Aflas™
Fluoroelastomer with a PTFE flavor. Exceptional in steam and down hole applications but not much flexibility from base polymer.
Femrex Plus™ E-1270T
E-1270T is one of Femrex Plus members and E-1270T contains nano-particles which act as organic fillers: it reinforces the material without the use of conventional contaminating fillers, such as carbon black and minerals.
Femrex Plus E-1270T series is a
Latex
Amber, 40 durometer Also Available in Colors
Silicone
60 durometer, Red or Translucent. An inorganic material, broadest temp range ( -100°F to +500°F). Great for aging. medical grades, FDA grades, colors. Not the best physical properties. Poor oil resistance.
Viton ®
Fluoroelastomer. Good to 450°F in base version, good chemical resistance, several specialty grades available to deal with low temp, higher temp, etc.