IRON CASTING GROUP
- Resins, Alcohol and Water Based Coatings, Release Agents, Binders, Repair Materials, Additives and Special Sands – Furtenbach
- Foundry Refractory Materials And Lining Tools – Doerentrup
- Recarburizer – CS Additive
- Recarburizer – LuxCarbon
- Cored Wire – Wire d.o.o
- Insulation Bricks for Feeders Production – CFZierler
- Brass and Steel Air Vents – Ilha Engineering
- Ceramic Foam Filters – Lanik
- Ceramic Pressed Filters – Hofmann
- Stopper and Nozzles – Krause
Brass and Steel Air Vents
Vents can be custom manufactured in a wide variety of options to meet specific needs with inherent advantages.
Diverse Advantages:
- High venting efficiency
- High core/mold productivity
- Self cleaning
- Easy installation
- Exceptional operating life
- Smooth sand surfaces
Diverse Options:
- Constructions (slit, punching, mesh etc.)
- Materials (steel, brass, aluminum, stainless steel etc.)
- Dimensions and shapes
- Special treatments (plating, heat treatment etc.)


| Type | Medium to high pressure molding | Carbon dioxide molding | Shell molding | Cold box molding | Static pressure & vacuum molding | Aluminum low pressure & gravity casting | Lost foam casting | Blow squeeze molding |
| Steel | E | G | E | G | E (slit 0.2mm) | E | G | |
| Brass | G | E | G | E | E | G | E | G |
| Punching (PRC) | E | E | E | E | E | E | ||
| Punching (PSF) | E | E | E | E | E | E | ||
| Mesh | G | G | E | E | G | G |
- * PRC: Punching vents – Round – Coarse sand *E: Excellent
- * PSF: Punching vents – Slot – Fine sand *G: Good
Standard Vents
Slit Type (Steel&Brass)
| Nominal dia. | 6 | 8 | 10 | 12 | 14 | 16 | 18 | 20 | 25 | 30 |
| No. of Slit | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 10 | 11 | 14 |
| Slit Width | 0-2 | 0-3 | ||||||||
| Type / ITEM | HEIGHT | SLIT DEPTH | ||
| Steel | 10 | 2 | 4 | |
| Brass | 8 | 10 | 2 | |

