Elt-100 China in Abu Dhabi United Arab Emirates brake drum gear coupling near me High in Leipzig Germany nylon coupling sleeve near me shop Efficiency Low Engergy Roots Vacuum Pump with top quality lowest price

Elt-100  China  in   Abu Dhabi United Arab Emirates   brake drum gear coupling  near me  High  in   Leipzig Germany   nylon coupling sleeve  near me shop  Efficiency Low Engergy Roots Vacuum Pump with top quality lowest price

We – EPG Team the most significant couplings and gears manufacturing facility in China with five distinct branches. For more specifics: Mobile/whatsapp/telegram/Kakao us at: 0086-13083988828 /

We make all kinds of roots blower, centrifugal blower, Our Primary merchandise are as under:

Sort Diameter Fee of circulation Force
ESR-MJ(Intensive Variety) Φ50~Φ300mm .five~140m³/min nine.8KPa~ninety eight.8Kpa
ESR(Common Sort) Φ50~Φ350mm .5~140m³/min 9.8KPa~78.4Kpa
ESR-H(Substantial-stress Kind) Φ50~Φ350mm .7~160m³/min fifty eight.8KPa~ninety eight.8Kpa
ESR-V(Vacuum Pump) Φ50~Φ350mm .five~160m³/min nine.8KPa~53.3Kpa
EL Collection Φ200~Φ600mm twenty.3~750m³/min 9.8KPa~fifty eight.8Kpa
Multistage Centrifugal Blower
or C-Series
Φ250~Φ500mm fifty~500m³/min nine.8KPa~98Kpa
ERR-ERG Variety Φ250~Φ500mm a hundred and twenty~420m³/min nine.8KPa~98.8Kpa

The working basic principle of the 3-blade roots blower: two a few-lobed rotors are arranged in the cavity, and the
suction port and the discharge port are opened on equally sides of the cavity. By means of the action of a pair of
synchronous gears, the two rotors rotate in opposite instructions and Relying on the mutual engagement of the two
rotors, the suction port and the discharge port are isolated, and the fuel in the chamber is pushed to obtain the
goal of blowing.

Characteristic of our roots blower:
1. Large adjustment of the air volume
two. Lower Sound
3. High performance
4. Minimal strength cosumption
five. Long time existence
6. Dependable running, simple servicing,modest footprint

The parameters of our roots blower:

