Potting Sealant

Wanhua WANNATE® MDI-100 is widely used in the production of rigid polyurethane foams, which are essential for insulation in refrigerators, freezers, and building materials. It also plays a key role in manufacturing polyurethane elastomers, adhesives, sealants, and coatings, offering excellent mechanical properties and chemical resistance. Additionally, MDI-100 is used in automotive interiors and synthetic leather production, where flexibility and durability are critical. Its low viscosity and high reactivity make it ideal for both spray and pour applications. WANNATE® MDI-100 ensures superior performance across diverse industries including construction, automotive, footwear, and appliance manufacturing.

Wanhua WANNATE® MDI-50 is a polymeric methylene diphenyl diisocyanate (PMDI) widely used in the production of rigid polyurethane foams. It offers excellent reactivity and flowability, making it ideal for applications such as insulation panels, refrigerators, construction boards, and pipe insulation. Its superior insulation properties help reduce energy consumption in buildings and appliances. MDI-50 is also used in spray foam for roofing and wall insulation, and as a binder in composite wood products like oriented strand boards (OSB). Its versatility, processing ease, and performance make it a preferred choice in thermal insulation and industrial materials.

Wanhua WANNATE® PM-200 is a polymeric MDI (methylene diphenyl diisocyanate) widely used in polyurethane applications. It is ideal for producing rigid foam, integral skin foam, and high-resilience flexible foam. Common applications include insulation materials for refrigerators and construction, automotive interiors, adhesives, coatings, and elastomers. PM-200 offers excellent reactivity, flowability, and mechanical strength, making it suitable for continuous and discontinuous panel production. Its stable performance under various processing conditions ensures consistent product quality. Additionally, PM-200 is frequently used in composite wood products and molded foam parts, providing durability and thermal insulation across industrial and consumer product segments.

Wanhua WANNATE® PM-400 is a polymeric MDI (methylene diphenyl diisocyanate) widely used in the production of rigid polyurethane foams. It offers excellent reactivity, flowability, and dimensional stability, making it ideal for insulation panels, spray foam, and refrigerator foaming applications. Its strong adhesion properties and low thermal conductivity support energy-efficient construction and appliance manufacturing. PM-400 also finds use in binders for composite wood panels and specialty elastomers. With consistent quality and high performance, it enables cost-effective, environmentally friendly formulations, meeting industry standards for thermal insulation, strength, and long-term durability across multiple sectors.