new backlinks
 

how many days google will take to find new backlinks for a site

It's depend on your backlinks, if your backlinks coming from quality websites, then Google crawlers will not take more time to find out your links and if your backlinks coming form low quality websites, then Google crawlers will take few days to find out your links. So always try to built high quality links that is really good for every websites and also provide some traffic.

Google will crawl your backlinks, if they are approved link and do follow.

It depends on your backlink quality. There is a term used indexing, if you index your backlinks then search engines will crawl it as soon as possible, but if you are not indexing your website after creation then it takes time to get crawled by search engine. If you create backlinks in high page ranked and popular website then your backlinks get indexed quickly.

You can use ping website services to speed it up.