Variety Ratary Velocity
Strain Rise
Shaft Electrical power
Motor Unit Maximn
ESR-50 1100-2120 nine.8-fifty eight.eight .65-two.fifty eight .3-3.54 .seventy five-4 128-158
ESR-65 1100-2130 9.8-fifty eight.8 .ninety four-3.sixty six .38-four.forty six .seventy five-five.five a hundred and fifty five-185
ESR-80 1140-1900 nine.eight-58.8 two.34-5.43 1.04-seven.forty two 2.two-eleven 155-277
ESR-a hundred 1060-1980 9.eight-58.8 four.fifty seven-nine.05 1.35-twelve.fifteen three-fifteen 309-377
ESR-125 980-1850 9.8-fifty eight.eight five.35-12.4 1.65-5.19 5.five-eighteen.5 408-451
ESR-125C 970-1830 nine.8-fifty eight.8 seven.five-seventeen.fifty seven 3.two-eighteen.5 four-22 408-451
ESR-one hundred fifty 810-1730 9.8-58.eight 10.37-27.15 3.eighty four-forty.82 7.five-45 688-848
ESR-one hundred seventy five 970-1520 9.eight-58.8 19.sixty five-36.65 seven.2-45.95 11-fifty five 980-1080
ESR-200B 740-1450 9.eight-fifty eight.eight 19.65-forty four.eight ten.15-60.forty four fifteen-75 1272-1546
ESR-200 810-1480 9.eight-fifty eight.eight 27.65-59.2 eight.05-eighty,12 fifteen-ninety 1272-1546
ESR-250B 1100-1480 9.8-fifty eight.eight fifty four.77-seventy seven.fifty five 19.ninety seven-90.97 30-110 1490-2454
ESR-250 990-1480 9.eight-58.eight sixty one.four-ninety seven.fifty two twenty.1-117.three 30-132 1490-2454
ESR-three hundred 990-1480 nine.8-fifty eight.8 87.one-138.1 26.4-167.8 37-185 3326-3446
ESR-350 730-1480 9.eight-fifty eight.8 seventy eight.41-177.31   fifty five-250  
ESR-50H 1230-2120 63.7-98 .forty five-two.02 2.05-six.12 3-7.five 160–170
ESR-65H 1240-2130 63.7-ninety eight .78-two.fifty three 2.89-seven.55 4-eleven 198-230
ESR-80H 1140-1900 63.7-ninety eight 1.82-4.fifty five four.09-10.1 5.five-15 316-326
ESR-100H 1060-1980 sixty three.seven-98 2.sixty five-8.06 six.36-seventeen.2 seven.5-22 398-459
ESR-125H 980-1850 63.7-ninety eight four.64-11.23 eight.92-24.two eleven-thirty 544-630
ESR-150H 810-1730 sixty three.seven-98 9.fifty three-twenty five.seventy six seventeen.16-sixty five 18.five-75 752-1571
ESR-200H 810-1480 sixty three.7-ninety eight 25.34-fifty six.ninety two 42.34-one hundred twenty fifty five-132 1426-1934
ESR-250H 990-1480 sixty three.seven-98 fifty eight-ninety three.7 eighty three.two-205 90-220 2980-3468
ESR300H 990-1480 63.7-98 86.9-134.one 114.7-270 132-280 3476-3998
ERF-245 650-980 9.8-ninety eight 47.five-97.four 16-183 18.five-200 3630-3690
ERF-250 650-980 nine.eight-ninety eight 61.six-one hundred twenty.four 19-227 22-250 4450-4500
ERF-290 650-980 nine.eight-seventy eight.4 ninety two.three-128 22-213 30-250 4890-4710
ERF-295 650-980 nine.eight-seventy eight.four 97.three-152.5 23-227 thirty-250 4890-4880
ERF-297 650-980 9.eight-seventy eight.4 87.five-167.six 26-249 30-280 5330-5520
ERF-300 650-980 9.eight-78.four 101.5-188.seven 29-278 37-315 5330-5520
ERF-350 650-980 9.8-seventy eight.4 126-224.nine 34-249 45-280 5210-6470
ERG-three hundred 590-730 9.8-98 128.3-196 38-362 45-four hundred 9440-15710
ERG-350 590-730 9.8-98 159.3-231.6 forty three-420 55-450 9700-1571
ERG-400 590-730 nine.eight-83.3 203.one-290.9 52-449 seventy five-five hundred 10090-11390
ERG-445 590-730 nine.eight-seventy three.5 229.7-327.eight fifty eight-477 75-560 10600-12230
ERG-450 590-730 nine.eight-seventy three.5 262.four-366.two 64-496 75-560 10600-12230
ERG-five hundred 590-730 nine.eight-sixty three.seven 327.four-452.4 78-529 90-560 12790-14620
ERF-240-V 650-980 -9.eight- -forty nine 38.one-seventy eight 13-76 18.5-ninety 3420-3285
ERF-245-V 650-980 -9.8- -forty nine 47.five-97.four sixteen-ninety five 22-110 3425-3360
