Simẹnti, awọn ẹya ayederu ati awọn ẹya ikole irin fun imukuro iyanrin viscous kekere, mojuto iyanrin ati awọ oxide. O tun dara fun mimọ dada ati okun lori awọn ẹya itọju ooru, ni pataki fun mimọ diẹ, awọn apakan ogiri tinrin eyiti ko dara fun ipa.
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