How to get margin amount from zerodha.?

My total stocks worth is 10,000/- rs. I wanna trade in intraday now, so how much margin amout should i will get. And how can i get this margin amount from zerodha. Will you please explain about this.

Collateral margin facility on your holdings , you’ll get margin against those shares after the exchange prescribed haircut. For example, if you have stocks worth Rs. 10,000 in your account and if the exchange prescribed haircut is 15%, then the collateral value of your stocks will be Rs. 85,00.