ERF-250-V 650-980 -9.eight- -49 sixty three-one hundred twenty 19-117 22-132 3910-3830
ERF-290-V 650-980 -9.8- -49 72.6-one hundred forty four 22-136 thirty-one hundred sixty 4415-4270
ERF-295-V 650-980 -9.8- -49 seventy six.6-152 23-145 30-a hundred and sixty 4425-4485
ERF-297-V 650-980 -9.eight- -forty nine eighty four.three-166.8 26-one hundred sixty thirty-one hundred eighty 5000-4980
ERF-three hundred-V 650-980 -nine.8- -49 97-192 29-178 37-two hundred 5000-4980
ERF-350-V 650-980 -9.eight- -forty nine 116-225 34-209 forty five-250 5400-5700
ERG-300V 590-730 -9.8- -forty nine 133-193 38-184 45-220 7800-9100
ERG-350V 590-730 -nine.eight- -49 163-231 43-216 fifty five-250 9500-9470
ERG-400V 590-730 -nine.eight- -forty nine 199-290 fifty two-269 75-315 9900-10130
ERG-445V 590-730 -9.eight- -49 224.eight-326.9 fifty eight-303 75-355 9900-10130
ERG-450V 590-730 -nine.8- -49 255-365 sixty four-335 75-four hundred 11230-11300
ERG-500V 590-730 -9.8- -49 314-452 seventy eight-412 132-450 13630-13850
ERF-245W 650-980 -thirteen.3- -fifty three.3 53.five-one zero one 21.5-102 30-a hundred and ten 3630-3360
ERF-250W 650-980 -thirteen.3- -53.three 69-127 26.five-127 30-a hundred and sixty 3985-4115
ERF-290W 650-980 -thirteen.three- -53.three eighty two.six-a hundred and fifty thirty.five-149 37-185 4340-4580
ERF-295W 650-980 -13.3- -fifty three.three 87-158 32-158 37-185 4440-4580
ERF-297W 650-980 -thirteen.three- -fifty three.three 95-174 36-174 forty five-200 5230-5130
ERF-300W 650-980 -13.three- -53.three 109-195 forty-193 55-220 5230-5130
ERF-350W 650-980 -thirteen.3- -fifty three.three 129-230 50-230 75-250 5840-5670
ERG-300W 590-730 -13.three- -fifty three.3 142-197 fifty two-201 75-220 9100-9000
ERF-350W 590-730 -13.3- -fifty three.3 168-234.four fifty nine-235.5 75-280 9500-9600
ERG-400W 590-730 -thirteen.3- -53.three 220-276.6 71-292 90-315 9900-10130
ERG-445W 590-730 -thirteen.3- -fifty three.3 244-294.6 eighty two-331 90-four hundred 11230-11300
ERG450W 590-730 -13.three- -fifty three.three 275-368.5 91-366 one hundred ten-four hundred 11230-11300
650-980 98-196 64.eight-112 one hundred thirty five-355 a hundred and sixty-four hundred 8700-8600
650-980 ninety eight-196 80.eight-139 167-439 185-five hundred 9200-9100
650-980 ninety eight-176.4 102-174 206-497 250-560 10320-10500
650-980 98-137.two 124-207 241-473 280-560 10700-11110
(300,four hundred)
590-740 98-176.four 205-273 380-773 450-900 21350-24200
590-740 98-176.four 263-428 476-955 560-a thousand 24200-27600
650-980 -fifty three.three–eighty seventy two-121 75.six-121 ninety-one hundred sixty 6100-6470
650-980 -fifty three.3–80 93.8-154 ninety nine.five-186 one hundred ten-220 7000-6400
(2505/three hundred)
650-980 -fifty three.3–80 116-189 one hundred fifteen-220 132-250 7750-7760
EL81WD 580-980 9.8-58.eight 54.2-a hundred thirty 18-151 forty five-185 3595
EL82WDB 580-980 nine.eight-58.8 72.eight-161 22-191 45-220 3860
EL83WDA 580-980 nine.8-fifty eight.nine 101-213 28.5-202 45-220 4300
EL84WDA 580-980 9.8-fifty eight.8 129-267 35.four-252 forty five-280 4720
EL93WDA 580-730 9.eight-49 230-329 56.4-311 75-355 7765
EL94WDA 580-730 9.eight-49 263-373 sixty four-353 75-400 8130
EL95WDA 490-580 nine.8-fifty eight.8 308-434 81.four-414 ninety-450 11500
EL96WDA 580 fifty eight.8 381 497 560 11500
E397WN a thousand-1650 forty five-nine      
E408WN 870-1650 40 10-22      
E517WN 980-1580 forty twenty-30      
E520WN 930-1550 40 24-forty five      
E607WN 750-1250 forty forty five-seventy six      
E610WN 750-1250 forty 75-one hundred thirty      

