ECO GUIDE
Economy Linear Guide joined the lineup!!

we standardized rail length. It is the easiest to use, andFeatures

shortening of time for delivery was realized.

■Standardization of side seal

■Maintenance is simple

To improve dustproof, guide equipped the side seal by theBearings are delivered in the state which Li-soap based

standard. Because the foreign body invasion is prevented

grease is beforehand enclosed with. However, please

more, making to long life can be expected.

supply grease periodically from oil hole of both sides.

■Weight lightening
Lightening the rail was achieved by reviewing height andTypes

the shape of cross section. Weight can be 20% lightened in

1.EGS：

the maximum (compared to our company's products).

This is the standard size series currently most generally■High lubricity

used. This is suitable for electricity, an electron, and a

The lubrication properties have improved more thansemiconductor process industry.

existing product by the grease collecting installation in

2.EGS-S：the ball circulation road, reviewing of the grease supply

This is designed compactly by shortening the length ofroad.

bearings LGS series. And this is suitable to the machine■Compatibility

equipment aiming at a narrow place.

Since

tolerance

betweenbearings

andrails

is3.EGH：

compatibility, gauging mark between a bearing and a railThis is the heavy size series widely used for the middle

is unnecessary. Laborsaving of parts management andweight or heavy weight type machine. This is suitable forshortening of assembly time can be achieved.

auto industry, machine tools, and other special industrial■Prevention of balls omission

machine equipment.

Since this item has structure with prevention of balls

4.EGH-F：omission, there are no bothers about balls omission inThis is a high rigidity type of LGH prepared a flange. Itassembly. However, when you insert a bearing into a rail,

has the structure which can set a bolt from the top or theslide a bearing carefully in parallel.

bottom.

■Extensive standardization of rail length
To be applicable to most of rail length and to become asymmetrical attachment hole pitch in 2 axis parallel use,

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EGS, EGS-S, EGH, EGH-F series
Precision Standards

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The following table1 shows precision standards for
the EGS and EGH series.
C⎛ C ⎞⎟⎟ ･50km
L10 = ⎜⎜⎝ f S･P ⎠(1)

L10: Rated Life km
C: Basic dynamic load rating N
P: Acting radial load N

HfS: Impulse, vibration and/or speed factor; see table2

D

Table2: Impulse, vibration and speed factor
Conditions

AT0

When the reciprocating motion speed is

B

Table1: Precision standards

unit:mm

When the reciprocating motion speed isaccuracy

V=1000mm/sec or less with slight impact or vibration

H tolerance±0.1

When the reciprocating motion speed isH deviation between paired rails

0.03

V=1000mm/sec or more with heavy impact orT0 tolerance±0.1

vibration

T0 deviation between paired rails

0.03

C-face travel parallelism against

D-face travel parallelism against

1～1.5

V=300mm/sec or less without impact or vibration

Item

A-facefS

See Fig1.

1.5～2.0

2.0～4.0

Installation
1.Wipe off the rust prevention oil applied on this guiderail.
2.Do not remove the grease contained (Albania No.2 of Shell

B-faceRadial clearance

0～+0.020

Petroleum) in the housing.

3.Please assemble them in a state to which a bearing isFig1: Travel parallelism

inserted in a guiderail. Even if you extract a bearing from

Travel parallelism (μm)

a guiderail, balls don't fall from the bearing with structureof prevention of balls omission. But if you insert a bearing
into guiderail by force, balls may fall.

4.When you insert a bearing into a rail, slide a bearing
carefully in parallel.

5.A reference plane of a bearing is one flank(grinding side).
Rail length (mm)Reference planes of a guiderail are both flank.

6.If the greased nipple inlet is required to be shifted in theApplicable temperature: -20℃～+80℃

opposite direction, follow the instructions below.

① Remove the grease nipple with a hexagon socket

Rated Lifespanner.

②Remove the filling plug in the grease nipple installation

The rated life of the EGS, EGH series can be calculated

hole on the opposite side with a hexagon socket wrench.

by the following formula.

Then attach a grease nipple.

③Install the removed filling plug into the greased nipple
installation hole on the other side.
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