China Injection Mould for A-Pillar Panel - High-Quality Factory Suppliers for Automotive Components
Product Overview
A-pillar panel injection molds are core tools in automotive interior manufacturing. Through injection molding, molten plastic raw materials are injected into a mold cavity, where they cool and solidify into the A-pillar panel. The mold uses P20 steel (cavity/core material) and a 45# mold base, equipped with a water-cooling system, a pin-type ejector, and a double-groove design to ensure precise demolding of complex structures (such as overlapping surfaces and hooks). Combined with low-pressure injection molding technology (0.15–4MPa), it can be used to composite mold non-woven fabric or PVC skin, balancing decorative, sealing, and electronic component protection functions, adapting to the needs of multiple vehicle models.
Product Features
High-precision Molding
◎ Complex structures are handled using mechanisms such as oblique blocks and lateral sliders to ensure dimensional accuracy and surface quality.
High-efficiency Production
◎ The water-cooling system accelerates the cooling cycle, and the pin-type ejector + ejector plate improves demolding efficiency, supporting mass production.
Process Adaptability
◎ Low-pressure injection molding (0.15–4MPa) enables composite molding of fabric/PVC and plastic, enhancing sealing and weather resistance.
Durability
◎ The P20 steel material is wear-resistant, and the 45# mold base provides structural strength, making it suitable for the harsh environment of automotive interiors (impact-resistant, moisture-proof, and corrosion-resistant).
Flexible Expansion
◎ The double-tooth (right tooth + left tooth) design is compatible with multiple vehicle models, the side door structure facilitates maintenance, and it can expand the protection function of electronic components.
Use Cases
Automotive Interior Manufacturing
It is specifically designed for the production of interior trim panels for A-pillars, B-pillars, etc., to meet the requirements of aesthetics, lightweighting, and functionality.
Multi-Model Compatibility
By adjusting the mold structure, it can be adapted to the A-pillar structure of different car models (such as curved surfaces and buckle positions).
Function Integration
By combining low-pressure injection molding technology, A-pillar assemblies with non-woven fabric/PVC skin are produced, integrating electronic components (such as sensors and wiring harnesses) for protection.
Technical Parameters
| Cavity Material | P20 steel |
| Core Material | P20 steel |
| Mould Base Material | 45# |
| Ejection System | Pin ejector and ejection plate |
| Number of Cavity | 2 cavities (right + left) |
| Gate | Hot runner system + Normal side gate |
| Cooling System | By water |
Conclusion
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