Multifunctional PE foam SOFTLON™ S series
General-purpose grade of closed-cell foam offering both flexibility and thermal insulation
This foam is the standard grade of the SOFTLON™ series, combining flexibility, smoothness, water resistance, thermal insulation, and sealing properties.
It is available with an expansion ratio of approximately 5 to 40 times and also offers excellent processability and electrical properties.
It is used in a wide range of applications, including cushioning materials for packaging, roof insulation, and tape backings.
It is available with an expansion ratio of approximately 5 to 40 times and also offers excellent processability and electrical properties.
It is used in a wide range of applications, including cushioning materials for packaging, roof insulation, and tape backings.
Features
- Excellent smoothness with even cells
- Superior tensile and compression strength
- High thermal insulation performance
- Light weight, flexible, and excellent shock absorption
- High resistance against acids, alkaline, and organic solvents
- Thermoplastic resin allowing thermoforming
Applications
- Various tape base materials
- Dew condensation prevention and waterproofing materials
- Various substrates, etc.
- Water supply piping freeze-protection materials
- Gaskets and sealing materials
- Swimming and other sport gears.
- Insulation for various roofing materials
- Various joints for civil engineering and construction
- HVAC applications
- Bath tub thermal insulators
- Shock absorbers for packing
Product Information
Click here for basic information on the SOFTLON™ series and a comparison with other foam materials.
What Are Sekisui Chemical’s Foam Materials?Product Lineup
| Product name | Expansion ratio（cc/g） | Density（kg/㎥） | Thickness（mm） |
|---|---|---|---|
| SOFTLON™ S#0501 | 5 | 200 | 1 |
| SOFTLON™ S#05015 | 5 | 200 | 1.5 |
| SOFTLON™ S#0502 | 5 | 200 | 2 |
| SOFTLON™ S#0503 | 5 | 200 | 3 |
| SOFTLON™ S#1001 | 10 | 100 | 1 |
| SOFTLON™ S#1002 | 10 | 100 | 2 |
| SOFTLON™ S#1501 | 15 | 67 | 1 |
| SOFTLON™ S#2002 | 20 | 50 | 2 |
| SOFTLON™ S#3002 | 30 | 33 | 2 |
| SOFTLON™ S#3003 | 30 | 33 | 3 |
| SOFTLON™ S#3004 | 30 | 33 | 4 |
| SOFTLON™ S#3005 | 30 | 33 | 5 |
| SOFTLON™ S#3006 | 30 | 33 | 6 |
| SOFTLON™ S#4005 | 40 | 25 | 5 |
- Other products not listed above are also available. Since each product has a different minimum order quantity, please contact us when you place an order.
- If you wish to small lots below the minimum order quantity, please contact us and we will find and introduce you to a trading company that can handle your order.
For Overseas Inquiries
Our global supply network, with 8 manufacturing sites worldwide, supports customers across international markets. Please visit the link below and contact your nearest Sekisui Chemical Foam office.
View our global networkDocument download
- All
- Properties List
- SDS
- RoHS
- TDS
| Name | Type | File | Update | File |
|---|---|---|---|---|
| TDS：Mechanical strength of SOFTLON™ | TDS | 2026-03-15 | Download610.49 KB | |
| TDS：Thermal insulation of SOFTLON™ | TDS | 2026-03-15 | Download632.30 KB | |
| Properties list：SOFTLON™ S（thickness1.0mm／expansion times5、10、15） | Properties List | 2026-03-15 | Download687.49 KB | |
| RoHS：Softlon S Test Report | RoHS | 2025-04-10 | Download268.48 KB | |
| SDS：Softlon S WT | SDS | 2024-11-20 | Download35.26 KB | |
| SDS：Softlon S BK | SDS | 2024-11-20 | Download35.21 KB | |
| RoHS：Softlon S Directive Non-use Report | RoHS | 2024-04-09 | Download189.97 KB | |
| Properties list：Softlon S（thickness2.0mm／expansion times5、10、20、30） | Properties List | 2023-05-09 | Download672.76 KB | |
| Properties list：Softlon S（thickness2.0、3.0、4.0、5.0mm／expansion times30） | Properties List | 2023-05-09 | Download672.73 KB |
