■DIMENSIONS
EZ-0817
EZ-1017
EZ-1618NGK
CERAMIC MAGNET
DRIVE PUMPS2-M12
Stud bolt

d2

D2

PCD.P2B

Q

S1-M12
Stud bolt

NGKM

CK

d1

D1E

PCP.P1

R

FD

S

GBEBL

BF

BLEZ SERIESBNTypeB

EZ-0817
EZ-1017
EZ-1618

S

R

G

d180

264 132 160 100 232 190

708080290 132 160 100 232 190

7080

100 306 160 180 100 260 212

7080

KE

M

C

D1

S1

P140140410550155

412080185

8150

5012580

12525132

S2P2BL2512540140
150

BF

BNBEFD490150 600 900 310 M164105 150 600 900 310 M164120 150 600 900 332 M16(2) In order to ensure safe and correct useof the product, be sure to carefully readthe instruction manual and other materials
issued by NGK and correctly understandthe product characteristics before
performing product installation,maintenance,and inspection.

115

M1631590

D2(1)The properties, service range,applications, dimensions, shapes,materials, and other specifications listed inthis catalog are representative or standard
specifications. Due to the conditions of use
or other factor, the selected specificationsof the actual product may differ from thoselisted in the catalog. For details, pleasecontact the nearest sales office.

160

4-M12 Stud bolt
PCD.90d2

Important notes

4-M12 Stud bolt
PCD.90

25EZ-0515

Q90
270

240

280

160680300(3) The information in this catalog may bechanged without notice.

NGK CHEMITECH, LTD.
Main Office735, Shimotomi, Tokorozawa-city, Saitama 359-0001

Tel. (81) 4-2942-1185

Fax. (81) 4-2942-8180

Nagoya Sales Office

2-56, Suda-cho, Mizuho-ku, Nagoya 467-8530

Tel. (81) 52-872-8595

Fax. (81) 52-872-8602

Tokyo Sales OfficeNishi-ikebukuro TS Bldg. 10F, 3-1-15, Nishi-ikebukuro, Toshima-ku, Tokyo 171-0021

Tel. (81) 3-5391-3631

Fax. (81) 3-5391-3635

Osaka Sales OfficeMidosuji Mitsui Bldg. 11F, 4-1-3, Bingomachi, Chuo-ku, Osaka 541-0051

Tel. (81) 6-6206-5810

Fax. (81) 6-6206-5809

Tel. (81) 834-22-9851

Fax. (81) 834-22-9853

Tokuyama Branch Office Tokuyama Asahiseimei Bldg. 3F, 2-18, Miyukidori, Shunan-city, Yamaguchi 745-0034

P1911-300

The EZ series of ceramic pumps are the words firstHighly anti-corrosive zero leak pump.
（Conforms to ISO2858 pump standard）

CERAMICMAGNET
DRIVE PUMPEZSERIES■ COMPOSITE PERFORMANCE CURVES
50Hz area

Excellent sealing performance

2900 rpm

This centrifugal pump has no shaft seal, making it ideal for50

pumping liquids where external leakage is unacceptable.

40

Since the wetted parts are made of ceramics, they haveexcellent corrosion resistance to most chemicals and do notelute ions. Furthermore, there will be no permeation andorganic solvents will not deform it’s body.

1450 rpm

30

Excellent corrosion resistanceTotal head（m）

NGK■CHARATERISTICS

PUMP PERFORMANCE

20

EZ-1017

EZ-0515

EZ-1618

EZ-0817

10

Excellent performance

EZ-1618

8

The can, rotor cover, and other important parts being made of
6fine ceramics (partially stabilized zirconia), it can be used at

EZ-1017

EZ-0817temperatures up to 140°C and pressures up to 11kg/cm2. In

0.05

0.1

addition, the use of ceramic cans eliminates overcurrent heat

0.2

0.5

Capacity（m3／min）

loss due to the rotating magnetic field and improves efficiency
by 7-10%. (Compared to metal cans)

60Hz area
3500 rpm

Excellent performance
The can, rotor cover, and other important parts being made of40

fine ceramics (partially stabilized zirconia), it can be used attemperatures up to 140°C and pressures up to 11kg/cm2. In

30addition, the use of ceramic cans eliminates overcurrent heatEZ-1017

loss due to the rotating magnetic field and improves efficiency

Excellent performance with slurry media
The hardness of ceramics and the unique flushing structure of
the bearing allows slurry to be transferred.

20EZ-1618

10860.05

EZ-1618

EZ-0817

EZ-0515

Total head（m）

by 7-10%. (Compared to metal cans)

1750 rpm

50EZ-1017
EZ-0817
0.1

0.2

0.5

Capacity（m3／min）

CautionThis product is among the restricted producttypes listed in Appended Table 1 of the Export
Trade Control Order. Export requires export
permission based on the Foreign Exchange andForeign Trade Act and other relevant laws.

Temperature range: -10 to 120°C
The heat resistance temperature varies depending on theliquid properties. Please consult with us regarding use attemperatures below -10°C or above 120°C.

–1––2–TYPE

EZ-0817, EZ-1017,EZ-1618■STRUCTURE

CAN and ROTOR COVER: PSZ
The CAN will not have overheating due to eddy
current
THRUST WASHER: Alumina or SiC

The SHAFT and BEARING are mechanicallyconnected to the CAN and ROTOR

THRUST WASHER: Alumina or SiC● CASING:

Ceramic + Cast-iron armor

SHAFT: Ceramic

BEARING：Carbon or SiC

BEARING: Carbon or SiC

Drain hole facilitates maintenance

CAN: Ceramic
ROTOR: Ceramic + Magnet

The original pressure balance structure
reduces the load to the bearing,increasing its durability.

Metal to metal PUMP ASSEMBLYfacilitates centering process

The Back-pull-out structure facilitates the assembly/disassembly process

END COVER: Ceramic + Cast-iron armor‒3‒‒4 ‒

TYPE

EZ-0515■STRUCTURE

Discharge is at the center of the pump.
Avoids deformation caused by piping loadconcentration.

CASING and ENDCOVER:
Ceramic with ductile cast iron armor
enables excellent durability.

EZ-0515 series

REAR CASING: Ceramic + Cast iron armor

The Mini-anti-corrosive zero leak pump
CAN: PSZ
Will not have overheating due toeddy current
BEARING: Carbon or SiC

CASING：
Ceramic + Cast iron armor

ROTOR: Ceramic + Magnet
BEARING SLEEVE:Alumina or SiC

O-RING: FLUORORUBBERDrain hole facilitates maintenance‒5‒

BEARING SLEEVE: Carbon or SiC

The original pressure balance structure reduces the load to thebearing, increasing its durability.

‒6 ‒