Old or new heat sink not available

Jul 7, 2018
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Laptop :Acer Aspire 5100-5674
Copper pipe of heatsink has hairline crack.
The part -old or new -not available in India.
Suggest any alternative.
 
Solution
If you can solder, you could very carefully drop a line over the crack. If not, find a repairer who can.

Don't run the machine until that's fixed because overheating is a terminal illness for a laptop.