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The polyester conveying belt is also called EP conveying belt.It’s frame work material is the polyester canvas inter woven with meridian terylene and latitudinal polyamide fiber.It is characteried with excellent endurance,good water-resistance,no lowering of strength in humidity,mildew-proof,and high load of intial models.It is applicable to convey materials in medium and long distance,with high-load and at high speed.
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Fabric
type
|
Fabric
structure
|
Fabric
specs
|
Ply
thickness
(mm/p)
|
STRENGTH SERIES(N/mm)
|
Cover
thickness
|
Width
(mm)
|
Length
m
|
|
Warp
|
Weft
|
2ply
|
3ply
|
4ply
|
5ply
|
6ply
|
upper
|
lower
|
|
Polyester
(EP)
|
Polyester
(EP)
|
Polyamine
(P)
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EP-80
|
0.6
|
160
|
240
|
320
|
400
|
480
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1.5-12
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0-4.5
|
400-2200
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<300
|
|
EP-100
|
0.75
|
200
|
300
|
400
|
500
|
600
|
|
EP-150
|
1.00
|
300
|
450
|
600
|
750
|
900
|
|
EP-200
|
1.10
|
400
|
600
|
800
|
1000
|
1200
|
500-2200
|
|
EP-250
|
1.25
|
500
|
750
|
1000
|
1250
|
1500
|
|
EP-300
|
1.35
|
600
|
900
|
1200
|
1500
|
1800
|
800-2200
|
|
EP-350
|
1.45
|
|
1050
|
1400
|
1750
|
2100
|
|
|
|
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EP-400
|
1.55
|
|
|
1600
|
2000
|
2400
|
|
|
1000-2200
|
|
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EP-500
|
1.70
|
|
|
2000
|
2500
|
3000
|
|
|
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Cover properties of the of the belts
|
Cover grade
|
Tensile strength>
|
Elongation>
|
Abrasion<
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Change rate of tensile strength and the elongation after aging
|
|
MPa
|
%
|
Mm3
|
%
|
|
H
|
24
|
450
|
120
|
-25 – 25
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D
|
18
|
400
|
100
|
-25 – 25
|
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M
|
15
|
350
|
200
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-25 – 25
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|
L
|
10
|
300
|
300
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-30 – 30
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Adhesion and elongation of the belt
|
Belt
Carcass
|
Adhesion strength
|
elongation
|
|
Between piles n/mm
|
Between rubber and canvas n/mm
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Longitudinal elongation at break>%
|
Longitudinal elongation at reference load<%
|
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Rubber thickness<1.5mm
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Rubber thickness>1.5mm
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EP CANVAS
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>4.5
|
3.2
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>3.5
|
10
|
4.0
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