Previous
Next
Prepreg Carbon Fiber
Prepreg carbon fiber is a composite material where carbon fiber fabric is pre-impregnated with a resin, typically epoxy. This resin is already mixed with the curing agent, making it ready to use without additional steps like mixing resin yourself.
Advantages:
- Consistent resin content: Unlike traditional hand layup, prepreg offers a precise and consistent ratio of resin to fiber, leading to predictable and reliable final properties.
- Cleaner process: Since the resin is already applied, there’s minimal mess and waste compared to mixing resin yourself.
- Improved structural integrity: Precise resin content ensures better bonding between fibers and minimizes voids, leading to a stronger and stiffer composite.
Applications: Prepreg carbon fiber is ideal for high-performance parts where strength, weight reduction, and a good surface finish are crucial. Examples include:
- Aerospace components (aircraft wings, fuselage panels)
- High-end sporting goods (bicycle frames, racing car parts)
- Marine applications (boat hulls, masts)
- Structural reinforcement (more on this below)
Application process:
- Prepreg is typically cut to shape and laid onto a mold.
- Vacuum bagging is used to remove air and apply pressure during curing.
- Heat is applied to activate the curing agent and solidify the resin. The curing temperature and pressure depend on the specific prepreg material.
Structural strengthening: Prepreg carbon fiber excels in strengthening existing structures. Here’s how it works:
- The prepreg is bonded to the surface of the structure that needs reinforcement.
- Once cured, the composite shell acts together with the original structure, significantly improving its strength and stiffness. This can be used to:
- Reinforce beams and columns
- Repair cracks and damaged areas
- Upgrade the load-bearing capacity of a structure
Unidirectional carbon fiber prepreg fabric
|
Type
|
Dry Weight (g/m2)
|
Resin Content (%)
|
Total Weight (g/m2)
|
Thickness (mm)
|
Width (mm)
|
|---|---|---|---|---|---|
|
MAX-PUD03000
|
30
|
55
|
76
|
0.03
|
1000
|
|
MAX-PUD05000
|
50
|
45
|
91
|
0.06
|
1000
|
|
MAX-PUD07500
|
75
|
38
|
121
|
0.08
|
1000
|
|
MAX-PUD10000
|
100
|
33
|
150
|
0.10
|
1000
|
|
MAX-PUD12500
|
125
|
33
|
187
|
0.13
|
1000
|
|
MAX-PUD15000
|
150
|
33
|
224
|
0.15
|
1000
|
|
MAX-PUD17500
|
175
|
33
|
261
|
0.18
|
1000
|
|
MAX-PUD20000
|
200
|
33
|
298
|
0.20
|
1000
|
|
MAX-PUD22500
|
225
|
33
|
337
|
0.23
|
1000
|
|
MAX-PUD25000
|
250
|
33
|
374
|
0.25
|
1000
|
Bidirectional Carbon fiber prepreg fabric
| Type | Yarn | Weave | Dry Weight (g/m2) | Resin Content (%) | Total Weight (g/m2) | Thickness (mm) | Width (mm) | ||
|---|---|---|---|---|---|---|---|---|---|
| Warp | Weft | ||||||||
| MAX-P120 | 1K | 1K | Plain | 120 | 40 | 205 | 0.16 | 1000 | |
| MAX-T120 | 1K | 1K | Twill | 120 | 40 | 205 | 0.28 | 1000 | |
| MAX-P320 | 3K | 3K | Plain | 200 | 40 | 330 | 0.28 | 1000 | |
| MAX-T320 | 3K | 3K | Twill | 200 | 40 | 330 | 0.30 | 1000 | |
| MAX-S324 | 3K | 3K | Satin | 240 | 40 | 405 | 0.40 | 1000 | |
| MAX-P632 | 6K | 6K | Plain | 320 | 40 | 530 | 0.40 | 1000 | |
| MAX-T632 | 6K | 6K | Twill | 320 | 40 | 530 | 0.40 | 1000 | |
| MAX-S640 | 6K | 6K | Satin | 400 | 40 | 665 | 0.16 | 1000 | |
| MAX-P1240 | 12K | 12K | Plain | 400 | 40 | 670 | 0.50 | 1000 | |
| MAX-T1248 | 12K | 12K | Twill | 480 | 40 | 800 | 0.55 | 1000 | |
