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MIM Vacuum De-waxing and Sintering Furnace
1. Main Description
MIM vacuum de-waxing and sintering furnace is designed for metal injection molding (MIM).
The following functions could be carried out in the furnace: negative pressure de-waxing, pressure de-waxing with H2, vacuum sintering, atmosphere sintering, partial pressure sintering and cooling.
The de-waxing function is suitable for following kinds of binder: wax, stearic acid, and oleic acid.
2. Technical specifications
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Model |
GN3312MIM | GN5518MIM |
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Rated voltage |
380 V 50 Hz, three-phase five-wire |
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(Ｌ×Ｗ×Ｈ)Dimension of furnace |
4500×4250×3500 mm | 4500×5400×3500 mm |
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Dimension of usable space |
300×300×1200mm | 500×500×1800 mm |
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Max. load weight |
500 kg | 1500 kg |
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Weight of furnace |
≈4000 kg | ≈5500 kg |
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Power |
180 kVA | 260 kVA |
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Max. testing temperature |
1500°C | |
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Max. working temperature |
1450°C | |
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Temperature control |
3 zones |
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High temperature uniformity |
≤±5°C(Ceramic ring) |
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Ultimate vacuum |
≤2Pa, tested in cold and clean chamber |
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Vacuum leak rate |
≤2Pa/h(24 hours average), tested in cold and clean chamber |
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Pumping speed (in cold and clean chamber) |
≤20 min., pumping from 1.13×105Pa to 5Pa |
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Cooling speed (without loading) (cooling water ≤30°C) |
From working temp. to 800°C, ≤ 2 h From 800°C to opening door, ≤ 4 h |
From working temp. to 800°C, ≤ 3 h From 800°C to opening door, ≤ 5 h |