The LSR automotive headlamp lens injection mold is a high-precision tooling solution engineered for mass production of optical-grade liquid silicone rubber (LSR) lenses for vehicle front lighting systems. This injection mold for automotive headlamp lenses features a 4-cavity cold runner system with 4 cold nozzles, ensuring uniform material distribution, consistent cavity filling, and minimal LSR waste during high-volume manufacturing. Optimized for optical-grade LSR processing, the mold delivers exceptional light transmittance (>92%), superior weather resistance (-40°C to 120°C operational stability), and compliance with automotive optical standards. Integrated with a vacuum-assisted air blowing demolding system, the silicone injection mold for automotive lighting enables fully automatic, deformation-free part release—boosting production efficiency by 30% while reducing manual handling risks. Constructed with mirror-polished cavities and premium mold steels, this LSR headlamp lens mold guarantees long-term dimensional stability and batch-to-batch consistency for automotive OEMs.
The LSR automotive headlamp lens injection mold is a high-precision tooling solution engineered for mass production of optical-grade liquid silicone rubber (LSR) lenses for vehicle front lighting systems. This injection mold for automotive headlamp lenses features a 4-cavity cold runner system with 4 cold nozzles, ensuring uniform material distribution, consistent cavity filling, and minimal LSR waste during high-volume manufacturing. Optimized for optical-grade LSR processing, the mold delivers exceptional light transmittance (>92%), superior weather resistance (-40°C to 120°C operational stability), and compliance with automotive optical standards. Integrated with a vacuum-assisted air blowing demolding system, the silicone injection mold for automotive lighting enables fully automatic, deformation-free part release—boosting production efficiency by 30% while reducing manual handling risks. Constructed with mirror-polished cavities and premium mold steels, this LSR headlamp lens mold guarantees long-term dimensional stability and batch-to-batch consistency for automotive OEMs.
Mold Information
| Mold Core Material | S136H |
| Mold Base Material | P20 |
| Number of Cavities | 4 |
| Runner Type | Cold Runner |
| Product Name | LSR Automotive Headlight Lenses |
| Number of cold nozzle | 4 |
| Machine Used | TYM-W5058 |
Precision-machined flow channels with pressure sensors ensure equal LSR delivery to all 4 cavities, reducing filling imbalance to <2% and scrap rates to <0.5% for the silicone injection mold for automotive lighting.
Integrated vacuum ports (≤-80kPa) and micro-perforated air blades enable gentle, contactless lens release—eliminating surface scratches and deformation risks common in mechanical ejection systems.
Supports co-injection of clear LSR + colored LSR (e.g., amber turn signal layers) or LSR + hard coating pre-forms, enabling multi-functional lens integration for smart lighting systems.
Cavities are mirror-polished (Ra ≤0.02μm) and coated with diamond-like carbon (DLC) to prevent LSR adhesion, reduce friction, and extend mold life to >500,000 shots for the LSR headlamp lens mold.
A: It delivers optical-grade consistency, 30% faster cycle times, 95% material utilization (vs. 70% for hot runners), and full automation compatibility for IATF 16949 production lines.
A: LSR offers superior UV resistance (no yellowing after 1,000h QUV testing), higher impact strength, and inherent flame retardancy—meeting strict automotive safety standards.
A: Yes. The mold integrates 3D-contoured cavities with ±0.01mm accuracy, compatible with complex geometries like freeform reflectors, micro-lens arrays, and ADB light guides.
A: Routine cleaning of cold nozzles (every 5,000 shots) and DLC coating reapplication (every 200,000 shots) ensure consistent optical performance and mold life.
