Specific Applications
The Door Panel Mold for BYD Yangwang U8 is used to produce:
Front door interior trim panels (left & right)
Rear door interior trim panels (left & right)
Core Functions
1. Forms the complete structural and cosmetic geometry of the U8 door panel in a single-shot cycle.
2. Multi-cavity (family mold) layout enables simultaneous production of paired or symmetrical components, reducing per-part cycle cost.
3. Integrated cooling line network (visible fittings on mold exterior) regulates mold temperature to control warpage and cycle time.
4. Slide and lifter mechanisms (controlled via the red limit switches shown) release undercut features — window switch pockets, cable pass-throughs, and clip bosses — without damaging the molded part.
5. Ejector pin system ensures clean, mark-free part release from Class-A visible surfaces.
6. Hot runner or cold runner gating system (specified per customer requirement) for controlled resin flow and minimized waste.
Technical Parameters
| Mold Base Material |
P20 / 718H pre-hardened steel; core/cavity: S136 or H13 for high-wear zones |
| Cavity Configuration |
Multi-cavity family mold |
| Recommended Clamping Force |
1,300–2,000 tons |
| Runner System |
Cold runner or hot runner |
| Cooling System |
Direct-drilled cooling channels with quick-connect fittings |
| Ejection System |
Pneumatic/hydraulic-assisted pin ejection |
| Expected Mold Life |
300,000–500,000 shots (P20 base) / 800,000+ shots (S136/H13 inserts) |
Solving Customer Pain Points
1. Warpage and sink marks on large flat panels: addressed through balanced multi-point cooling channel design and optimized rib/wall thickness ratios, verified via Moldflow before steel is cut
2. Long lead times delaying vehicle program launch: door panel mold base pre-stocking and parallel CNC/EDM machining across the 4 mold sets shortens delivery
3. Inconsistent part dimensions across cavities: shared base-plate machining and matched core/cavity fitting keep cavity-to-cavity variation within ±0.05 mm
4. High scrap rate from difficult undercut release: engineered slide/lifter mechanisms with position-verified limit switches (red indicators visible in image) prevent premature ejection damage
Q1: What vehicle model is this Door Panel Mold for BYD Yangwang U8 designed for?
A: It is specifically engineered for the door interior trim panels of the BYD Yangwang U8. Cavity geometry is built to the released BYD engineering data for this program.
Q2: Can the Door Panel Mold be modified for other models?
A: The core structure and base can often be adapted through insert changes if the target panel shares similar mounting points and dimensions, but a full engineering review is required before quoting a derivative tool.
Q3: What resin materials are recommended for parts produced from this mold?
A: PP-based compounds with talc or EPDM reinforcement are most common for door trim panels due to their balance of impact resistance and low warpage; ABS/PC blends are used where higher surface gloss or rigidity is required.