











| 
				 Model/Parameter  | 
			
				 Lab usage  | 
			
				 Production usage  | 
		|||||
| 
				 NTI-DZL-54W  | 
			
				 NTI-DZL-98W  | 
			
				 NTI-DZL-243W  | 
			
				 NTI-DZL-300W  | 
			
				 NTI-DZL-400W  | 
			
				 NTI-DZL-720W  | 
		||
| 
				 Working size  | 
			
				 mm  | 
			
				 300×300×600  | 
			
				 350X350X800  | 
			
				 450×450×1200  | 
			
				 500×500×1200  | 
			
				 500×500×1600  | 
			
				 600×600×2000  | 
		
| 
				 Control process  | 
			
				 
  | 
			
				 Thyristor control  | 
		|||||
| 
				 Heating type  | 
			
				 /  | 
			
				 Graphite resistance heating  | 
		|||||
| 
				 HT zone capacity  | 
			
				 L  | 
			
				 54  | 
			
				 98  | 
			
				 243  | 
			
				 300  | 
			
				 400  | 
			
				 720  | 
		
| 
				 Loading weight  | 
			
				 g  | 
			
				 HT zone capacity × density (g/cm³)×1000 Remark:1L=1000cm³  | 
		|||||
| 
				 Ultimate vacuum  | 
			
				 Pa  | 
			
				 20  | 
		|||||
| 
				 IF power  | 
			
				 Kw  | 
			
				 100  | 
			
				 200  | 
			
				 210  | 
			
				 240  | 
			
				 270  | 
			
				 378  | 
		
| 
				 Heating zone  | 
			
				 Zone  | 
			
				 1  | 
			
				 3  | 
			
				 3  | 
			
				 3  | 
			
				 3  | 
			
				 3  | 
		
| 
				 Max. working temperature  | 
			
				 ℃  | 
			
				 2300  | 
			
				 2300  | 
			
				 2300  | 
			
				 2300  | 
			
				 2300  | 
			
				 2300  | 
		
| 
				 Usual working temperature  | 
			
				 ℃  | 
			
				 2200  | 
			
				 2200  | 
			
				 2200  | 
			
				 2200  | 
			
				 2200  | 
			
				 2200  | 
		
| 
				 Temperature unifomity  | 
			
				 ℃  | 
			
				 ±5  | 
			
				 ±5  | 
			
				 ±5  | 
			
				 ±5  | 
			
				 ±5  | 
			
				 ±5  | 
		
| 
				 Working environment  | 
			
				 /  | 
			
				 Vacuum or argon atmosphere protection( micro positive pressure)  | 
		|||||






