Standards:
GB/T7984-2001 idt ISO9001:2000 standard.
Features:
Good flexibility, groove formation property and cost-effective. It is mainly used to transport powder,
small and medium granular or less wearing material and some other articles to the belt at
common temperature.
Structure:
It uses multi-layer cotton canvas or terylene cotton canvas as carcass and finished through the
processes of calendering, firming and vulcanizing, etc.
Types:
Cotton canvas type and terylene cotton canvas type, there are also some kinds of cold resistance
Cover Physical and Mechanical Properties
|
Item |
Cover type and Property | ||
|
H |
D |
L | |
|
Tensile Strength Mpa¡Ý |
24.0 |
18.0 |
15.0 |
|
Elongation of Breaking % ¡Ý |
450 |
400 |
350 |
|
Changing rate for tensile strength
Elongation at breaking after Ageing 70¡æx168h % |
+-25 |
+-25 |
225 |
|
Wear away quantity mm3 |
120 |
100 |
200 |
|
Note : type H is for high tear condition, D for high abrasion condition, L for ordinary condition. | |||
Product Specification:
|
Fabric Structure |
Fabric material |
No. of fabric plies |
Width
mm |
Length
mm |
Cover thickness
mm | ||
|
Warp |
Weft |
Top |
Bottom | ||||
|
Cotton Vanvas |
Cotton |
Cotton |
3-12 |
300-2000 |
100000 |
3.0-6.0 |
1.5-4.5 |
|
Terylene Cotton Canvas |
Terylene
Cotton |
Cotton |
3-12 |
300-2000 |
100000 |
3.0-9.0 |
0-4.5 |
|
Note: Belt Cover thickness, fabric ply and length can be made upon clients request. | |||||||
Adhesive Strength Between Fabric Plies
|
Item |
Between fabric |
Cover between Carcass | |
|
Cover thickness
0.8mm-1.5mm |
Cover thickness
¡Ý1.5mm | ||
|
Ave of all test pieces, N/mm¡Ý |
3.2 |
2.1 |
2.7 |
|
Peak Min. of all test pieces, N/mm¡Ý |
2.7 |
1.6 |
2.2 |
|
Note: Peak Max. of all test pieces =20N/MM | |||