Microcellular Polyurethane Foam is a high-performance flexible foam material featuring a fine and uniform microcellular structure.
Through controlled formulation, foaming and post-processing technologies, XY Foams develops PU foam materials with different levels of softness, density, compression force, recovery, sealing performance and functional properties.
The product portfolio covers applications ranging from ultra-soft cushioning for 3C electronics to high-performance materials for automotive and new energy vehicle applications, as well as cushioning materials for construction flooring and other industrial applications.
Microcellular PU foam is suitable for applications requiring:
Cushioning and impact absorption
Elastic recovery
Compression control
Sealing and protection
Vibration damping
Lightweight structural support
Waterproof protection
Flame-retardant performance
Thermal insulation
Customized material performance
The microcellular structure of PU foam enables the material to achieve a balance between softness, resilience, compression performance and protection.
By adjusting formulation and processing parameters, different foam grades can be developed for specific application requirements.
Fine microcellular structure
Uniform foam distribution
Controlled density
Adjustable hardness
Stable compression performance
Excellent elastic recovery
Application-specific performance
The microcellular structure provides reliable recovery after compression and deformation, making the material suitable for repeated cushioning and sealing applications.
Different PU grades provide different compression-force levels, allowing customers to select materials according to required support and cushioning performance.
The flexible foam structure allows the material to conform to mating surfaces and provide reliable sealing and protection.
The product portfolio covers ultra-soft grades through to harder, high-support grades.
PU foam can be processed by slitting, laminating, die cutting and other customized processing methods.
Different grades are designed for different application requirements, including electronics, automotive, new energy, waterproofing, flame retardancy and thermal insulation.
Microcellular PU foam provides soft cushioning, protection and sealing for electronic and precision components.
Typical applications include:
Electronic component protection
Precision component cushioning
Display and module protection
Soft cushioning
Ultra-soft cushioning
Clean applications
PU foam is used in automotive and new energy applications requiring cushioning, sealing, vibration control, waterproofing, thermal insulation and other functional performance.
Typical applications include:
Battery-related cushioning
Battery component protection
Automotive sealing
Vibration damping
Waterproof protection
Thermal insulation
Interior and component protection
PU foam can be used in flooring applications requiring cushioning, elasticity and impact reduction.
Customized PU foam grades can be developed for industrial equipment, precision components and other applications requiring flexible protection and cushioning.
Electronic component cushioning
Precision component protection
Display module protection
Ultra-soft cushioning
Clean applications
Battery cushioning
Component protection
Sealing
Waterproof protection
Vibration damping
Thermal insulation
Automotive interior applications
Flooring cushioning
Elastic support
Impact reduction
Vibration reduction
The USF Series is designed primarily for 3C electronics and precision-component applications.
The series covers different recovery, hardness, density and softness requirements.
Series | Main Characteristics |
|---|---|
ST | Recovery |
FT | Fast Recovery |
HD | Hard |
LD | Low Density |
MD | Medium Density |
SD | Soft Density |
LLD | Low Low Density |
ULD | Ultra Low Density |
SS / DSS | Ultra-Soft / Super-Soft Segmented Applications |
CL | Clean Application |
The USF series is particularly suitable for applications where soft contact, cushioning, compression recovery and precision protection are important.
The INF Series is developed for automotive and new energy applications and includes multiple grades designed for different mechanical and functional requirements.
Series | Main Characteristics |
|---|---|
PL | Excellent mechanical properties and high compression force |
STR | Good durability |
SCR | Good durability and repeated compression performance |
MH | Excellent durability and good load-bearing performance |
BMH | Excellent durability and high load-bearing performance |
HH | Excellent durability, higher load-bearing performance and good sealing |
FSR | Low Density |
FMR | Medium Density |
FHR | High Density |
BH | Thermal Insulation Application |
SE | Better Flame-Retardant Performance |
WP | Excellent Waterproof Performance |
TR | Excellent High-Temperature Resistance |
The WP Series is presented as a separate series because waterproof performance is its primary functional characteristic.
Excellent waterproof performance
Flexible sealing
Environmental protection
Suitable for demanding moisture-related applications
Waterproof sealing
Automotive applications
New energy applications
Component protection
Sealing interfaces requiring enhanced moisture resistance
The CPF Series is designed for cushioning and impact-protection applications.
