With dozens of filament types available, selecting the right material is the most consequential decision in any 3D printing project. PLA, PLA+, PETG, and nylon each occupy distinct positions in the performance spectrum — and understanding where they overlap and differ prevents costly material mismatches. This comparison covers the mechanical, thermal, and practical differences to help you make confident filament choices.
PLA vs PLA+ vs PETG vs Nylon: Quick Reference
| 속성 | PLA | PLA+ | PETG | Nylon (PA6/PA12) |
|---|---|---|---|---|
| Print Temperature | 190-220°C | 200-230°C | 230-250°C | 250-280°C |
| 침대 온도 | 50-60°C | 55-65°C | 70-85°C | 80~100°C |
| 편리한 인쇄 | 우수 | 매우 좋음 | 보통 | Challenging |
| 인장 강도 | 48-55 MPa | 50-65 MPa | 45~55 MPa | 60-80 MPa |
| 내충격성 | 낮음 | Medium | 중상 | 매우 높음 |
| 내열성 | Low (~55°C) | Low-Medium (~60°C) | Medium (~75°C) | High (~100°C+) |
| 습기 민감성 | 낮음-중간 | Medium | 높음 | 매우 높음 |
| Price per kg (USD) | $15-25 | $20-35 | $20-30 | $40-80 |
PLA: The Universal Starting Point
PLA is the best entry point into 3D printing for three reasons: it prints flawlessly on nearly any printer, it is affordable, and it produces parts with excellent surface finish. The material shines in visual prototypes, educational models, and decorative prints where appearance matters more than strength. PLA’s limitations — brittleness, low heat resistance, and poor creep resistance — are rarely relevant for display or learning applications.
PLA+: The Practical Upgrade
PLA+ occupies a “sweet spot” between beginner-friendly PLA and more demanding materials. Its improved impact resistance transforms PLA from a brittle display material into a viable solution for many functional applications. The extra 5-15°C on the nozzle is minor, and the printing experience remains nearly as forgiving as standard PLA.
Choose PLA+ when your parts will experience handling, assembly, or occasional impact. The 30-40% price premium pays for itself on the first critical part that does not shatter during testing or shipping.
PETG: The Workhorse Material
PETG offers a significant step up in heat resistance and durability compared to PLA and PLA+. It softens around 75°C — hot enough for automotive interiors, dishwasher-safe parts, and outdoor enclosures in most climates. PETG is considerably tougher than standard PLA and bridges the gap between easy-to-print and engineering-grade materials.
The trade-off is printability. PETG requires a higher bed temperature (70-85°C), is stringier, and is less forgiving with first-layer height. Once dialed in, it produces consistently strong, functional parts at a reasonable price point.
Nylon: The Engineering-Grade Option
Nylon (PA6/PA12) is the top-performing filament in mechanical and thermal capability. It offers up to 80 MPa tensile strength, survives temperatures above 100°C, and delivers exceptional layer adhesion when printed correctly. It is the only material in this comparison suitable for genuine end-use production parts.
Successful nylon printing requires specific hardware: an all-metal hot end, a heated bed capable of 80-100°C, an enclosure to prevent warping, and active filament drying (nylon absorbs moisture so aggressively that it can become unprintable within hours of exposure to ambient air).
For industrial B2B applications — such as production jigs, machine components, and durable prototypes — nylon is the material of choice. Nylon Plastic offers PA6 and PA12 filament with consistent diameter tolerance and batch-tested mechanical properties for professional applications.
Material Selection Decision Guide
| 신청 | Recommended Material | 이유 |
|---|---|---|
| Visual prototypes | PLA | Cost-effective, excellent surface finish |
| Snap-fit enclosures | PLA+ | Impact resistance prevents cracking |
| Outdoor brackets | PETG | UV and heat resistance for exterior use |
| Production jigs | Nylon (PA6/PA12) | Maximum durability for repeated use |
| Gears and bearings | 나일론 | Self-lubricating, wear-resistant |
| Automotive interior | PETG or Nylon | Must survive 60-80°C interior temps |
3D 프린팅 및 엔지니어링 플라스틱 용도로 나일론 플라스틱을 선택해야 하는 이유
엔지니어링 플라스틱 분야에서 10년 이상의 경험을 쌓아온 Nylon Plastic은 전 세계 B2B 고객사들에게 고성능 소재를 공급하고 있습니다. 당사의 제품 라인업에는 나일론(PA6, PA66, PA12), POM, PEEK 및 PLA, PLA+, PETG를 포함한 3D 프린팅 필라멘트가 포함됩니다. 모든 제품은 출하 전 직경 공차(±0.03mm), 수분 함량 및 기계적 특성에 대한 검사를 거칩니다.
- ISO 9001 인증을 받은 제조 시설
- 경쟁력 있는 B2B 가격으로 대량 공급
- 재료 선정 및 인쇄 매개변수에 대한 기술 지원
- 여러 물류 센터에서 제공하는 빠른 전 세계 배송
- OEM 프로젝트를 위한 맞춤형 소재 배합 가능
자주 묻는 질문
When is 3D Printing Materials: PLA, PLA+, PETG and Nylon Compared a good option?
3D Printing Materials: PLA, PLA+, PETG and Nylon Compared is a good option when fast iteration, complex geometry, low tooling cost, or low-volume production is more important than molded-part unit cost.
What should be checked before choosing 3D Printing Materials: PLA, PLA+, PETG and Nylon Compared?
부품 크기, 재료 특성, 표면 마감, 치수 공차, 열 노출, 하중 방향, 후처리가 필요한지 여부를 확인합니다.
How does 3D Printing Materials: PLA, PLA+, PETG and Nylon Compared compare with CNC machining?
3D 프린팅은 복잡한 형상을 빠르게 제작할 수 있는 반면, CNC 가공은 정밀한 표면, 엄격한 공차 및 생산 등급 재료에 더 적합한 경우가 많습니다.
What affects the cost of 3D Printing Materials: PLA, PLA+, PETG and Nylon Compared?
비용은 재료, 빌드 볼륨, 프린트 시간, 레이어 높이, 서포트 제거, 마감, 검사 및 빌드 내 부품 수에 따라 달라집니다.
관련 읽기
Buyer Selection Matrix
| 재료 | Best Use | 상충관계 |
|---|---|---|
| PLA | Fast prototypes and visual samples | Lowest heat resistance |
| PLA+ | Improved hobby parts and simple fixtures | Still limited for hot or load-bearing use |
| PETG | General-purpose functional parts | Can string and soften under heat |
| 나일론 | Functional parts with wear and fatigue load | Needs drying and tighter process control |
왜 나일론 플라스틱을 선택해야 할까요?
Nylon Plastic supports material selection when teams need to compare printability, heat resistance and functional strength before moving a part into production.
