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  • $135.00

Gallon Kit WC-540 1galA+.5galB

WC-540 A/B is a two-part, water clear, colorless aliphatic based polyurethane elastomer. It is recommended for use whenever a flexible, permanently transparent elastomer is required. It can be easily tinted or pigmented to clean bright colors. WC-540 A/B does not contain MOCA, TDI or MDA. In addition to being an excellent castable product, it also functions well as a solvent-free adhesive for bonding various substrates.

Silicone Molds: Platinum based silicones are recommended for molds.  Tin based silicones may cause cure inhibition.  For more info, contact our Tech Dept.



Prop 65 WarningWARNING: This product can expose you to chemicals including Phenyl mercuric neodecanoate, which is known to the State of California to cause birth defects or other reproductive harm.


Shore Hardness Worktime Demold Time Shrinkage
Viscosity Ratio
40 A 20 minutes 8-12 hours 0.001 910 cps 50/100 pbw


Technical Data: Data Sheet  -  SDS: Part A  -  Part B

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