HISAKA PLATE HEAT EXCHANGER

Gasketting Manual

Model-LX

1. Plate Heat Exchanger (PHE) / Arrangement of heat transfer plate
PHE’s plate pack consists of Heat transfer plate and Plate gasket.
The first heat transfer plate between S-Frame, L-Frame, C-Frame and E-Frame is called “D-Plate”. The end plate is called “E-Plate”.
Plates between D-Plate and E-Plate are called “Channel Plate”. Plate arrangement shall follow the below illustration.
First and end plate in the table below shows the case of A-Plate.
First plate
Channel plates
End plate
Trapezoidalflow

No flowFlow

Flow

Flow

Flow

Flow

No flow

Diagonalflow

No flow

Flow

Flow

B-PlateA-PlateRefer to section“D-Plate”
for gasket installation.

Flow

Flow

Flow

B-PlateA-PlateRefer to section“Channel-Plate”
for gasket installation.

No flow

Front side Back side
Refer to section“E-Plate”
for gasket installation.

・Gasket has each type, style, size and setting position depend on PHE models.
・For gasket installation, refer to the manual “12-3-2 Replacement of Plate Gasket”.
・Refer to Mixed Gasket Materials Manual for Several Composition Materials.
・For checking the model of the device you are using, refer to the manual "7 Model Description ".
Note1) When purchase gaskets from our company, make sure the latest information because shape of gasket may change without
prior notice.
2. Type and name of heat transfer plate and gasket.

Channel-Plate (trapezoidal flow)
Common structure for all model (Excluding LX-90D)
B-Plate with gasket
A-Plate with gasket

P-1

PLATE (4-HOLES)

G-2-1

PLATE GASKET

Channel-Plate (diagonal flow)
LX-90D

B-Plate with gasket

A-Plate with gasket

protrusion

protrusion

P-1
PLATE (4-HOLES)
G-2-2
PLATE GASKET (DIAGONAL FLOW)
Note2) The diagonal flow gasket is used upside down. When attaching, check the marking position and pay attention to the reverse
direction. In the case of A plate, the mark “A” on the protrusion shall be the surface.
D-Plate
LX-10
LX-00

Gasket material: Rubber

4-HolesNozzle connection material: Rubber
4-Holes

Without holes

Without holes

Nozzle connection material: Metal
4-Holes

Gasket material: TCG(PTFE cushion gasket)
4-HolesLX-20

LX-40

4-Holes / Without holes

LX-30, 50S

4-Holes / Without holes

LX-90, 90D

4-Holes

Without holes

LX-50
4-Holes

Without holes

Without holes

H:Hole B:BlindP-1
PLATE (4-HOLES)
G-3-1
P-2
PLATE (WITHOUT HOLES)
G-5
G-1-1
D GASKET
G-5-3
G-1-2
DA GASKET
G-6
G-1-3
DB GASKET
G-6-13
G-1-4
D-A GASKET
G-6-14
G-1-5
D-B GASKET
Note3) D-Plate in the table above shows the case of A-Plate.
Note4) For dimensions of G-5, refer to "3. S Distance (G-5) Dimension Table".

E GASKETS DISTANCE Note4)
T DISTANCE

E-Plate
LX-10LX-00

Gasket material: TCG(PTFE cushion gasket)

Gasket material: Rubber

4-Holes

4-Holes

4-Holes

Without holes

Without holes

LX-20

LX-40

4-Holes

4-HolesNote6)

Without holes

Note6)

Without holes

LX-30, 50S

LX-90, 90D

4-Holes

Without holes

LX-50
4-Holes

Without holes

Without holes

H:Hole B:Blind
P-1
PLATE (4-HOLES)
P-2
PLATE (WITHOUT HOLES)
G-1-2
DA GASKET
G-1-3
DB GASKET
G-1-4
D-A GASKET
G-1-5
D-B GASKET
G-2-1
PLATE GASKET
G-3-1
E GASKET
G-4-1
E NOZZLE GASKETG-5
S DISTANCE Note7)
G-5-4
G-6
G-6-13
T DISTANCE
G-6-14Note5) E-Plate in the table above shows the case of A-Plate.
Note6) E-Nozzle gasket is no required when nozzle connection material is rubber covering.
Note7) For dimensions of G-5, refer to "3. S Distance (G-5) Dimension Table".

3. S Distance (G-5) Dimension Table
Model

D-Plate / E-Plate

Holes

Dimension [mm]Number

LX-00

D-Plate / E-Plate

4-Holes / Without holes

4002640

2210

4120

2470

2210

4470

2210

4470

2210

4470

2470

22104910

2270

4250

2770

2300

4Without holes

77024-Holes / Without holes

1180
390

24106042050
1060

2422450420
450

242

D-Plate4-Holes（Nozzle : Rubber）

LX-10

Gasket :Rubber

Without holes
D-Plate（Nozzle : Meta）

E-PlateGasket :
TCG

LX-20

LX-30

LX-40

4-Holes / Without holes
4-Holes / Without holes
4-Holes

D-Plate / E-Plate

Without holes

D-Plate4-Holes / Without holes

E-Plate4-Holes / Without holes

D-Plate / E-Plate

D-Plate4-Holes

E-Plate
LX-50

D-Plate / E-Plate

N/A4-Holes
Without holes

LX-50S

D-Plate / E-Plate

4-Holes
Without holes

800
2740
41060
2D-Plate / E-Plate740
4LX-90(D)Without holes
1370
42104404Note8) Cut according to the dimensions in the table, and attach according to the figure in "2. Type and name of heat transfer
plate and gasket."
Note9) Notation is a representative dimension. Please install the small parts according to the actual product.
Note10) For other product information and inquiries, please refer to our website and "2 Operation and Maintenance Manual".
（HP：https://www.hisaka.co.jp/english/）4-Holes

HE-ME-0017R5
2023.3. HSK