Moulding technology for lead-boron polyethylene sheet
A lead-boron-polyethylene, sheet forming technology, applied in nuclear engineering, reactors, shielding and other directions, can solve the problems of large investment, complex operation, large pollution, etc., to reduce lead vapor pollution, simple operation, and reduced contact area. Effect
Inactive Publication Date: 2004-06-16
NUCLEAR POWER INSTITUTE OF CHINA
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The invention relates to a moulding process of lead-boron polythene thin plate comprising the steps of, plasticizing the uniformly amalgamated polythene material in extrusion machine, squeezing using granulation die arrangement, cooling-down, plasticizing in extrusion machine and squeezing using sheet material die arrangement, calendaring and dragging simultaneously. The advantages of the process according to the invention are low equipment investment, simplicity of operation, and less lead vapor volatilization in operational process.
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