We know when conveyor belt damaged , scratched or torn, we have to repair it with repair strip, 

but how to use repair strip correctly and efficiently? Definitely, to a new comer in the repair 

industry, you will need a guidance.

Meanwhile, in the forward passage “conveyor belt repair”, we have introduced how to repair a 

conveyor belt, you can take a check.

Methods for rubber conveyor belt repair  

1. First of all, we will mark the damaged parts,this is for choosing the appropriate repair 

strip, we will cut the repair strip according to the size of damaged parts, make sure that repair 

strip should be 4cm larger than the damaged parts.

2. Use the angle grinder L1202 accompany with tungsten carbon buffing disc to grind the damaged 

parts, grinding parts should present a certain radian and no protrusion points.

3. Mix cold vulcanizing glue SK313 with hardener according the ratio 100:4, grinding parts should 

brush the mixture twice, first brush should be entirely dry(at least 30 minutes, however the 

metal surface at least need a hour). Then the second brush. However the repair strip should brush 

once only, when both of them have little stickness ( test with finger back), we can glue them.

4. Repair strip should glue along with the marked line from one side to the other side, after 

finishing all, use the roller stitcher press from inside to outside, after compaction, we can 

realize the repair.

Attentions:

1. If the damaged parts sunken seriously, we will advice filling them with T2 system, then use 

the repair strip.

2. Conveyor belt repair parts should brush the cold vulcanizing adhesive mixture twice and repair 

strip whose semi-cured layer will brush once only.

3. Cold vulcanzing adhesive Sk313 and hardener will mix according to 100:4, and the amount will 

choose according to the size of damaged parts and avoid the Sk313 solidify and waste.