Polyurethane Vacuum Casting

Vacuum casting in silicone tooling gives injection-mould appearance and function without the tooling cost or lead time. Perfect for pilot batches, rail cabin fittings and rubber gasket profiles in Shore 20A–90A.

At a Glance

Technical Specifications

ProcessVacuum casting in silicone moulds from 3D-printed master
Standard Tolerance±0.30 mm (0.3% with 0.3 mm floor)
Min. Feature Size0.7 mm (1.5 mm recommended)
Max. Part Envelope2000 × 1000 × 950 mm
Mould LifeUp to ~20 copies per silicone tool
Minimum Order Qty1 piece
Prototype Lead Time10–15 working days
Series Lead Time2–3 weeks per batch
Standard FinishHigh-quality moulded surface · paint & texture available

Materials

Available Materials

Rigid PU (ABS-like)

  • Standard ABS-like
  • High-impact
  • Heat-resistant

Flexible / Rubber-like

  • Shore 20A
  • Shore 50A
  • Shore 70A
  • Shore 90A

PP / PE-like

  • Polypropylene-like
  • Polyethylene-like
  • Glass-filled PU

Optical / Special

  • Clear
  • Fire-retardant
  • Food-contact

Start a Project

From drawing to delivery — one supplier.

NDA on request. RFQs acknowledged within 24 hours. Full quotation in 3–5 working days.