← Materials LibrarySilicone
Silicone rubber
Seals, grips, flexible moulded parts, molds.
Properties at a glance
FlexibilityHigh
DurabilityHigh
Water resistanceHigh
Heat resistanceHigh
Ease of workingMedium
Relative costMiddling
Rough comparisons with other materials in this library — not measured specs. Cost is relative only; no prices have been checked.
Strengths
- Very flexible
- Wide temperature range
- Waterproof
Limitations
- Little sticks to it
- Needs moulds to shape
How it's worked
Methods: Mould casting, Sheet cutting
Typical tools: Mould (3D printed or clay), Mixing cups, Scale
Safety
Use skin-safe or food-grade grades only where stated by the manufacturer.
Environmental notes
Long-lasting but hard to recycle.