Refinery & Processed TunchBIS Certified LabAhilyabai Chowk, Kalyan (W)

Gold Refinery (गोल्ड रिफायनरी)

Rajendra Tunch & Computer Testing Refinery operates an industrial precious metals gold refinery in Kalyan (W). We refine old scrap gold jewelry, polishing dust, karigar filings, and impure gold alloys into 99.9% (999.0 fineness) pure 24K gold bullion.

Turnaround

Same Day

Purity Accuracy

99.90% Pure 24K

Lab Facility

Kalyan (W)

Inquire / Book Slot +91 9920435453 WhatsApp

Facility 1: Ahilyabai Chowk • Facility 2: Gheladevi Chowk, Kalyan (W)•Direct Helpline: +91 9920435453

Refinery & Processed Tunch

✦ Precision Lab Tested

100% Confidential

Procedural Methodology & Scientific Analysis

About Our Gold Refinery (गोल्ड रिफायनरी) Service

Gold Refining is the chemical, electrochemical, and thermal process that separates pure elemental gold from base metals (copper, zinc, nickel, cadmium) and other precious elements. Our modern refining techniques maximize recovery yield, ensuring you get the absolute maximum fine gold return from your workshop sweepings and scrap ornaments.

Standard 3-Step Testing Protocol

Sample Ingestion

Ultrasonic cleaning and 5-decimal electronic micro-balance weight recording.

Spectrometry / Assay

XRF non-destructive multi-element scan or certified fire assay titration.

Digital Tunch Report

Instant printed report with exact karatage, gold purity %, and barcode tag.

All tests are performed strictly in compliance with national precious metal purity standards and standard metallurgical calibration routines.

Proven Excellence

Why Choose Rajendra Tunch for Gold Refinery (गोल्ड रिफायनरी)?

Discover what makes our Kalyan assaying laboratory the trusted choice for jewellers, banks, and private clients.

Core Advantages & Assurances

4 Key Criteria

Advanced multi-stage chemical aqua regia and induction precipitation recovering up to 99.99% of fine gold with minimal burn loss.

The RTL Promise & Conclusion

Trust & Precision in Every Test

"Transform your workshop scrap, old jewellery, and polishing dust into liquid 99.9% fine gold. Visit Rajendra Tunch & Refinery at Ahilyabai Chowk, Kalyan (W) or contact Ganesh Deshmukh at +91 9920435453 for bulk lot refining quotations."

Government Standard Certified Assayers

Rajendra Touch Lab (RTL) Kalyan

Direct Lab Consultation