Rubberflex HR chemical resistant hard rubber sheeting is applied as a chemical resistant rubber lining using the hot vulcanized systems.

Rubberflex HR is available only in uncured form and applied to abrasive blasted components in accordance with BS6374:Part 5:1985.

Cured hardness is 50-70 Shore D and exhibits excellent resistance to mineral acids, in particular wet chlorine, hydrochloric acid and temperatures.


product Rubberflex HR
polymer NR – Ebonite
colour Black
durometer 80 +/-10 (D/1) (ASTM D2240 Scale ‘D’)
tensile strength 16.0 MPa (ASTM D412 method A)
elongation @ break 10% (ASTM D412 method A)
specific gravity 1.51
temperature range Max 80˚C (Cured)
curing method Steam Cure Autoclave
NB. All results based upon laboratory cured samples, specification subject to change without notice.


Typical applications for these lining systems are:
  • pipe and spool lining
  • tank lining
  • valve lining
  • ISO containers
  • agitators