Lowcell U yog supercritical uas tsis yog crosslinked extruded foamed polypropylene board nrog kaw cell thiab ywj siab npuas qauv.Lub foaming tus nqi yog 2 zaug.Qhov ceev yog 0.45-0.5g / cm3, thickness yog 7 hli.Nyob rau hauv saib ntawm nws lub teeb yuag, zoo heev dabtsi yog khoov modulus thiab cuam tshuam lub zog, raws li zoo raws li lub dielectric tsis tu ncua ntawm polypropylene, uas tsis cuam tshuam rau lub teeb liab kis tau tus mob, nws yuav siv tau raws li cov khoom tseem ceeb ntawm radome.