Purchase Qty. Reference FOB Price
1,000-1,999 kg US$2.20
2,000-4,999 kg US$2.10
5,000-19,999 kg US$2.09
20,000+ kg US$2.05
Product Description
Open Cell and Closed Cell Expandable ab Insulation Spray Polyurethane Foam Liquid Name:The main ingredients to make a polyurethane are di- and triisocyanates and polyols. The polyol stream contains catalysts, surfactants, blowing agents and so on. The blend of polyols and other additives is ...