ApplicationsLF, VOD, VD type ladle refining furnaces are suitable to refining molten steel from arc furnace, open hearth
furnace or converter. They are important metallurgical installation. Arc heating, vacuum degassing, argon
stirring, oxygen decarbonization, normal pressure or vacuum feeding, temperature measuring, AL adding, TV
shooting, flash observation are provided in refining installation.
Description· Ladle and ladle car
· Arc heating mechanism
· Electrode controlled manners: Manual controlling or computer controlling
· Vacuum facility and monitor system
· Electric control system
· Microcomputer PLC controlling and CRT displaying are available
· High voltage Power system
· High current circuit system
Most advanced Technologies of LF furnace· Single-electrode D. C powering LF ladle furnace
· Three-electrode D. C powering LF ladle furnace
· Single-electrode arc A. C powering LF ladle furnace
· Tubular water-cooled roof
· Microcomputer controller-hydraulic electrode regulator
· VVVF-motor type electrode regulator
Technical Data:| Rated capacity (t) | Ladle diameter (mm) | Transformer trated capacity (KVA) | Electrode diameter (mm) | Electrode pitch circle diameter (mm) | Heating-uo rate (c/m) | Vacuum pumping rate (kg/h) | Vacuum vessel (mm) | Ultimate vacuum (Pa) | Ladle weight (t) |
| Actual capacity (t) |
| 20 15-20 | 2200 | 3150 | 200 | 500 | 2-3 | 150 | 2800/4100 | 67 | 18 |
| 40 30-40 | 2900 | 6300 | 350 | 850 | 2-3 | 250 | 4800/5000 | 67 | 25 |
| 60 50-60 | 3100 | 10000 | 350 | 650 | 2-3.5 | 360 | 5300/5500 | 67 | 39 |
| 70 70-80 | 3200 | 12500 | 400 | 700 | 2-3.5 | 380 | 5400/5600 | 67 | 43 |
| 100 90-100 | 3400 | 18000 | 400 | 700 | 2-3.5 | 400 | 5500/5800 | 67 | 47 |
| 150 100-150 | 3900 | 20000 | 450 | 800 | 2-3.5 | 450 | 6500/6600 | 67 | 52 |
| 1. | Pre sale service |
| a. | make technical solution |
| b. | send quotation, technical data sheet and drawing |
| c. | prepare power transmission plan, testing plan and shipment plan |
| 2. | In sale service |
| a. | supervise the manufacturing schedule totally in accordance with the plan |
| b. | send photos to customer during every manufacturing process(hold point) |
| c. | inform the customer one week before testing. |
| 3. | After sale service |
| a. | installation and commissioning, training the workers |
| b. | quick response within 12 hours any time |
| c. | provide 12 months guarantee period normally. |
| 1. Q: | What is your delivery time ? |
| A: | Depend on the type of transformer. |
| 2. Q: | What is your payment term? |
| A: | 30% advance by T/T , 70% before delivery by T/T or L/C or we can discuss about it. |
| 3. Q: | What kind of standard you follow? |
| A: | IEC, ANSI, CSA, GB, etc |
| 4. Q: | What kind of supporting documentation you can provide normally |
| A: | Quotation, outline drawing, manufacturing plan, quality control plan
testing plan, financial report, type test report(KEMA, CESI),reference list, etc |
| 5. Q: | What is your normal warranty period? |
| A: | 12 months after transformer operation. |
| 6. Q: | Can u do installation and commission in user's site? |
| A: | Yes, we can send our installation team to user's country for service. |
| 7. Q: | Do you have any experience in this kind of transformer? |
| A: | Yes, we can provide reference list for check. |
Quality Assurance
--From the very beginning, VILLE ensures quality in every step to achieve the best quality.
Experience Sharing
--With more than 30 years' experience in power industry, VILLE brings you an optimized solution.
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--Wherever you are, VILLE global network will support and provide you with value.
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--In response to your needs without delay, VILLE knows the value of your time.
Thanks for choosing VILLE as your reliable partner and
please trust both of us will create a brilliant future!