Spare areas and structure of our roots blower:

Bundle of our Roots Blower

Pack into iron scenario, two layer,blower physique and motor in reduced layer, inlet/out silencer etc in higher layer

Roots blower pack method same as iron circumstance, just modify to Fumigation Cost-free Plywood Case

Our manufacturing facility is a expert producer of Roots blowers which has above 20 years’ experience in machinery
production. It is positioned in Xihu (West Lake) Dis. East Industrial Park, fifty kilometers to the east of Shan EPT provincial
funds— HangZhou. Our business also has convenient site visitors transportation, as it is fifteen kilometers away from
Diaozhen Town station of HangZhou-HangZhou expressway, and 30 kilometers absent from East HangZhou station of
ZheJiang -ZheJiang expressway.The top solution of our organization is ESR -sort Roots Blower. The roots
vacuum pump is a new type of high-performance roots blower, which is developed independently dependent on the
domestic and international innovative technologies. Several patented technologies have been adopted on Roots
Blower, and as a result we have manufactured considerable results in power conservation and noise reduction, etc.. So considerably, our
firm has invested more than thirty,000,000 RMB to introduce this sort of advanced expert tools as
horizontal machining heart, vertical machining centre, two-way CNC area planer, CNC lathe, CNC milling
equipment, CNC planer, aircraft grinder, cylindrical grinding device, and three coordinates screening machine.
In addition to, we have taken different measures to standardize the process movement this sort of as working and cooperating
with many scientific research units, colleges and universities at home and abroad. We also constantly try out to
soak up and increase the domestic advanced creation technologies, so as to promote the upgrading and
optimization of the item and make the merchandise high quality reach the advanced degree at home and abroad.
ESR -variety Roots Blower consists of a number of sequence such as Three-leaves Type, Two-leaves Type and Centrifugal
Sort,which can be even more divided to hundreds of types. The items are broadly utilized in sewage remedy,
pneumatic conveying,vacuum packaging, aquaculture, foodstuff processing, EPT electrical power, petrochemical, cement,
mining and other industries. Our merchandise have this kind of positive aspects as lower sounds, strength saving, steady good quality,
and long provider existence, and so forth.. With the sales outlets throughout the domestic cash cities, our merchandise offer effectively all
above the nation, and have been exported to North The united states,Russia, Malaysia, Indonesia, Vietnam, South Africa
and some other nations around the world. Getting received the ISO9001 International Quality Method Certification, we have
established and improved the good quality assurance of the merchandise designing, producing, and set up.
From the procedure of layout, study and advancement to the finished products, we have obtained the total
process controlled independently, hence providing the complete basis and dependability guarantee for the goods balance
and toughness. Getting a perfect revenue community and after-sales services, we provide our consumers with greater-
high quality and far more effective services.All personnel of our organization sincerely welcome the wide masses of buddies to
information, and negotiate organization with us.

Our Roots Blower Workshop

         Doosn Horzitonal Device Heart

The Application of the Roots Blower

Upkeep and inspection
(one) Check out all fasteners and locating pins circumstances whether they are loosening.
(two) Often check regardless of whether the leakage phenomenon of the physique.
(3) Spend consideration to lubrication, sum of grease and noises when running,
establish regardless of whether it works under the needed problems.
(4) Lubricant & grease: The lubricant is for medium load industrial equipment oil
(quality 220, kinematic viscosity of 198 ~ 242mm2 / s 40ºC, flash level ≥ 200ºC)
The grease is butter (artificial lithium grease penetration 220-250, fall level ≥
190ºC). Exchange the lubricant and grease after initial 200 hrs working, and change
once more right after a moth working. Later on, exchange the lubricant and grease in accordance to the
surroundings and lubricant (grease) top quality propose a ideal EPT for a few
(5) Constantly check the inlet air filter, clear or replace the filter in time.
(six) Blower overload at times not instantly displayed, so pay focus to
the ingestion and exhaust force, bearing temperature and the recent enhance traits
of motor to figure out regardless of whether the blower performs usually
(7) Before disassembling the blower, the assembling relation and proportions
should be recorded or measured, make marks on parts to make sure the first
needs after assembling.
(8) When newly device or overhaul, the oil tank must be cleaned before use
and propose replace all grease right after 8 hrs managing.

