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PET Foam Core

PET  foam has good specific stiffness, specific strength. Compression, tensile, shear and bending strengths are excellent.It is an ideal core material for lightweight & high-strength composite sandwich structures.
  • P80/P100/P150/P200/P250/P320

  • JLON

  • 80KG/M3 100KG/M3 150KG/M3 200KG/M3 250KG/M3 320KG/M3

  • white

  • 3921199090

Availability:
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Introduction of PET Foam Core


PET foam (Polyethylene Terephthalate) is a high-performance closed-cell thermoplastic structural foam, specifically designed for composite sandwich constructions.

Its lightweight and stable structure makes it an ideal core material for high-strength, high-stiffness applications while reducing overall weight. Manufactured on advanced China-based production lines, PET foam ensures consistent density, excellent dimensional stability, and easy processing.


Technical Data Sheets of PET Foam Core

TDS PET foam core.pdf


 

Video of PET Foam Core


Construction & Industrial Panels


PET foam manufactured in China can be combined with PET-based UD glass fiber to produce fully recyclable CFRT–PET sandwich panels.


PET Sandwich Panel Structure


Item

Skin

Core

PET CFRT Sandwich Panel

PET Resin + Glass Fiber

PET Foam

PET CFRT Composite Panel

PET CFRT Sheet

PET Foam


Applications: decorative boards, partitions, prefabricated building systems, lightweight furniture.



Features of PET Foam Core



High exothermic peak tempertaure resistance, up to 180C
High performance weight ratio, good impact resistance
Resistance to many chemicals, almost no water absorption
Low flammability, self-extinguishing from fire
Suitable for a variety of composite molding methods: Vacuum infusion, spray up, hand lay-up, vacuum bagging
Good impact strength
Low resin absorption
Good sound & thermal insulation


Manufacturing Process Compatibility


PET Foam Core Factory show

Our PET foam core is engineered to perform reliably across a wide range of composite manufacturing methods, ensuring stable processing, consistent quality, and excellent laminate adhesion. It is suitable for:

Vacuum Infusion 

Provides uniform resin flow and excellent fiber wet-out.

Hand Lay-up 

Easy to cut, shape, and position, enabling flexible manual operations.

Spray-up

Stable structure ensures compatibility with rapid deposition processes.

Vacuum Bagging 

Maintains dimensional accuracy under pressure for high-quality laminates.



100% Recyclable Thermoplastic Core Material


Made from high-performance PET, this core material is a fully recyclable thermoplastic solution that supports sustainable composite manufacturing.
It maintains high mechanical strength, temperature resistance, and chemical stability while reducing environmental impact.
At the end of product life, it can be mechanically recycled and reprocessed, contributing to a circular materials economy.


Application of PET Foam Core


Wind Energy


China-manufactured PET foam is already supplied to global wind OEMs.

Advantages:

Withstands epoxy curing temperatures

Low resin uptake reduces blade weight

Excellent fatigue performance

Suitable for shear webs, shells, and nacelle structures

Reliable supply from China large-scale production lines



UAV & Drone


Lightweight core for long flight endurance

High vibration damping

Suitable for commercial, industrial & defense UAV structures


Marine Industry


Flame-retardant, low-smoke, non-toxic

Low water absorption

Long-term fatigue performance superior to some PVC foams

Used in hulls, decks, bulkheads, interior panels, radomes, propeller structures



Application of PET Foam Core


Specifications of PET Foam Core


Item

Standard

Unit


P80

P100

P120

P150

P200

P250

Density

ISO 845

Kg/m3

Average

80

100

120

150

200

250




Tolerance

-6,+9

±10

±10

±15

±20

±30

Compression

ASTM D1621

MPa

Average

0.85

1.2

1.8

2.4

3.9

5.2

Strength



Minimum

-0.8

-1.1

-1.55

-2.2

-3.4

-4.8

Compression Modulus

ASTM D 1621

MPa

Average

73

100

115

140

200

235



Minimum

-65

-90

-105

-125

-170

-210

Tensile Strength

ASTM D 1623

MPa

Average

1.4

1.8

2.2

2.5

3.2

4



Minimum

-1.3

-1.6

-1.9

-2.2

-2.6

-3.6

Tensile

ASTM D 1623

MPa

Average

90

110

120

160

210

275

Modulus



Minimum

-80

-100

-105

-130

-180

-250

Shear

ASTM C 273

MPa

Average

0.55

0.8

0.9

1.25

1.7

2.05

Strength



Minimum

-0.45

-0.75

-0.8

-1.05

-1.5

-1.8

Shear

ASTM C 273

MPa

Average

13.5

23

27

35

51

70

Modulus



Minimum

-12.5

-21

-23

-30

-47

-65


FAQs of PET Foam Core

Q1.Can your company customize products?

A: Yes, We usually discuss with customers and help them find solutions.


Q2. How can I get a sample from you to check quality?

A: Usually a sample will be prepared within one week after specification agreed.


Q3. What about your delivery time? Can we receive our goods on time?

A: Usually around 2-3 weeks after order confirmed. Exact delivery time depends on order quantity and Off-season/ busy season.


Q4. What is the Guarantee to buy your products? How to resolve quality complaints?

A: Offer TDS of each lot of production for confirmation before delivery.Once you have any quality problem, you can provide samples /pictures /test data. With our quality tracking system, we will give you feedback in short time. If the quality problem confirmed,we will send you replacement or make refund as you like.


Q5. What are your terms of payment?

A: Usually we do EXW, FOB, CIF, and DDU.





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