News
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China Top 10 Modified Engineering Plastics Manufacturer KUMHO SUNNY Showcases Innovation at CHINAPLAS
As a driver settles into the cockpit of a modern electric vehicle, the seamless, matte-finish dashboard and the intricate, lightweight components of the center console provide a sense of refined luxury and safety. In the kitchen, a high-end coffee maker operates quietly, its housing remaining coo...Read more -
Which Plastic Material Best Prevents Fading and Chalking in Exterior Car Parts？
1. Executive Summary: A Turning Point for Automotive Exteriors In the rapidly evolving landscape of the global automotive industry—driven by electrification, intelligence, and sustainability—the selection of materials for exterior components is undergoing a quiet yet revolutionary transformation...Read more -
How to Meet Strict Automotive VOC Standards with Ultra-Low Emission Plastics?
Executive Summary The automotive industry stands at a critical juncture where the definition of vehicle quality has fundamentally expanded. No longer defined solely by horsepower, fuel efficiency, or exterior aesthetics, “quality” in the modern automotive context is increasingly deter...Read more -
Can Recycled Plastics Meet the Mechanical Requirements of Automotive Parts ?
Executive Summary The automotive industry is currently navigating its most profound transformation in a century. While the electrification of the powertrain dominates headlines, a quieter, equally critical revolution is occurring in the materials sector. For decades, the industry operated on a li...Read more -
Troubleshooting Common Defects in PC/ABS Injection Molding
A Scientific Molding Approach to Stabilizing the Process Window and Reducing Scrap Author: Senior Technical Service Engineer, Kumho Sunny R&D Center Category: Injection Molding / Process Optimization / Defect Analysis Read Time: 12 Minutes Abstract Polycarbonate/Acrylonitrile Butadiene Styren...Read more -
How to select flame retardant PC/ABS for EV battery pack components?
Balancing Hydrolytic Stability, Thin-Wall V-0 Performance, and Chemical Resistance in High-Voltage Systems Author: Principal Material Scientist, Kumho Sunny R&D Center Category: EV Battery Systems / Flame Retardancy / Polymer Chemistry Read Time: 12 Minutes Abstract The electrification of the...Read more -
How to Reduce Squeak and Rattle in Automotive Interiors with Modified Plastics?
A Tribological Approach to Eliminating the “Stick-Slip” Phenomenon in the EV Era Author: Senior Material Engineer, Kumho Sunny R&D Center Category: NVH Solutions / Automotive Interiors / Material Science Read Time: 10 Minutes Abstract As the automotive industry pivots toward ...Read more -
Glass Fiber Reinforced PP vs. Metal: Which is Better for EV Lightweighting?
A Data-Driven Analysis of Specific Modulus, System Costs, and Anisotropic Behavior in Structural Applications Author: Senior Lightweighting Engineer, Kumho Sunny R&D Center Category: Lightweighting / Metal Replacement / EV Structure Read Time: 12 Minutes Abstract The transition to Electr...Read more -
Can High Gloss Plastics Replace Painted Parts in Automotive Exteriors?
A Tribological and Economic Analysis of Mold-in-Color (MIC) Technologies Author: Senior Product Engineer, Kumho Sunny R&D Center Category: Exterior Aesthetics / Lightweighting / Sustainable Manufacturing Read Time: 12 Minutes Executive Summary For decades, the “Piano Black” a...Read more -
What is the difference between PC/ABS and PC/PBT for automotive applications?
The primary difference between PC/ABS and PC/PBT lies in their chemical resistance and crystalline structure. PC/ABS (Polycarbonate/Acrylonitrile Butadiene Styrene) is an amorphous alloy known for superior impact strength and ductility, making it the standard for automotive interiors. In contrast...Read more -
What are the best low VOC automotive interior materials to meet global standards?
The best low VOC (Volatile Organic Compound) materials for automotive interiors are primarily Low-Emission Modified Polypropylene (PP), Ultra-Low Odor PC/ABS Alloys, and Thermoplastic Elastomers (TPE/TPU). To meet stringent global standards like China’s GB/T 27630 and Germany’s VDA 278, these mat...Read more -
Are there cost-effective PC/ABS alternatives available in the Asian market?
Yes, there are substantial cost-effective PC/ABS alternatives available in the Asian market. These generally fall into two categories: Material Substitutes (switching to Modified PP or High-Heat ABS for less demanding applications) and Strategic Sourcing Substitutes (switching from premium Wester...Read more