Polyurethane / External Mold Releases

The products below represent those that are most commonly used, but not all of the products that AXEL offers. Please contact us for additional assistance in identifying the best product for your application.

Download the brochure: Solutions for Polyurethanes

Product Type Product Name Description Application
Sacrificial Wax
Solvent-based
MoldWiz® 424/7NC Liquid external release agent that dries at room temperature forming a monomolecular film which adheres by adsorption to the mold walls and has no affinity for the resin. Proprietary blend of polyolefins, hydrocarbon wax and wetting agents in petroleum solvents.
No Silicone.
Spray on release for flexible PU
foams.

8-10% Actives

Sacrificial Wax
Solvent-based
MoldWiz® P9/NC Liquid external release agent that dries at room temperature forming a monomolecular film which adheres by adsorption to the mold walls and has no affinity for the resin. Proprietary blend of cross-linked polyolefins with hydrocarbon wax in volatile organic solvents.
No Silicone.
Spray on release for flexible PU
foams.

3-6% Actives

Sacrificial Polymeric
Solvent-based
MoldWiz® 435PU Series High performance PU release. Quick drying. Available in different levels of actives. Heptane carrier. Wipe or spray on at ambient to
hot molds. For Cast PU.

5-12% Actives

Sacrificial Polymeric
Solvent-based
MoldWiz® 462EPU Series Highest performance PU release. High slip release. Available in different levels of actives. Mineral Spirits carrier. Aerosol version available. Wipe or spray on at ambient to
hot molds. For Cast PU and FRP
PU.

5-50% Actives

Sacrificial Polymeric in
Water
MoldWiz® WB-606SFL Quick drying, general purpose release with good slip. Blend of organic phosphate esters, synthetic resins, modified fatty acids, wetting agents, and surfactants in water. Wipe or spray on at temperatures up to 310ºF/154ºC. Can be
used to mold cast PU parts up to 400ºF/205ºC.

3-6% Actives

Sacrificial Polymeric in
Water
MoldWiz® FFIH
MoldWiz® FFIH-15
MoldWiz® FFIH-85
Film-forming combination release agent and barrier coat that dries at room temperature. For use on all types of molds. Can be painted. Wipe or spray on. PU foams.

Actives vary by product

Semi-Permanent
in Water
XTEND® 19NG High temperature semi-permanent technology. Extremely durable for multiple releases. Wipe or spray on used for FRP PU and some cast PU.

2-3% Actives

Semi-Permanent
in Water
XTEND® W-7806R Long lasting release for RTM, infusion, or casting PU applications. Not recommended for applications that require paint. Wipe or spray on both cast PU and some flexible PU foam. Stable to 400ºF/205ºC.

5-6% Actives

Semi-Permanent
in Solvent
XTEND® 19RSS Long lasting release. Recommended for rigid foams and elastomers. Extremely durable for multiple releases. Wipe or spray on molds up to 310ºF/154ºC. Can be used to
mold up to 400ºF/205ºC.

1-2% Actives