Unveiling the production process of liquid silicone wrapping molds: from zero to perfect, exquisite craftsmanship

Unveiling the Production Process of Liquid Silicone Molds: From Zero to Perfect

The production of liquid silicone molds is a complex, multi-stage process requiring precision engineering at every step. This article takes you through the complete journey from concept to finished mold.

Stage 1: Design and Engineering

The process begins with detailed part analysis, including geometry, material selection, and production requirements. Mold flow analysis is performed to optimize gate location, runner balance, and venting.

Stage 2: Material Selection

Choosing the right mold steel based on production volume, part material, and surface finish requirements. Common choices include stainless steel for medical molds and hardened tool steel for high-volume production.

Stage 3: Machining

CNC milling, EDM (electrical discharge machining), and precision grinding are used to create the mold cavities with tolerances as tight as ±0.005mm.

Stage 4: Surface Treatment

Polishing, coating, and texturing are applied to achieve the desired surface finish and release properties.

Stage 5: Assembly and Testing

The mold components are assembled, and trial runs are conducted to verify part quality, cycle time, and mold performance.

Stage 6: Maintenance

Regular cleaning, inspection, and preventive maintenance ensure optimal mold performance throughout its service life.