Plastic Sheet, Board & PanelChina 1.5%-30% Borated UHMWPE Borated Polyethylene Neutron Shielding Boron Doped PE, Find details about China Borated Polyethylene Sheets, UHMWPE Boron Sheet from China 1.5%-30% Borated UHMWPE Borated Polyethylene Neutron Shielding Boron Doped PE