Embonini yomhlaba wonke ye-polyurethane, ama-catalyst adlala indima ebalulekile ekusheshiseni ukusabela, ukuthuthukisa izakhiwo ze-foam, kanye nokuthuthukisa ukusebenza kahle kokukhiqiza. Njengoba i-polyurethane iqhubeka nokukhula kuzo zonke izimboni ezifana nokushisa, izimoto, ifenisha, izicathulo, kanye nokwakha, isidingo...
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