From NABL Fire Assaying Labs to BIS Hallmarking Setups — we engineer the machines that refine the world's precious metals.
Precision Engineering
Quality Assured
N.A. Enterprises, based in Atpadi, Sangli, is a specialist manufacturer of industrial machinery for precious metal refining. We design and fabricate equipment that meets BIS, NABL, and industry standards — trusted by refiners, jewellers, and laboratories across India.
From conception to commissioning, every machine is engineered in-house to handle gold, silver, and allied metals with precision, safety, and durability.
Engineered for every stage of precious metal processing — from raw ore to hallmarked gold.
Every machine is built to your process requirements — capacity, chemical compatibility, and site conditions.
Our setups meet BIS, NABL, and Pollution Control Board norms straight out of the factory.
We deliver, install, commission, and train your team on-site across India.
Our technical team is reachable after installation for maintenance, spares, and upgrades.
Gold Refinery Unit
Silver Refinery
Fire Assay Furnace
Fume Hood System
Hallmarking Setup
Melting Machine
"The gold refinery machine we purchased has been running flawlessly for over a year. Excellent build quality and the team helped us with installation on-site."
"We set up our NABL Fire Assaying Lab with N.A. Enterprises. Their complete lab setup guidance and equipment quality is genuinely impressive."
"Best BIS Hallmarking setup in this price range. Akshay sir was very responsive and helped us clear all our doubts before the purchase."
Tell us your requirement and we'll design the right solution for your operation.