+86-512-52396378
sales@szuniking.com
sales@szuniking.com
1 Longteng Rd, Tonggang Industrial Park, Changshu ETDZ, Jiangsu Province, China 215511
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POM 8201
UNIKING
Our high toughness POM (Polyoxymethylene) represents the pinnacle of acetal engineering plastics, combining exceptional impact resistance with the inherent advantages of polyoxymethylene copolymer technology. This premium polyacetal material delivers outstanding mechanical performance, dimensional stability, and chemical resistance for the most demanding engineering applications.
Engineered with advanced impact modification systems, this high toughness POM maintains the excellent properties of traditional acetal while dramatically improving impact resistance and fracture toughness. The innovative polymer architecture ensures superior performance in applications requiring both precision and durability.
Our high-performance POM (Polyoxymethylene) excels in both toughness and strength, serving as a top-tier material option for parts that require exceptional resilience and structural reliability.
Parameter | Value |
Polymer Base | POM |
Glass Fiber Reinforcement | 0% |
Mechanical Strengt | Excellent impact resistance and strength |
| Low-temperature performance | -40°C, no cracking after 24 hours |
Typical Uses | Snap, fasteners, etc. |
This POM grade also stands out with its excellent processability, easily accommodating the manufacturing of components with complex structures—ensuring smooth production and consistent precision, even for intricate designs.
Widely utilized in crafting snaps, fasteners, and similar critical parts, it delivers stable performance across various industrial scenarios. What’s more, we provide customized formulations tailored to your unique requirements, helping you achieve optimal product functionality and performance.
Material Advantages
Balanced Mechanical Performance
It strikes a perfect balance between excellent impact resistance, reliable rigidity, and stable dimensional accuracy—empowering it to withstand complex external forces in real-world applications, ensuring long-lasting structural integrity.
Outstanding Impact Resistance
This material is specially optimized for impact performance, delivering consistent reliability to meet the general impact requirements of diverse industrial scenarios, even in dynamic operating environments.
Environmental Friendliness & Cost-Efficiency
Fully compliant with international environmental regulations such as RoHS and REACH, it aligns with global sustainability standards. Meanwhile, its versatile adaptability supports flexible design iterations, helping reduce development costs and accelerate time-to-market.
Wide Applications in Automotive Components
With its robust performance and compliance advantages, it is an ideal material for automotive parts—particularly well-suited for manufacturing automotive snaps, fasteners, and other critical components.
Q: How does high toughness POM compare to standard acetal materials?
A: High toughness POM delivers 2-3 times higher impact resistance than standard acetal while maintaining the excellent dimensional stability, chemical resistance, and low friction properties of traditional POM. The enhanced toughness prevents brittle failure in demanding applications while preserving precision molding capabilities.
Q: What makes this POM material superior for impact applications?
A: Our impact modification technology creates a tough, flexible phase within the rigid POM matrix, providing energy absorption during impact while maintaining structural integrity. This results in exceptional performance in drop tests, mechanical shock, and thermal cycling applications.
Q: How does toughness affect the precision and dimensional stability of POM?
A: The impact modification is carefully engineered to maintain POM's inherent dimensional stability and precision. Shrinkage remains low (1.5-2.0%), and the material retains excellent tolerances and surface finish quality essential for precision applications.
Q: Can high toughness POM be processed on standard injection molding equipment?
A: Yes, high toughness POM processes on standard injection molding equipment with conventional POM processing parameters. The material flows well and provides excellent mold filling even in complex geometries, making it suitable for existing production lines.
Q: What processing considerations are unique to high toughness POM?
A: Key considerations include proper drying (moisture <0.1%), appropriate mold temperature (80-120°C) for optimal toughness, and gentle handling to preserve the impact modification system. Proper cooling ensures maximum toughness development.
Q: How does processing affect the final toughness properties?
A: Processing parameters significantly influence toughness. Proper mold temperature, cooling rate, and gate design ensure optimal impact modification distribution. Controlled processing maintains the balance between toughness and dimensional precision.
Q: Is high toughness POM suitable for automotive under-hood applications?
A: Yes, high toughness POM performs excellently in automotive under-hood applications with continuous use temperature up to 100°C, excellent chemical resistance to automotive fluids, and superior impact resistance for vibration and thermal cycling environments.
Q: How does this material perform in low temperature applications?
A: High toughness POM maintains excellent impact resistance down to -40°C, making it suitable for outdoor applications, refrigeration components, and cold climate automotive parts where standard materials might become brittle.
Q: Can high toughness POM replace metal components?
A: In many applications, yes. The combination of high impact resistance, excellent dimensional stability, lower weight, and design flexibility makes high toughness POM an excellent metal replacement for components like gears, brackets, and housings.
Q: How does chemical resistance compare to other engineering plastics?
A: High toughness POM maintains the excellent chemical resistance of standard acetal, offering superior performance against hydrocarbons, alcohols, and many solvents. It outperforms many engineering plastics in fuel and automotive fluid resistance.
Q: What environmental conditions can this material withstand?
A: The material performs reliably in temperature ranges from -40°C to +100°C, resists UV degradation with proper stabilization, maintains properties in high humidity, and provides excellent long-term stability in outdoor applications.
Q: Is high toughness POM suitable for food contact applications?
A: Food-grade formulations of high toughness POM are available that comply with FDA and EU food contact regulations. These grades maintain the enhanced toughness while meeting strict purity and migration requirements.
Q: How is impact resistance tested and validated?
A: Impact resistance is validated through standardized tests including Charpy impact (ISO 179), Izod impact (ISO 180), and falling dart impact tests. We also conduct application-specific testing such as drop tests and thermal shock resistance evaluation.
Q: What quality control measures ensure consistent toughness?
A: Comprehensive quality control includes raw material inspection, in-process monitoring of compounding parameters, statistical process control of impact testing, and batch-to-batch consistency verification through mechanical property testing.
Q: How stable are the toughness properties over time?
A: High toughness POM maintains stable impact properties throughout its service life. Accelerated aging tests demonstrate consistent performance after extended thermal exposure, UV exposure, and mechanical cycling typical of real-world applications.
Q: Do you offer custom toughness levels for specific applications?
A: Yes, we provide custom formulations with tailored impact resistance levels, from moderately enhanced toughness for precision applications to maximum impact resistance for extreme duty applications. Our R&D team works with customers to optimize properties for specific requirements.
Q: What technical support is available for part design optimization?
A: We provide comprehensive design support including material selection guidance, finite element analysis consultation, processing parameter optimization, prototype development, and testing services to ensure optimal performance in your specific application.
Q: How quickly can custom formulations be developed?
A: Custom high toughness POM formulations typically require 4-6 weeks for development, including property optimization, sample preparation, and validation testing. We provide full technical documentation and processing guidelines with custom materials.
For detailed technical information, application guidance, or custom formulation requirements:
Technical Sales: sales@szuniking.com
Phone: +86-512-52396378
Technical Support: +86-13801570325
Address: 1 Longteng Rd, Tonggang Industrial Park, Changshu ETDZ, Jiangsu Province, China 215511
