# Fiberglass (technology)

internal name `fiberglass` · tier 5 (Chemical science pack, [tier 5](https://factorio.kalzumeus.com/tier/5.md))
HTML page: https://factorio.kalzumeus.com/tech/fiberglass/

## Cost

700 units of (1 × [Chemical science pack](https://factorio.kalzumeus.com/item/chemical-science-pack.md), 2 × [pY science pack 2](https://factorio.kalzumeus.com/item/py-science-pack-2.md), 3 × [Logistic science pack](https://factorio.kalzumeus.com/item/logistic-science-pack.md), 6 × [pY science pack 1](https://factorio.kalzumeus.com/item/py-science-pack-1.md), 10 × [Automation science pack](https://factorio.kalzumeus.com/item/automation-science-pack.md)), 120 s each.

## Requires (2)

- [Chemical science pack](https://factorio.kalzumeus.com/tech/chemical-science-pack.md)
- [Epoxy](https://factorio.kalzumeus.com/tech/epoxy.md)

## Leads to (2)

- [Dhilmos - Stage 1](https://factorio.kalzumeus.com/tech/dhilmos.md)
- [Scrondrixes - Stage 1](https://factorio.kalzumeus.com/tech/scrondrix.md)

## Unlocks (4 recipes)

### Fiberglass (`fiberglass`)

- 8 s · tier 5
- Ingredients: 3 × [Glass fibers](https://factorio.kalzumeus.com/item/glass-fiber.md), 5 × [Epoxy](https://factorio.kalzumeus.com/item/epoxy.md), 2 × [Rayon](https://factorio.kalzumeus.com/item/rayon.md), 3 × [Nylon](https://factorio.kalzumeus.com/item/nylon.md), 2 × [Fiberboard](https://factorio.kalzumeus.com/item/fiberboard.md), 300 × [Boric acid](https://factorio.kalzumeus.com/fluid/boric-acid.md)
- Results: 1 × [Fiberglass](https://factorio.kalzumeus.com/item/fiberglass.md)
- Made in: Glassworks MK 01, Glassworks MK 02, Glassworks MK 03, Glassworks MK 04
- Unlocked by: [Fiberglass](https://factorio.kalzumeus.com/tech/fiberglass.md)

### Glass fibers (`glass-fiber`)

- 15 s · tier 5
- Ingredients: 10 × [Sand](https://factorio.kalzumeus.com/item/sand.md), 5 × [Limestone](https://factorio.kalzumeus.com/item/limestone.md), 5 × [Clay](https://factorio.kalzumeus.com/item/clay.md), 3 × [Boron trioxide](https://factorio.kalzumeus.com/item/boron-trioxide.md), 50 × [Refined syngas](https://factorio.kalzumeus.com/fluid/refsyngas.md), 1 × [Sodium sulfate](https://factorio.kalzumeus.com/item/sodium-sulfate.md), 100 × [Molten glass](https://factorio.kalzumeus.com/fluid/molten-glass.md)
- Results: 3 × [Glass fibers](https://factorio.kalzumeus.com/item/glass-fiber.md)
- Made in: Glassworks MK 01, Glassworks MK 02, Glassworks MK 03, Glassworks MK 04
- Unlocked by: [Fiberglass](https://factorio.kalzumeus.com/tech/fiberglass.md)

### Glass fibers (`hotair-glass-fiber`)

- 15 s · tier 5
- Ingredients: 10 × [Sand](https://factorio.kalzumeus.com/item/sand.md), 5 × [Limestone](https://factorio.kalzumeus.com/item/limestone.md), 5 × [Clay](https://factorio.kalzumeus.com/item/clay.md), 3 × [Boron trioxide](https://factorio.kalzumeus.com/item/boron-trioxide.md), 50 × [Refined syngas](https://factorio.kalzumeus.com/fluid/refsyngas.md), 1 × [Sodium sulfate](https://factorio.kalzumeus.com/item/sodium-sulfate.md), 100 × [Molten glass](https://factorio.kalzumeus.com/fluid/molten-glass.md), 50 × [Hot air](https://factorio.kalzumeus.com/fluid/hot-air.md)
- Results: 4 × [Glass fibers](https://factorio.kalzumeus.com/item/glass-fiber.md)
- Made in: Glassworks MK 01, Glassworks MK 02, Glassworks MK 03, Glassworks MK 04
- Unlocked by: [Fiberglass](https://factorio.kalzumeus.com/tech/fiberglass.md)

### Phosphate glass (`phosphate-glass`)

- 4 s · tier 5
- Ingredients: 12 × [Iron oxide](https://factorio.kalzumeus.com/item/iron-oxide.md), 6 × [Crushed quartz](https://factorio.kalzumeus.com/item/crushed-quartz.md), 5 × [Phosphate rock](https://factorio.kalzumeus.com/item/phosphate-rock.md), 50 × [Acetylene](https://factorio.kalzumeus.com/fluid/acetylene.md), 1 × [Sodium sulfate](https://factorio.kalzumeus.com/item/sodium-sulfate.md)
- Results: 1 × [Phosphate glass](https://factorio.kalzumeus.com/item/phosphate-glass.md)
- Made in: Glassworks MK 01, Glassworks MK 02, Glassworks MK 03, Glassworks MK 04
- Unlocked by: [Fiberglass](https://factorio.kalzumeus.com/tech/fiberglass.md)