Composite ceramic rubber kupfeka ndiro.
Yakanakisa kupfeka kuramba, hupenyu hwekupfeka hwepamusoro alumina ceramic ndeye approx.5 nguva yakareba kupfuura rabha uye 10 nguva yakareba kupfuura simbi.
Kuwedzera kurwisa, rabha kana polyurethane cushions inoita kuti irambe yakasimba.
Inowanikwa mune zvisiri pamutemo maumbirwo uye saizi.