Product Overview Shenzhen Sunmy Hardware Co., Ltd. delivers high-precision, engineering-grade plastic injection molded automotive components designed to fulfill rigorous OEM and aftermarket standards. Utilizing advanced injection molding techniques, our products—ranging from intricate internal structural housings to robust exterior aerodynamic guards—exhibit superior structural integrity, dimensional stability, and flawless surface finishes. Every component is completely customizable to match your exact CAD drawings, ensuring seamless integration into your specific automotive assemblies.
Process & Manufacturing Insights Our injection molding workflow leverages state-of-the-art machinery and premium-grade mold bases to guarantee high efficiency and zero-defect output. We deploy high-tonnage precision injection machines alongside multi-cavity hot/cold runner configurations optimized for complex geometries. Key technical aspects include:
• Advanced Material Processing: Expert handling of technical polymers (ABS, PP, PA6, PA66, Acrylic, etc.) to achieve targeted mechanical strengths, impact resistance, and thermal performance.
• Premium Tooling Engineering: Utilizing high-durability mold steels such as S136, NAK80, and 718 to maximize tool life, prevent flash, and uphold strict dimensional tolerances.
• Scientific Molding Parameters: Computer-monitored injection pressure, temperature profiles, and holding times prevent warpage, weld lines, and sink marks.
Key Specifications
Specification Parameter
Technical Details / Capabilities
Manufacturing Process
Plastic Injection Molding
Product Material Options
ABS, PP, PS, PE, PVC, PA6, PA66, Acrylic (PMMA), etc.
Mould Core/Base Material
P20, 718, 738, NAK80, S136, 2738, 2316
Mould Life Expectancy
250,000 to 300,000 Shots (High-Volume Production Upgradable)
Cavity Configuration
Single Cavity / Multiple Cavity (Optimized per design)
Surface Treatment
Texture (VDI/MT), Matte Finish, High Gloss, Heat Treatment, Painting
Supported Drawing Formats
PDF, CAD, 3D STEP, STP, DXF, X_T, PNG
Industry Applications
Automotive, Motorcycles, Industrial Machinery, Electronics, Medical, Household
Quality Certification
ISO9001:2015 Registered Manufacturing System
Product Dimensions
100% Fully Customized Based on Client Blueprints & Samples
Key Features & Corporate Advantages
100% Bespoke Customization: We do not offer rigid catalog parts. From initial 3D prototypes to complex mold manufacturing and final high-volume production runs, every step is fully customized to your specific design guidelines.
Exceptional Dimensional Accuracy: Our precise tool construction guarantees tight tolerances, perfect clip alignments, and flawless mating interfaces for multi-part automotive assemblies.
Industrial-Grade Durability: Selected premium polymers ensure our parts excel under demanding environmental stressors, offering high impact resistance, anti-aging properties, and heat resistance.
Robust Development Partner: As a leading hardware and plastic manufacturer, Sunmy Hardware provides seamless engineering support, proactive Design-for-Manufacturing (DFM) reviews, and turnkey production logistics.