B-Tohin Machine (Jiangsu) Co., Ltd.
5 1

LowVibration 10KPA - 80KPA Three Lobe Roots Blower BK5003 For Pipe Clearing

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B-Tohin Machine (Jiangsu) Co., Ltd.
[China]

Address
Yong'an Road, Industrial Park for Environmental Science & Technology, Yixing City, Jiasngsu Province 214205, China Wuxi Jiangsu
Phone
86-0510-87072125
Contact name
Carrie

Quick Information

  • Brand Name: BK
  • Place of Origin: China
  • Model Number : BK5003

Description

10KPA - 80KPA Three Lobe Roots Blower BK5003 , Roots Air Blower

About BK

BK Roots Blower is a kind of product designed and manufactured according to the national standards 

and by the techniques introduced from American TUTHILL Co. This type blower is featured with simple 

structure and high volumetric efficiency.

Specifications:

Model

BK5003

Air capacity

1.77-7.38m3/min

Discharge differential pressure

10-80KPA

Rotary speed

850-2000rpm

Motor type

1.5-15KW

380/400/415/440V, 3PHASES, 50/60HZ

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

N.W. of blower without motor

171 kg

Packing size Approx.

1.64*0.75*1.6m (length*width*height)

Features

1. Helical type timing gears for smooth operation

2. Compact, flexibility in installation gives users more choices.

3. Integral structure of impeller and shaft without shortcomings of the split 

structure blower

4. Adopt imported oil seals made from fluoric rubber with perfect wear 

resistance and high-temperature resistance.

5. Low noise, low vibration and energy consumption.

Parameter sheet

Art No. Port  
Dia
(MM)
Speed Inlet capacity (m3/min)and shaft power (KW)under various pressure
0.1kgf/cm2 0.2kgf/cm2 0.3kgf/cm2  0.4kgf/cm2
1000mmH2O 2000mmH2O 3000mmH2O 4000mmH2O
0.01Mpa 0.02Mpa 0.03Mpa 0.04Mpa
rpm m3/min KW m3/min KW m3/min KW m3/min KW
BK5003 65(2.5") 850 2.75 0.97 2.47 1.61 2.25 2.45 2.07 2.77
1000 3.35 1.15 3.07 1.89 2.86 2.89 2.68 3.26
1150 3.96 1.32 3.67 2.18 3.46 3.32 3.28 3.75
1250 4.36 1.43 4.08 2.36 3.86 3.61 3.68 4.08
1350 4.76 1.55 4.48 2.55 4.27 3.89 4.08 4.4
1500 5.36 1.72 5.08 2.84 4.87 4.33 4.69 4.89
1600 5.77 1.83 5.48 3.03 5.27 4.62 5.09 5.22
1750 6.37 2.01 6.09 3.31 5.87 5.05 5.69 5.71
1850 6.77 2.12 6.49 3.5 6.28 5.34 6.1 6.03
2000 7.38 2.29 7.09 3.78 6.88 5.77 6.7 6.52
Art No. Port  
Dia
(MM)
Speed Inlet capacity (m3/min)and shaft power (KW)under various pressure
0.5kgf/cm2  0.6kgf/cm2 0.7kgf/cm2 0.8kgf/cm2
5000mmH2O 6000mmH2O 7000mmH2O 8000mmH2O
0.05Mpa 0.06Mpa 0.07Mpa 0.08Mpa
rpm m3/min KW m3/min KW m3/min KW m3/min KW
BK5003 65(2.5") 850 1.92 3.38 1.77 3.98        
1000 2.52 3.97 2.38 4.68        
1150 3.12 4.57 2.98 5.38 2.85 6.39    
1250 3.52 4.96 3.38 5.85 3.25 6.95    
1350 3.93 5.36 3.79 6.32 3.65 7.51 3.53 8.47
1500 4.53 5.96 4.39 7.02 4.26 8.34 4.14 9.41
1600 4.93 6.36 4.79 7.49 4.66 8.9 4.54 10.03
1750 5.54 6.95 5.4 8.19 5.26 9.73 5.14 10.97
1850 5.94 7.35 5.8 8.66 5.67 10.29 5.54 11.6
2000 6.54 7.94 6.4 9.36 6.27 11.12 6.15 12.54

Structure of blower main body

Description of blower parts

Casing

Made of Casting iron HT200

ENDLESS structure adopted for

 improving efficiency, one-time machined 

by CNC center with high precision

Rotor 

(Shaft and impeller)

Made of Casting iron QT500

The impeller and shaft is cast as

 an integral part.

Adopting NC planer for machining 

to achieve high precision

Gear end bearing

Made of GCr15

NSK brand, double-row angular 

contact ball bearing, capable of 

supporting axial load

Drive end bearing

Made of GCr15

NSK brand, cylindrical roller bearing

Gear

Made of 20CrMnTi

Bevel structure for more smoothly running

Oil seal

Made of fluoro rubber

CR brand, bears high temperature 

and has a longer life.

Assembling drawing of blower package

Standard supply of scope

1. blower main body

2. pressure relieve valve

3. check valve

4. inlet silencer(with air filter)

5. outlet silencer

6. public base (with belt cover)

7. rubber flexible joint and shock pad

8. pulley

9. pressure gage

10. belt

11. bolts and nuts and other connection parts

12. motor


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