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Monthly Archives: March 2010
What is the shape difference between a composite and cinder volcano?
Im making a drawing for class of the three main volcano types. I get what a shield volcano is but I cant find a difference in a composite and cinder volcano shape! Drawings/illustrations on websites are appreciated! Image of cinder … Continue reading
Posted in composite
2 Comments
Does radiopaque mean the same thing as radioactive in composites/indirect crown materials?
I am thinking of getting a crown made of an indirect composite and the ad states it is 300% more radiopaque than many others. Does that mean it is more radioactive? I believe it has barium in it. Is that … Continue reading
Posted in composites
1 Comment
How come so many new airplanes nowaday are made out of composite materials?
Why do aircraft makers deviate from the good old aircraft aluminium and wooden fabric materials. If the wheel isn’t broken why fix it ? The objective is to make the aircraft lighter without sacrificing any necessary structural strength. A lighter … Continue reading
Posted in composite materials
11 Comments
about to build a deck, is composite decking worth the money?
I live in the pinelands in New jersey, lots of trees You don’t say where you live. Here in Texas, composite decking will sag in the multiple 100-degree-plus days we have in summer. You could build your deck out of … Continue reading
Posted in composite decking
3 Comments
What is a composite material?
Hi, I just want to know what a composite material is in technology Thankyou xxx "Composite" comes from the Latin words "cum" [with] and "possuit" [having been put]; a composite is a material put together. It usually means a material … Continue reading
Posted in composite material
2 Comments
Determine the largest even integer?
that can not be written as the sum of two odd composite numbers (with proof), or prove that there are infinitely many such even integers with this property. Hint: There is a largest and it’s not too large. Consider: 40 … Continue reading
Posted in composite properties
2 Comments
How are fatigue failures in composite materials repaired?
The B787 is made from composite materials. Just like in metals, fatigue cracks are expected to occurr and must be repaired. Am no expert in composite structures, but do know that carbon fiber components are nearly fatigue proof, and do … Continue reading
Posted in composite materials
2 Comments
What is MFLI and DFI tooth composites I saw in my dentist invoice?
According to my invoice it seems that I received following two treatments for the same tooth on the same day. Does it make sense or they double recorded a single operation ? "Composite 4 surface Anterior MFLI" and "Composite 3 … Continue reading
Posted in composites
8 Comments
What is a good carbon fiber/composite hockey stick for under 40 dollars?
Aside from a reliable wood stick like the Sherwood 7000, none really. Composite sticks in that price range are primarily fibreglass making them blade-heavy. I suggest looking at online stores like Hockey Monkey (like car dealerships, when the new models … Continue reading
Posted in carbon composite
2 Comments
Would you please solve this physics problem?
Casting of molten metal is important in many industrial processes. Centrifugal casting is used for manufacturing pipes, bearings, and many other structures. A variety of sophisticated techniques have been invented, but the basic idea is as illustrated in Figure P6.12. … Continue reading
Posted in composite manufacturing
1 Comment