Product Description:
Roots Blower is a cubage blower, and it discharges a fixed amount of air in proportion to its rotation speed.Every rotation,there is two lobes to finish three times absorbing and discharging air.Compared with two lobes blower,it is of less air pulses,smaller load change,higher strength,lower noise and vibration.
Two parallel shafts have three lobes each ,all the lobes keep small clearance with each other and housing inside.Every lobes rotation ,a certain air will be absorbed at inlet and transferred from the housing inside surface to blower’s discharge port.
Two shafts will be turned by the timing gears, no any touching between lobes,so it can be turned at high speed without any lubrication inside.It has the following characteristics: Simply configuration;running smoothly;good performance stabilization.It has been widely applied in various industries.
Specifications:
| Model | BK4005 |
| Air capacity | 0.42-1.8 m3/min |
| Pressure | 0.1-0.8 kgf/cm² |
| Rotary speed | 1500-2300rpm |
| Motor type | 132KW 380/400/415/440V, 3PHASES, 50/60HZ, frequency motor also available |
| Motor brand | Standard: Siemens Beide or Wannan motor Siemens and ABB motor for your option |
| Installation type | Standard: horizontal type. Vertical type available for your option |
| Color | Customized, standard of RAL6011 |
Structure of blower main body
| No. | Part Name | Qty. | | No. | Part Name | Qty. | | No. | Part Name | Qty. |
| 1 | Footing | 2 | | 9 | Left end cover | 1 | | 17 | Oil tank | 1 |
| 2 | Hexagon bolt | 4 | | 10 | Round pin | 4 | | 18 | Gear | 2 |
| 3 | Antidust seal | 1 | | 11 | Casing | 1 | | 19 | Key | 2 |
| 4 | Drive impeller | 1 | | 12 | Oil seal | 4 | | 20 | Axial sleeve | 2 |
| 5 | Bearing | 2 | | 13 | Right end cover | 1 | | 21 | Bearing | 2 |
| 6 | Driven impeller | 2 | | 14 | Bolt | 16 | | 22 | Bearing plate | 2 |
| 7 | Dust cup | 1 | | 15 | Breather | 1 | | 23 | Adjustable pad | several |
| 8 | Grease nipple | 2 | | 16 | Bolt | 8 | | 24 | Magnetic nut | 1 |
Assembling drawing of blower package
| Outline Dimension Sheet | | | | | | | | | | | | Unit:mm |
Type |
Port Dia |
Motor power | A | B | C | D | E | F | G | H | K | M | N | 0 | P | Q | 4-M16×h |
Weight
(kg) |
| BK4005 | 40(1.5") | 1.5～4 | 700 | 590 | 90 | 90 | 456 | 194 | 215 | 827 | 129 | 300 | 370 | 95 | 130 | 18 | 4-M16×300 | 65 |
FAQ
Q1. What's the information should I provide when inquiry?
A: Air capacity
B: Pressure
C: Application
D: Use environment(Temperature, atmospheric pressure)
E: Do you need motor?
Or other specials you give us will be more appreciated.
Q2. What is your warranty?
Our warranty is 12 months after received the roots blower. During the warranty period, replace the damaged parts for free of charge. Out warranty period, to provide timely, high-quality technical services and price concessions spare parts to ensure continuous safe and high-quality equipment operation.
Q3. How long is the service life of roots blower?
In normal use environment
A- Service life of blower is more than 10 years.
B- Service life of Impeller is more than 60, 000 hours.
C- Service life of bearing is more than 50, 000 hours.
D- Service life of gear is more than 60, 000 hours.
Q4. What is your terms of packing?
A: Generally, we pack our goods in Fumigation Free Plywood Case. If you have legally registered patent, we can pack the goods in your branded boxes after getting your authorization letters.
Q5. How does your factory control product quality?
We have quality inspection department. Before sending out product, we check each product. If there is quality problem, we will produce new one.
Q6. What are your terms of payment?
TT 30% as the advance payment and TT 70% after inspection before shipping.
12. electric motor
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0.42-1.80m3/Min BK4005 Three Lobe Rotary Blower For Water Treatment Images
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