Technical Blog
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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 -
Who are the top suppliers of GRS certified PCR PC/ABS for automotive parts?
Navigating the Green Supply Chain: A Sourcing Manager’s Guide to Reliable, Traceable, and Scalable Recycled Plastics. Author: Global Supply Chain Director, Kumho Sunny Category: Sustainable Sourcing / Supply Chain Management / PCR Plastics Read Time: 6 Minutes The Sourcing Dilemma: Demand vs. Rel...Read more -
Which modified plastics manufacturers have factories in Vietnam for local supply?
Strategizing for Resilience: Why Kumho Sunny’s Vietnam Hub is Your Key to a Secure “China Plus One” Supply Chain. Author: Regional Supply Chain Director (ASEAN), Kumho Sunny Category: Global Sourcing / Manufacturing Footprint / Supply Chain Resilience Read Time: 7 Minutes The Shift: F...Read more -
Where to find engineering plastics suppliers in Thailand with quick delivery?
Unlocking Just-in-Time (JIT) Efficiency: How to Source Premium PC/ABS and Modified Plastics in the “Detroit of the East” without the Long Lead Times. Author: Regional Sales Director (ASEAN), Kumho Sunny Category: Supply Chain Optimization / Thailand Sourcing / Logistics Read Time: 6 M...Read more -
What are the advantages of sourcing modified plastics from Kumho Sunny in ASEAN?
Unlocking Tariff Efficiency, Rapid Logistics, and Global Quality in the Heart of Southeast Asia. Author: Regional Sales Director (ASEAN), Kumho Sunny Category: Supply Chain Optimization / ASEAN Trade / Cost Reduction Read Time: 8 Minutes The ASEAN Manufacturing Renaissance Southeast Asia is no lo...Read more