Bio cutting oil

What is the purpose of cutting oil in the manufacturing process?

It will help to reduce friction, heat reduction.

Why is biodegradable oil used for industrial purposes?

The oils-based minerals, petroleum products have adverse effects on human health. But biodegradable oils are more eco-friendly.

Which are the types of biodegradable cutting oils available in the market?

The types vary as per the brands.  The two types from which the biodegradable cutting oil is extracted are Jatropha and Pongamia.  The cutting oil from neem is an antimicrobial property that inhibits microbial contamination.