
GJ
GJ-BIIIB Conveyor Belt Metal Detector
- Type
- Conveyor belt metal detector
- Frequency selection
- Manually selectable: set to suit the product
- Self-learning
- Fine adjustment of phase and sensitivity
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Digital metal detector with electromagnetic balance coil; 50 product memories, self-learning and automatic probe testing.

Prices are given in a written quote, by model and quantity.
| Brand | GJ (Shanghai Gaojing) |
|---|---|
| Model | GJ-III: digital metal detector |
| Operating principle | Elektromanyetik denge bobini |
| Control | LCD display, A/B channel selection |
| Product memory | 50 product parameters |
| Features | Self-learning, phase adjustment, automatic probe status test |
| Metals detected | Iron (Fe), non-ferrous metals and stainless steel |
| Sensitivity: iron (Fe) | Φ 0.6–2.0 mm (by model) |
| Sensitivity: stainless steel | Φ 1.2–3.5 mm (by model) |
| Belt speed | 28 m/min |
| Voltage | 220 V (400 series); 220 V / 380 V (500 series) |
| Alarm type | Automatic stop (standard) / rejection system (optional) |
| Product effect suppression | Strong suppression on seafood, frozen food and brined products |
Taken from the manufacturer’s catalogue.
GJ-III Digital Metal Detector
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| Model | Sensitivity Fe (mm) | Sensitivity SUS (mm) | Aperture height (mm) | Aperture width (mm) | Max. load |
|---|---|---|---|---|---|
| 4008 | 0.6 | 1.2 | 80 | 400 | 15 kg |
| 4012 | 0.8 | 1.5 | 120 | 400 | 15 kg |
| 4015 | 1.0 | 2.0 | 150 | 400 | 15 kg |
| 4020 | 1.2 | 2.5 | 200 | 400 | 15 kg |
| 5015 | 1.0 | 2.0 | 150 | 500 | 50 kg |
| 5020 | 1.2 | 2.5 | 200 | 500 | 50 kg |
| 5025 | 1.5 | 3.0 | 250 | 500 | 50 kg |
| 5030 | 2.0 | 3.5 | 300 | 500 | 50 kg |
GJ-III Free-falling: powder, granular and bulk products
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| Model | Sensitivity Fe (mm) | Sensitivity SUS (mm) | Aperture diameter | Feed type |
|---|---|---|---|---|
| 70 | 0.6 | 1.3 | Φ 70 mm | Free fall |
| 100 | 0.8 | 1.5 | Φ 100 mm | Free fall |
| 125 | 1.0 | 2.0 | Φ 125 mm | Free fall |
| 150 | 1.2 | 2.5 | Φ 150 mm | Free fall |
| 200 | 1.5 | 3.0 | Φ 200 mm | Free fall |
GJ-III Pipeline: sauces and liquid products
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| Model | Sensitivity Fe (mm) | Sensitivity SUS (mm) | Pipe diameter | Feed type |
|---|---|---|---|---|
| 50 | 0.6 | 1.3 | Φ 2.0 in | Pneumatic pusher |
| 63 | 0.7 | 1.5 | Φ 2.5 in | Pneumatic pusher |
| 76 | 0.8 | 1.8 | Φ 3.0 in | Pneumatic pusher |
Maintenance, repair and spare parts for the machines and instruments we sell are handled by our service workshop at İMÇ, Istanbul. When you ask for a spare part, give the brand, the model and the serial number.
Open the service page
GJ

GJ
Light shelf-type food metal detector; checks products for metal on the production line.

GJ

GJ
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Prices are given in a written quote, by model and quantity.