Hardeners with toluene-sulphonic and benzene-sulphonic acids for furan and phenolic resins
| Code | Product name | Product description |
| IH50020 | HARDENER CA 20 | very low reactivity – summer type |
| IH50030 | HARDENER CA 30 | low reactivity |
| IH50050 | HARDENER CA 50 | medium reactivity |
| IH50090 | HARDENER CA 90 | high reactivity |
| IH50100 | HARDENER CA 100 | very high reactivity – winter type |
Hardeners with low amount of Sulphur, designed for line ECOFUR EXTRA
| Code | Product name | Product description |
| IH39975 | INDURITORE KK 20 | very low reactivity – summer type |
| IH39990 | INDURITORE KK 30 | low reactivity |
| IH40015 | INDURITORE KK 50 | medium reactivity |
| IH40025 | INDURITORE KK 60 | high reactivity – winter type |
| IH40040 | INDURITORE KK 80 | very high reactivity – winter type |
Note: other range of hardeners are available according to each foundry requirements, requested reactivity and curing times
