PRODUCT DESCRIPTION
Lot of 4 vintage substrates with high-quality gold-plated grid surfaces.
These substrates were originally used in early microelectronics and hybrid circuits and feature a dense gold grid pattern, ideal for:
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Precious metal recovery
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Gold refining
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Electronics collectors
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Display or educational purposes
Each piece is made from durable ceramic with a full-surface plated gold grid structure. Extremely hard to find in this condition and quantity.
✔ 4× gold-plated substrates
✔ High-quality gold plating
✔ Large surface area for recovery
✔ Vintage microelectronics components
✔ Only this listing includes this rare set
gold-plated substrates
SPECIFICATIONS
Quantity: 4 pieces
Material: C base with gold-plated grid surface
Condition: Vintage, used
Use: Gold recovery, collection, display, precious metal refining
Rarity: Very rare – available only in this listing

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