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Refinery Knowledge Hub

Practical notes for jewellers, refiners, hallmarking centres, and assay laboratories.

Latest Guides

Insights From the Workshop

Helpful articles on equipment selection, compliance, operation safety, and plant planning.

Gold Refining

How to Choose the Right Gold Refinery Machine Capacity

12 Jan 2025

Understand batch size, chemical handling, fume extraction, heating control, and expansion planning before selecting a refinery setup.

Discuss Your Requirement
Hallmarking

What a BIS Hallmarking Centre Needs Before Inspection

28 Jan 2025

A quick overview of lab layout, testing equipment, documentation flow, safety provisions, and operator readiness.

Plan a Setup
Fire Assay

Essential Equipment for a NABL Fire Assaying Laboratory

09 Feb 2025

From muffle furnaces and cupellation furnaces to analytical balances, fume hoods, furniture, and consumables.

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Safety

Why Acid Fume Scrubbing Is Critical in Refinery Labs

21 Feb 2025

Good ventilation protects operators, improves equipment life, and supports Pollution Control Board compliance.

Ask an Engineer
ETP

Planning Effluent Treatment for Precious Metal Refining

05 Mar 2025

A practical look at pH neutralisation, filtration, metal recovery, and safe handling of refinery wastewater.

Explore ETP Plants
Maintenance

Daily Checks That Keep Refinery Machines Running Longer

18 Mar 2025

Simple operator routines for tanks, heaters, scrubbers, blowers, seals, electrical panels, and process vessels.

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Need guidance for your next setup?

Our team can help you select the right machine, lab layout, and compliance-ready accessories.