Fabric
structure

Fabric
spece

Ply
Thickness
(mm/p)

(N/mm)
Strength series

(mm)
Cover thickness

Width
mm

Length
mm

Warp

Weft

2ply

3ply

4ply

5ply

6ply

Upper

Upper

Nylon
(NN)

Nylon
(N)

Nylon
(N)

NN-100

0.75

200

300

400

500

600

1.5～12

0～4.5

400～2500

≤300

NN-150

0.8

300

450

600

750

900

NN-200

0.9

400

600

800

1000

1200

500～2500

NN-250

1.15

500

750

1000

1250

1500

NN-300

1.25

0

900

1200

1500

1800

NN-400

1.45

0

0

1600

2000

2400

800～2500

NN-500

1.55

0

0

2000

2500

3000

Between Plies
N/mm

N/mm
Between rubber and carcass

 Elongation

Covering thickness
0.8-1.5mm

Covering thickness
>1.5mm

Longitudinal
elongation at break
% ≥

Longitudinal elongation
at reference load
% ≤

All the sample average ，N/mm,≥

4.5

3.2

3.5

All samples minimum peak
，N/mm,≥

3.9

2.4

2.9

10

4

   Note: All samples shall not exceed the peak values 20N/mm

Tensile strength
≥

Elongation
≥

Abrasion
≤

Change Rate of tensile strengh
and elong after aging

Mpa

Kgf/cm2

%

mm3

%

Strong designated-type working conditions(H)

24

240

450

120

-25～+25

Strong wear working conditions (D)

18

180

400

100

-25～+25

General working conditions Light(L)

15

150

350

200

-25～+25