillion yuan ($668.8 billion) in 2007, up 30 percent year on year, the country’s top tax official said on Tuesday. Addressing a national c...
Investors’ results mixed in 2007, optimistism remains
Just over half, or 51.36 percent, of all stock investors showed no gains from China’s bull market, while 48.6 percent gained more than 10 percent this year, according to a survey by the China Se...
Liquidmetal(R) Technologies and Buhler Die Casting, a Leading Global Manufacturer of Die Casting Equipment, Form Strategic Relat...
Liquidmetal® Technologies, Inc. (OTCBB:LQMT – News) today announced the signing of a manufacturing agreement with Buhler Die Casting, through its wholly owned subsidiary BuhlerPrince, Inc. t...
Cold Runner Manifold with Center Gate Provides Easy Operation, Maintenance
A cold runner manifold system for thermoset injection molds has been developed to overcome the challenges that come with using cold runners. Binding, uneven flow and premature washout of mold contours...
Extruders Made in China: They’re Coming Here Now
Low-priced Chinese-built extruders have arrived in North America to make pipe, sheet, film, and profiles. Some customers find them a good buy; others don’t. Here’s what you need to know. C...
Two ways to get tooling fast
Not satisfied with the speed and accuracy of current rapid-tooling techniques, Dynamic Tooling, an injection molder in Fresno, Calif., recently devised two new ways to make tooling in a hurry. First, ...
Testing & QC: New Lab Instruments Stress Affordability & Convenience
Thermal and mechanical testers, color and appearance sensors, vision inspection devices and CMMs—the NPE had them all in more compact, economical, and easy-to-use models. Compact. Repeatable. Ea...
Xenotest? Alpha+
The Xenotest Alpha+ provides reproducible and repeatable test results of lightfastness and weatherability using an air-cooled xenon arc light source and the ability to perform high irradiance tests up...
Heat-Distortion Testers
A new line of instruments measures both heat-distortion temperature (HDT) and Vicat softening temperature of thermoplastics as described in ISO 10350-1. Available from Zwick USA, Kennesaw, Ga., the li...
How to pick a top-quality moldmaker(3)
A FORMAL QUALITY POLICY? Lappine of Comet Tool remarks that quality control is becoming an increasingly important issue for moldmakers. "We have to be able to record and maintain traceability of ...
How to pick a top-quality moldmaker(2)
EXPERIENCE ON THE BENCH Moldmaking quality is not all hardware or software. The most important area of the mold shop, according to consultant Pirro, is the bench area: "If you don’t have go...
How to pick a top-quality moldmaker(1)
What criteria do sharp molders use to select an equally competent moldmaker? And how do the best moldmakers maintain their own quality? Here’s what they told us. Deciding on the right moldmaker ...