From: "Keith Willshaw"
Subject: Re: Cuba/Iraq AND THE NUCLEAR WAR MENACE
Date: Mon, 30 Sep 2002 19:32:53 +0100
NNTP-Posting-Date: Mon, 30 Sep 2002 18:32:49 +0000 (UTC)
"Pedro Martori" wrote in message
> MANUEL CEREIJO
> Types of Uranium
> Natural uranium- uranium that contains 99.3% of the isotope
> uranium-238 and 0.7 % of the fissionable isotope uranium-235
> Low enriched uranium- uranium that contains the isotope uranium
> 235 in a concentration less than 20% and higher than 0.7%. Most
> commercial reactor fuel has been enriched to 3-5% of uranium 235
> Highly enriched uranium- uranium that contains the isotope
> uranium-235 in a concentration above 20%. Highly enriched uranium
> is used in research reactors, naval propulsion reactors, and
> Depleted uranium-uranium with less than 0.7% of the isotope
> What is Uranium enrichment?
> Uranium enrichment is a critical step in transforming natural
> uranium into nuclear fuel or weapon grade uranium. Enrichment is
> the process of increasing the concentration of uranium 235 while
> decreasing the concentration of uranium 238.
> Aluminum-clad cylinders or rods are essential in the production
> of enriched uranium
Cetain type of high spec aluminium tube are
useful in building a centrifuge but are not required
for the diffusion or calutron processes
> Since the early 1980s, Cuba started an intensive search for
> atomic minerals in its territory. The objective was to provide
> these materials to the nuclear industry of Cuba. The department
> is the DMBA, Departamento de Materiales Basicos. The department
> found uranium at the Northwest of Pinar del Rio, called the
> Hierro-Mantua ore.
> Later, in the early 1990s, Cuba was able to obtain Yellow Kake
> (55% U308). One of the two experimental nuclear reactors in Cuba
> is located at the CIN, Centro de Investigaciones Nucleares, of
> Pedro Pi, Southwest of La Habana. This reactor is capable of
> converting U238 to Uranium 235 or Plutonium 239, basic primary
> components of an atomic bomb.
No reactor can convert U-238 to U-235 and you dont need
Aluminium to extract plutonium from spent fuel
> Due to international regulations, Iraq cannot purchased aluminum
> clad rods in the world market. Neither has Iraq the manufacturing
> facilities in place to produce them. However, Cuba does.
> Cuba has a large manufacturing plant-Planta Mecanica- that has
> the capacity, technology, and raw material to manufacture these
> kind of specialized aluminum rods, so much needed by Iraq to
> develop its nuclear weapon capabilities. Fuel element assemblies
> methods include welding, swaging, pinning, including box-type
> elements and cylindrical element assemblies.
You dont use Aluminium for fuel element Assemblies
> Planta Mecanica is located north and west of the city of Santa
> Clara, in the center of Cuba. For the last few years its
> production has been dedicated to specialized needs for the
> biotechnology industry, as well as the nuclear related industry.
> Planta Mecanica has been a key factor in the development of Cuba'
> s biotechnology industry, as well as in assisting Iran with the
> equipment and machinery needed to develop its biotechnology
> industry, and that Iran cannot purchase in the world market.
> For the last two years, a large part of Planta Mecanica
> production facilities has been dedicated to satisfy Iraq's
> nuclear centers needs.