Part · discovery

Glass bath untreated witness stock

Prepared untreated sheet/cut-edge witness lots with recorded incoming glass state and matched hold-out controls, made before salt-bath construction/commissioning; not strengthened or accepted cover glass.

Discovered · unresearchedClosure: OpenInventory incomplete

Capability requirements and tolerances

Consumer-specific numerical targets, quantities and acceptance limits remain open or incompletely reviewed. No smartphone-grade suitability is claimed. Distinct capability tiers require their own making route and qualification.

Making steps · draft selected for navigation; not a validated fabrication specification.

Known Parts and Tools

The selected route supplies this page's inventory and the map's dependency links from one record. Further requirements may be missing; review flags do not prove physical suitability.

Requirement	Role	Use	Relationship status
Aluminosilicate glass sheet	Part	consumed feedstock	Cycle-checked; compatibility unknown
Glass sheet cutting and sizing equipment	Tool	reused tooling	Cycle-checked; compatibility unknown
Lens polishing	Tool	reused tooling	Cycle-checked; compatibility unknown
Abrasive stones	Tool	reused with consumed replacement allocation	Cycle-checked; compatibility unknown
Optical polishing compound stock	Part	consumed operation stock	Cycle-checked; compatibility unknown
Pure water	Part	consumed operation stock	Cycle-checked; compatibility unknown
Cleaning equipment	Tool	reused tooling	Cycle-checked; compatibility unknown
Glass rinse drying and transfer equipment	Tool	reused tooling	Cycle-checked; compatibility unknown
Dimensional instruments	Tool	verification	Cycle-checked; compatibility unknown
Optical instruments	Tool	verification	Cycle-checked; compatibility unknown
Chemical compatibility test fixture	Tool	verification	Cycle-checked; compatibility unknown
Containers	Tool	reused stock/waste handling	Cycle-checked; compatibility unknown
Dry storage cover	Tool	reused protected storage	Cycle-checked; compatibility unknown
Chemical protection equipment	Tool	reused protection	Cycle-checked; compatibility unknown
Metalworking protection	Tool	reused protection	Cycle-checked; compatibility unknown
Chemical effluent collection equipment	Tool	reused waste collection	Cycle-checked; compatibility unknown
Ventilation	Tool	reused utility	Cycle-checked; compatibility unknown
Workshop surfaces	Tool	reused support	Cycle-checked; compatibility unknown

Making outline

Wet abrasive-size and edge-finish actual untreated incoming glass sheet into matched first-bath witnesses and untreated hold-out controls, rinse, dry and protect with recorded incoming state
Detailed procedure and acceptance remain unresearched.

What remains unresolved

Manufacture, quantities, suitability and complete inventory remain unreviewed.
Current memory-first method needs source and compatibility review.

Canonical reuse assessment

{
  "checked": [
    "aluminosilicate-sheet",
    "glass-optical-reference-coupon-stock",
    "glass-destructive-test-specimen-stock",
    "display-process-test-coupons"
  ],
  "decision": "Distinct earlier temporal state: untreated bath commissioning witnesses and controls, unlike low-residual-stress optical calibration/prism stock or strengthened destructive tester lots. Same raw sheet source can supply the actual witnesses; thermal/chemical history must be recorded."
}

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Used by

Items that directly require this item in their selected inventory.

Glass strengthening bath

Paths from Smartphone

These routes together include every item that can lead from Smartphone to this item. Repeated path combinations are collapsed; recipes are omitted.

Shortest route: Smartphone → Cover glass → Glass strengthening bath → Glass bath untreated witness stock

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