Typical failure cause and troubleshooting

No Failure Feasible factors Elimination strategies
1 Friction
amongst the
(1) Impurities on the impeller,
resulting in the hole is as well modest
(two) Gear dress in, ensuing in a
big backlash
(3) The gear is not effectively set,
can not sustain the impeller
(4) Bearing put on resulting in
clearance increasing.
(1) Remove filth and check out
whether there is injury elements
(2) Change the equipment hole, substitute
the gears if the gear backlash is
higher than the regular 30% to
(3)Re-assemble the gears, hold
the taper make contact with spot is to seventy five%
(4)Exchange the bearing
two Collision
in between
impeller and
wall, the
impeller top
and casing
(one) Set up hole is not correct
(2) operating stress is also
high, exceeding the specified
(three) Running temperature is way too high
(four) Casing or base deformation,
positioning enthusiast failure
(five) Bearing axial location is not very good
(one) Modify the hole
(two) Determine causes of
overloading, lowered the pressure
to the specified price
(three) Check out the installation
precision and minimize the pipe
(four) Verify and fix bearings,
and to make sure the clearance
three Temperature
also large
(1) Oil in tank is as well considerably, too
thick or as well filthy
(2) Filter or silencer is blocked
(3)The strain is higher than
the specified benefit
(four)Excessive wear of the
impeller, large gap
(5)Inadequate ventilation, indoor
temperature is large, resulting in
inlet air’s large temperature
(6) The rotating velocity is also low,consequence in the belt slipping.
(one)Lessen the oil stage or depend on
(two)Take away of blocking objects
(3)Decreasing the strain through
the blower
(4)Fix its clearance
(5)Open vents to minimize room
(six) Enhance pace to prevent the
belt slipping.
4 Inadequate
(one) The inlet filter is blocked
(two) Impeller use and the hole
raises too a lot
(three) Belt slipping
(4) Big imports stress loss
(five) Pipeline air flow leakage
(one) Clear the filter dust and
(2) Restore the gap
(three)Tighten the belt and improve
the variety of belts
(4)Change the inlet force to the
specified price
(5) Examine and repair the pipeline
5 Oil leaking or
oil leaking
into the enclosure
(1)Substantial tank situation trigger
leakage from the discharge port
(two) Seal wear, resulting in shaft oil spills
(three) The stress is greater than
the specified benefit

(one)Minimize the oil amount
(2)Exchange the seals
(3)Very clear the air vents, 2mm diameter faucet is mounted in the
middle chamber, open up the faucet
below the wall
six Abnormal
vibration and
(1)Bearing clearance exceeds the
specified price or bearing put on
(two) The gear backlash is too
large, not in a limited fixed
(3) The international objects and dust
induced by the impeller and the
impeller, the impeller and the
housing collision
(4) the impeller shaft
deformation brought on the collision
triggered by overload,
(5) Friction among the impeller
and the inlet housing brought on by
(6) Unbalance of the impeller
triggered by fouling or overseas
human body
(7) Anchor bolts or other
fasteners are loosened
(1)Replace bearings or bearing
(2)Reassemble equipment and ensure
(3)Cleaning blower, examine the
circumstance is ruined
(four)Examine the back again strain, verify
the wheel and modify hole
(5)Check out the filter and back
strain, boost the gap
in between the impeller inlet and the
(6)Thoroughly clean the impeller and the
casing, to ensure that the impeller
clearance work
(seven) Tighten the anchor bolts and
leveling the foundation.
7 Motor
(one)When compared with the required
pressure, the force difference
is massive that the back again strain or
the inlet pressure is higher
(2) In contrast with the
equipment needs, blower
circulation is too massive, so its strain
(3)Inlet filter is blocked, or outlet
pipe is obstructed or blocked
(4) Collusion or friction (stuck)
rotating parts
(five) The oil stage is as well high
(6) Narrow V-belt is overheat,
vibration is way too huge, or pulley
is also little
(1) Decrease the force to the
specified worth
(2) Exhaust the excessive gas into
the atmosphere or reduce the
blower speed
(3) Get rid of the obstructions
(four)Quickly shut down, check
the purpose
(five) Alter the oil to the proper
(six) Check the belt tension, and
replaced it with large diameter

Our Service

one. Pre market service                                                                              two. Following offer service                                          
a. suggest the ideal model                                             c. on the web technological help,                                                                                   
b. manufacturing facility tour                                                                              d. total life spare parts and techinical assistance


twelve months gurantee for our roots blowers

/ The use of original products manufacturer’s (OEM) portion figures or trademarks , e.g. CASE® and John Deere® are for reference purposes only and for indicating product use and compatibility. Our company and the listed EPT elements contained herein are not sponsored, accepted, or created by the OEM. /

Elt-100  China  in   Abu Dhabi United Arab Emirates   brake drum gear coupling  near me  High  in   Leipzig Germany   nylon coupling sleeve  near me shop  Efficiency Low Engergy Roots Vacuum Pump with top quality lowest price

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