Cover grade

Tensile strength≥

Elongation≥ 

Abrasion≤

Change rate of tensile strength and 

elongation after aging

Mpa

Kgf/cm²

%

mm³

%

High Laceration(H)

24

240

450

120

-25~+25

High Abrasion(D)

18

180

400

100

-25~+25

Ordinary(L)

15

150

350

200

-25~+25

Fabric type

Fabric structure

Fabric s

pecs

Ply thickness

(mm/p)

(N/mm)

Strength series

(mm)

Cover

 thickness

Width

mm

Length

m

Warp

Weft

2ply

3ply

4ply

5ply

6ply

Upper

Lower

Cotton

(CC)

Cotton

(C)

Cotton

(C)

CC-56

1.10

112

168

224

280

336

2-8

1.5-4.5

400-2500

≤300

Polyester cotton

(TC)

Polyester 

cotton

(TC)

Cotton

(C)

TC-70

1.0

140

210

280

350

420

1.5-8

1.5-4.5

400-2500

≤300

Belt carcass

Adhesive strength

Elongation

Between plies

 N/mm

N/mm

Between rubber and carcass

Longitudinal elongation 

at break %≥

Longitudinal

elongation

at reference 

load %≤

Rubber thickness

0.8~1.5mm

Rubber thickness

>1.5mm

Cotton and T/C canvas

≥3.20

≥2.10

≥2.70

10

4.0