Induction Melter 3 kg / 4 kg Gold
7 kW three-phase IGBT melter for mid-scale production.
The IG-3/4 scales to 3 kg or 4 kg gold (24 kt), melting in 6 to 8 minutes — the workhorse melter for mid-size casting houses.
Build
Industrial
- 3 / 4 kg gold capacity
- 7 kW output
- 6–8 min melt
- Three-phase 440 V
- Water chiller
Engineering that replaces a team.
Three-phase 440 V, IGBT, water-chilled, 150 kg system. Up to 1200 °C continuous duty.
- IGBT control
- Continuous duty
- Compact bench-side form
Every detail on the record.
Sourced from the official 2026 Semsons Tech Casting catalogue.
| Model | IG-3/4 |
|---|---|
| Power Supply | Three Phase 440V / 50 Hz |
| Output Power | 7 kW |
| Crucible Capacity | 3 & 4 kg gold (24 kt) |
| Melting Time | 6 – 8 min |
| Max Temperature | 1200 °C |
| Cooling | Water Chiller |
| Induction Size | 585 × 600 × 800 mm |
| Chiller Size | 630 × 630 × 960 mm |
| Weight | 150 kg (induction + chiller) |
Built for the workflows that demand precision.
01
Casting houses
02
Mid-scale jewellery manufacturers
Buyer questions, answered.
Clear answers to the most common technical and commercial questions on this machine.
Get a quote for the IG-3/4.
Tell us your output target and country — our team will revert within 24 hours with pricing, lead time, and a virtual demo invite.
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