BODYWORKZ SUPPLY COMPANY

RECOVERY OF GOLD,SILVER AND PLATINUM GROUP METALS
(IT IS BEST TO RECOVER PLATINUM GROUP METALS IN A CLS ELECTROLITIC TANK)

MATERIAL SORTING
IF YOU NEED SUPPLIES GO TO OUR STORE ENTER THE STORE

RECOVERY (SORTING) STEPS FOR GOLD.
PROCESS LIKE MATERIALS IN BATCHES,DO NOT PROCESS MIXED MATERIALS.

THE FOLLOWING STEPS SERERATE GOLD BEARING MATERIALS INTO GROUPS.
IT ALSO EXPLAINS THE METHODS TO USE FOR REFINING THE RECOVERED MATERIALS.

**MATERIAL=NEWER PROCESSORS, PCB FINGERS AND OTHER "HEAVY" GOLD PLATED MATERIALS.
(STEP 1 RECOVERY) SOAK IN A NITRIC ACID BATH TO REMOVE UNWANTED METALS.
(1 CUP SN PER QUART OF SULFURIC ACID/BATTERY ACID)
SILVER CAN BE DROPPED FROM THE LEFTOVER NITRIC BY ADDING NON-IODIZED SALT AFTER YOU ARE DONE WITH THE ACID.(when mixing SN with other acids it will not all desolve)

TIP=IF YOU REFINE USING AQUA-REGIA THE SPENT AR ACID MIX CAN BE USED TO PRE-TREAT NEW STYLE PENTIUM PROCESSORS WITH PLATED PINS AND BOARD FINGERS.
(BE SURE YOU NEUTRALIZE THE AR BATH WITH ENOUGH UREA PRIOR TO DOING THIS)

THE LEFT-OVER GOLD HOLLOW PINS AND FLAKES CAN THEN BE REFINED IN AQUA-REGIA.
THE PROCESSOR BODIES CAN THEN BE CRUSHED AND REFINED IN AR AS A BATCH.
(THERE IS HIDDEN GOLD INSIDE THE PROSESSORS)

IF YOU PREFER TO STAY AWAY FROM THE HARSH AQUA-REGIA ACID YOU CAN ALSO REFINE THE GOLD IN A FRESH NITRIC BATH.
TO DO THIS YOU WANT TO MELT THE GOLD UNDER THE FLUX IN A CLAY CRUCIBLE.
THEN HAMMER OR ROLL THE GOLD THIN AND THEN SOAK IN A HEATED NITRIC BATH.
HEAT THE BATH TO 150-180F.
THIS ALONE WILL YIELD 24kt GOLD,99.99% FINE GOLD,MOST OF THE TIME YOU MAY GET 99.999%.

**MATERIAL=OLDER PROCESSORS WITH SOLID PINS (286/386/486/SMC....ETC...)
EXTERIOR PINS CAN BE REMOVED BY SOAKING IN A NITRIC BATH OR SHEARING THEM OFF MECHANICALLY.
THE RECOVERED PINS ARE READY TO REFINE WITH AR.

IF YOU PREFER TO STAY AWAY FROM THE HARSH AQUA-REGIA ACID YOU CAN ALSO REFINE THE GOLD IN A FRESH NITRIC BATH.
TO DO THIS YOU WANT TO MELT THE GOLD UNDER THE FLUX IN A CLAY CRUCIBLE.
THEN HAMMER OR ROLL THE GOLD THIN AND THEN SOAK IN A HEATED NITRIC BATH.
HEAT THE BATH TO 150-180F.
THIS ALONE WILL YIELD 24kt GOLD,99.99% FINE GOLD,MOST OF THE TIME YOU MAY GET 99.999%.

THE HEAT DISIPATION PLATES NEED TO BE SEPERATED AND REFINED IN AN ELECTROLITIC SYSTEM OR AR.
THE PROCESSOR BODIES CAN THEN BE CRUSHED AND REFINED IN AR AS A BATCH.
(THERE IS HIDDEN GOLD INSIDE THE PROSESSORS)

**MATERIAL=FINES,BENCH SWEEPINGS, OTHER GOLD WITH MINOR IMPURITIES
IF THERE ARE MAJOR IMPURITIES THEN PRETREAT BATCHES IN NITRIC.
IF FINES ARE NASTY FIRST TREAT IN A AQUAEOUS SN BATH(SN+WATER ,1 CUP SN FOR EACH QUART WATER).
REFINE IN AR.
IF YOU PREFER TO STAY AWAY FROM THE HARSH AQUA-REGIA ACID YOU CAN ALSO REFINE THE GOLD IN A FRESH NITRIC BATH.
TO DO THIS YOU WANT TO MELT THE GOLD UNDER THE FLUX IN A CLAY CRUCIBLE.
THEN HAMMER OR ROLL THE GOLD THIN AND THEN SOAK IN A HEATED NITRIC BATH.
HEAT THE BATH TO 150-180F.
THIS ALONE WILL YIELD 24kt GOLD,99.99% FINE GOLD,MOST OF THE TIME YOU MAY GET 99.999%.

**MATERIAL=MIXED MATERIALS ,AND SOLDERED ON PCB COMPONENTS.
FIRST TREAT IN A AQUAEOUS SN BATH(SN+WATER ,1 CUP SN FOR EACH QUART WATER).
THE SODIUM NITRATE AND WATER MIX WILL REMOVE THE SOLDER.
SEPARATE THE CHIPS,CONNECTORS,ECT.

**MATERIAL=TRACE ELEMENTS THAT MIGHT GO INTO THE NITRIC SOLUTION....
IF SILVER OR PALLADIUM WERE PRESENT THEY WILL DESOLVE INTO THE NITRIC ACID LIQUID.
SILVER AND PALLADIUM CAN THEN BE PRECIPITATED FROM THE WASTE LIQUID.

**MATERIAL=PRECIOUS METAL FINES.
FIRST DISSOLVE THE PMF'S IN AQUA-REGIA,HEATING TO 120-180*F  WILL BE REQUIRED FOR PLATINUM.
HEATING SPEEDS UP THE OVERALL DISSOLVE TIME OF ALL METALS.
(ALL FINES SHOULD BE DISSOLVED AFTER A SHORT TIME)

IF YOU PREFER TO STAY AWAY FROM THE HARSH AQUA-REGIA ACID YOU CAN ALSO REFINE THE GOLD IN A FRESH NITRIC BATH.
TO DO THIS YOU WANT TO MELT THE GOLD UNDER THE FLUX IN A CLAY CRUCIBLE.
THEN HAMMER OR ROLL THE GOLD THIN AND THEN SOAK IN A HEATED NITRIC BATH.
HEAT THE BATH TO 150-180F.
THIS ALONE WILL YIELD 24kt GOLD,99.99% FINE GOLD,MOST OF THE TIME YOU MAY GET 99.999%.

**MATERIAL= LIGHTLY PLATED PINS,PLATES,ECT.
LIGHT PLATED ITEMS SHOULD BE RECOVERED/REFINED IN A ELECTROLITIC SYSTEM.

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GOLD,SILVER,PLATINUM AND OTHER PRECIOUS METAL RECOVERY AND REFINING


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Page last updated Feb. 26th 2007