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China manufacturers acid and alkali resistant mining black high tensile strength rubber conveyor belt for Chemical industry
acid and alkali retardant conveyor belt:
use cotton canvas, nylon canvas or polyester canvas as belt carcass, with good belt elasticity, good forming performance.The covering rubber is processed by acid and alkali resistant material,has good chemical resistance and good physical properties.
It is suitable for chemical plants, chemical fertilizer plants, paper mills and other industrial plants transporting acidic or other corrosive materials. It can also be used for sea salt production.
covering layer |
Name of index |
Index |
||
before aging |
after aging |
|||
Tensile strength |
14Mpa |
12Mpa |
||
elongation at break |
400% |
340% |
||
Hardness(SHORE A) |
55-70 |
60-75 |
||
Acid-resistant coefficient:(15-25C,24h 40%H2SO4) |
0.8 |
0.8 |
||
Abrasion loss |
1.2m/1.61km |
|||
Through thickness |
bonding strength between cloth and adhsiveplaster |
covering glue>1.5mm |
3.2N/mm |
|
covering glue1.5mm |
2.8N/mm |
|||
bonding strength between interlayers(average vertically) |
3.2N/mm |
|||
elongation at break(vertically) |
10% |
|||
The physical performance of cover rubber:
|
category |
Soaking solution |
Concentration |
Soaking condition |
Rate of change of before and aftersoaking |
|
Specific volumetric dilatation |
Change rate of strength |
||||
A1 |
HCL |
18% |
50C96h |
+10% Following |
-10% within |
A2 |
H2SO4 |
50% |
50C96h |
+10% Following |
-10% within |
A3 |
NaOH |
48% |
50C96h |
+10% Following |
-10% within |
The main products:
CC,NN,EP,Steel cord rubber conveyor belt
Heat Resistant,Cold Resistant,Flame Resistant
Oil Resistant,Acid and Alkali Resistant
Corrugated Sidewall,Bucket Elevator,Endless,Pipe,
Flat,Chevron Rubber Conveyor Belt
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