Baılamdar – qatty, elastıkalyq qurylymdar, súıekti ózara qosyp, olar býyndy ornynda ustaıdy. Sozyp alý– baılamdardyń jaraqaty, onyń talshyqtarynyń jarylýynan týyndaıdy. Baılamdardyń jarylýy ishinara nemese tolyq bolady.

Baılamdardyń sozylýy tobyq pen tizeniń aýmaǵynda jıi paıda bolady. Sozylǵan baılamdar tez isinedi jáne aýyrsynatyn bolady. Ádette, aýyrsyný men isiný kúshtirek bolsa, jaraqat ta aýyr bolady. Kópshilik jaǵdaıda azdaǵan sozylýda jaraqatty ózdiginshe emdeýge bolady.