FMC® 205 Polysulfide Rubber Product Information | Smooth-On
Smooth-On Mold Making and Casting Materials
Home Technical Info How To Frequently Asked Questions Media Gallery News Find a Distributor Mold Makers Directory
McAfee SECURE sites help keep you safe from identity theft, credit card fraud, spyware, spam, viruses and online scams
About Us Seminars Tech Support Contact My Account Buy Now Smooth-On Home enews
Material Calculator
and Unit Convertor
Custom Formulating
Newsletter Signup

Get Smooth-On's Greatest Catalog Ever! Click Here
FMC® 205 Polysulfide Rubber
 Product Listing
Click To Enlarge Image
FMC® 205 is a polysulfide rubber mold compound that cures overnight with negligible shrinkage to a lasting durable rubber that will perform in production. The mix ratio is 100 parts of Part A to 12 parts of Part B by weight. FMC® 205 cures to a Shore hardness of 12 A.FMC® 205 is ideal for those applications that require capturing intricate detail from a variety of model surfaces. Unlike polyurethanes, FMC® 205 is not sensitive to moisture and can be poured directly over wet plaster or water/sulfur based clays. Common applications include molds of sculpture (lost wax process), casting various gypsum products and waxes.
  • 12 Shore A Hardness
  • 100A:12B Mix Ratio
  • 90 Minute Pot Life

Product Name: A:B Mix RatioDemold TimeElongation at BreakMixed ViscosityPot LifeShore A HardnessTear StrengthWeight: CU.IN./LBHow much
do I need?
FMC®-205100:12 by weight16 hours550%6000 cps90 min.12n/a20.1

Technical Information - You Will Need Adobe Reader To View These Files

What Have People Done With These Products?


Smooth-On, Inc. Copyright © 2015
5600 Lower Macungie Road, Macungie PA 18062 | Order Desk: 800.762.0744 | Fax: 610.252.6200 | Tech Help: 800.381.1733 or 484.546.0466
Seminar Entrance: 1725 Willow Lane, East Texas, PA 18046

E-Commerce Solutions