Conveyor mining rubber belts

Technical conditions ТУ У 25.1-31097964.001-2003

APPLICATION: rubber-fabric belts for mining industry are intended for using on the underground conveyors at coal mines, surface complexes and coal-preparation plants for transportation of raw coal and anthracite in pieces up to 500 mm and rocks up to 300 mm.

reztkan eng

 

TECHNICAL DATA

 PHYSICAL-MECHANICAL INDICATORS:
• strength of belt longitudinally, N/mm
630, 800, 1000, 1250,1600,2000
• percent elongation longitudinally at 10%-load, %, no more
2,0
• links strength, N/mm, not less:
  - between facing and carcass
  - between layers

4,5
4,5
• width of belt, mm
650, 800, 1000, 1200, 1400
• thickness of the outward facings, mm
4,0/2,0; 4,5/3,5

 

  FIRE SAFETY INDICATORS OF CONVEYOR BELTS
• average burning time, sec, no more:
  - six examples with facings
  - six examples without facings

7,5
7,5
• oxygen index, %, not less
30
• flammability of belts during rubbing on barrel
not inflame

 

MAIN NOMINAL SIZES

Width, mm
Number of layers
Strength of belt, N/mm
longitudinally
Rated thickness of belt, mm
with facings 4,5/3,5
Rated weight 1 sq. m. of belt, kg
with facings 4,5/3,5
650-1400
3
630
13,4
14,2
4
800
15,2
15,6
5
1000
17
16,8
6
1250
18,8
18,4
   
 
 
1000-1400
4
1600
20
27
5
2000
23
31

BELTS CONFORM TO THE EUROPEAN FIRE SAFETY STANDARDS

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