Name: PA12 LCF30 High Modulus Nylon Compound LFT-G
Brand: LFT-G
SKU: 309199085

Long Carbon Fiber Reinforced Polyamide 12

low moisture absorption · exceptional dimensional stability · chemical resistance

What is PA12 LCF30 Material?

LFT-G® LCF30 Nylon 6 Engineering Plastic

LFT‑G^® PA12‑LCF30 is a high‑performance engineering compound based on Polyamide 12 (PA12) reinforced with 30% long carbon fibers. This advanced material combines the inherent advantages of PA12 – extremely low moisture uptake, excellent chemical resistance, and good impact toughness – with the exceptional stiffness and strength provided by continuous carbon fiber reinforcement.

The material is a lightweight, high‑modulus compound that maintains mechanical properties even in humid environments, making it an ideal solution for precision components in automotive fluid systems, medical devices, and demanding industrial applications where dimensional stability and chemical resistance are critical.

🔹 Injection Molding 🔹 30% Carbon Fiber 🔹 Black 🔹 Low Moisture Uptake

Resin Type Nylon 12

Fiber Content 30% long carbon

Color Black

Flammability HB @ 1.5 mm

Performance Highlights

PA12‑LCF30 vs. PA12‑CF30

Long carbon fiber reinforced PA12 outperforms short‑fiber compounds in stiffness, strength, and dimensional stability

Superior Performance

PA12‑LCF30

Long Carbon Fiber Reinforced Polyamide 12

Continuous long‑fiber network

✔ Extremely High Strength: Superior load‑bearing capacity for structural applications

✔ Ultra‑High Stiffness: Outstanding rigidity enables thinner, lighter designs

✔ Extremely Low Moisture Uptake: Maintains mechanical properties in humid environments

✔ Excellent Chemical Resistance: Resists fuels, oils, and industrial solvents

✔ High Heat Deflection Temperature: Reliable performance under elevated temperatures

✔ Excellent Impact Toughness: Robust and durable under shock and cyclic loads

Standard

PA12‑CF30

Short Carbon Fiber Reinforced Polyamide 12

Disconnected short‑fiber network

• Moderate Strength: Lower load‑bearing capacity, limited for heavy‑duty uses

• Lower Stiffness: Less rigidity, requiring thicker sections for same performance

• Higher Moisture Absorption: Properties degrade more in humid or wet conditions

• Limited Chemical Resistance: More susceptible to attack from fuels and oils

• Lower Heat Deflection: Less suitable for high‑temperature applications

• Reduced Impact Toughness: More brittle, prone to cracking under shock

Long Carbon Fiber Advantage: PA12 LCF30 vs. PA12 CF30

The continuous carbon fiber reinforcement structure improves load transfer efficiency, delivering enhanced stiffness retention, fatigue durability, and dimensional stability compared with conventional short carbon fiber PA12 compounds.

Technical Data Sheet

Property	Value	Test Method
Density	1.17 g/cm³	ASTM D‑792
Molding Shrinkage	0.20 – 0.40 %	ASTM D‑955 (3.2 mm)
Tensile Strength	218.9 MPa	ISO 527
Tensile Modulus	19,784 MPa	ISO 527
Tensile Elongation	0.5 – 1.5 %	ISO 527
Flexural Strength	307.6 MPa	GB/T 9341
Flexural Modulus	15,089 MPa	GB/T 9341
Notched Izod Impact	31.3 kJ/m²	ISO 180

Typical values for injection‑molded specimens. Not for specification limits.

Processing Guidelines – Injection Molding

Optimize your molding process with the following recommended parameters for LFT‑G^® PA12 LCF30. Proper control ensures maximum fiber retention and optimal part performance.

processing guide.png

Pre‑drying

2–4 hrs @ 85–100 °C

Dehumidifying dryer required

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Melt Temperature

243 – 270 °C

Measured in barrel

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Mold Temperature

54 – 95 °C

Measured, not set

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Injection Pressure

70 – 130 MPa

Free‑flow check valve

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Molding & Cooling

Full‑round runners Ø 5–6 mm

Gate ≥ 5 mm · 100+ ton clamp

Process notes: Use a metering screw with 18:1–24:1 L/D ratio, 40% feeding, and a large open nozzle to minimize fiber breakage. Avoid overheating above 270 °C to prevent thermal degradation. Purge with PE or PP before shutdown; do not leave carbon‑filled melt in the barrel for extended periods.

Application Focus Areas

Medical Device Structural Components

PA12's biocompatibility and sterilizability, combined with long carbon fiber reinforcement, deliver precision and reliability for surgical instrument housings, orthopedic brackets, and diagnostic frames.

Precision Connectors & Sensor Housings

Ultra‑low moisture uptake ensures stable dielectric properties and minimal warpage in high‑density connectors, automotive sensors, and industrial control enclosures across wide temperature and humidity ranges.

Industrial Gears & Motion Control

High flexural modulus and creep resistance maintain tight tolerances in precision gears, cam followers, and conveyor components under continuous mechanical load, extending service life.

Aerospace & UAV Structural Parts

High specific stiffness and low density deliver critical weight savings in drone arms, landing gear struts, and fuselage reinforcement frames, enhancing flight endurance and structural integrity.

FAQ

Q: What applications are suitable for PA12 LCF30?

A: PA12 LCF30 is widely used for lightweight structural parts, precision components, robotics, drones, and industrial equipment requiring high stiffness, fatigue resistance, and dimensional accuracy. It is especially suitable for replacing metal parts where weight reduction and long-term reliability are required.

Q: Can PA12 LCF30 replace aluminum or metal components?

A: Yes. PA12 LCF30 offers a high strength-to-weight ratio and excellent dimensional stability, making it a suitable alternative to aluminum and other metals in applications requiring lightweight design, corrosion resistance, and simplified injection molding.

Q: What is the difference between PA12 LCF30 and PA12 CF30?

A: PA12 LCF30 uses continuous long carbon fiber reinforcement to create a stronger internal fiber network, providing better load transfer, fatigue performance, and mechanical retention than conventional short carbon fiber PA12 CF30, especially under long-term stress conditions.

LFT team