Series | Application |
|---|---|
R Series | Hard cushioning / high-support cushioning |
F Series | Soft cushioning |
The CPF Series provides different cushioning characteristics according to the required hardness and compression behavior.
The URS Series is included in the construction flooring product range for applications requiring elastic cushioning and support.
The DUF Series is included in the construction flooring product range and can be selected according to application-specific cushioning requirements.
The following values are based on the technical data provided for the INF Series.
Grade | Thickness (mm) | Density (kg/m³) | Compression Force at 25% (kPa) | Compression Set at 50%, 70°C × 22 h (%) | Dimensional Stability at 70°C × 22 h (%) | Flame Retardancy | Application Temperature (°C) | Short-Term Temperature (°C) |
|---|---|---|---|---|---|---|---|---|
INF-SCR18 | 1.0–8.0 | 180 ±10% | 5–17 | <5 | <2 | HBF | 70 | 120 |
INF-PL18 | 0.5–8.0 | 180 ±10% | 20–50 | ≤5 | ≤2 | HBF | 70 | 120 |
INF-PL20 | 0.5–8.0 | 200 ±10% | 30–80 | <5 | ≤2 | HBF | 70 | 120 |
INF-STR20 | 0.5–8.0 | 200 ±10% | 15–30 | <5 | <2 | HBF | 70 | 120 |
INF-MH32 | 0.7–6.0 | 320 ±10% | 40–100 | ≤5 | ≤2 | HBF / V-0* | 70 | 120 |
INF-HH32 | 0.7–6.0 | 320 ±10% | 70–150 | ≤5 | ≤2 | HBF / V-0* | 70 | 120 |
INF-HH40 | 0.6–4.0 | 400 ±10% | 70–250 | ≤5 | ≤2 | HBF / V-0* | 70 | 120 |
* Flame-retardant performance is subject to the applicable sample thickness and test conditions indicated in the original technical data.
Grade | Thickness (mm) | Density (kg/m³) | Compression Force at 25% (kPa) | Compression Set (%) | Application Temperature (°C) | Short-Term Temperature (°C) |
|---|---|---|---|---|---|---|
USF-LLD | 0.4–1.5 | 190 ±15% | <10 | <2 | 70 | 120 |
USF-MD | 0.9–1.5 | 250 ±15% | 2–24 | ≤2 | 70 | 120 |
USF-SD | 0.4–1.5 | 200 ±15% | 2–17 | <2 | 70 | 120 |
USF-LD | 0.7–1.5 | 300 ±15% | 2–15 | <2 | 70 | 120 |
The USF-ST Series is available in multiple thickness configurations.
2.0 mm
2.5 mm
3.0 mm
3.5 mm
4.0 mm
4.5 mm
Property | Typical Value |
|---|---|
Density | 300 ±25% kg/m³ |
Compression Force at 25% | <20 kPa |
Compression Set | <2% |
Application Temperature | 70°C |
Short-Term Temperature | 120°C |
The technical data covers multiple thickness and density configurations for the USF-ST and USF-FT series.
Density | Compression Force at 25% |
|---|---|
180 ±15% kg/m³ | 10–20 kPa |
190 ±15% kg/m³ | 15–30 kPa |
200 ±15% kg/m³ | 10–30 kPa |
220 ±15% kg/m³ | 5–25 kPa |
Density | Compression Force at 25% |
|---|---|
400 ±10% kg/m³ | 10–95 kPa |
450 ±10% kg/m³ | 10–95 kPa |
490 ±10% kg/m³ | 10–95 kPa |
The technical data indicates a compression set of approximately ≤2% for the listed configurations, with an application temperature of 70°C and a short-term temperature of 120°C.
Grade | Thickness (mm) | Density (kg/m³) | Compression Force at 25% (kPa) | Compression Set (%) | Application Temperature (°C) | Short-Term Temperature (°C) |
|---|---|---|---|---|---|---|
USF-HD | 0.4–1.5 | 400 ±10% | 120–360 | ≤2 | 70 | 120 |
The USF-SS / DSS series is designed for ultra-soft cushioning and precision component protection.
The technical data includes multiple density and thickness configurations, with density values covering approximately 220–500 kg/m³ depending on the specific grade and configuration.
Typical characteristics include:
Ultra-soft cushioning
Excellent compression recovery
Low compression set
Precision component protection
Final grade selection should be based on the required thickness, density and compression-force requirements.
Different PU foam grades provide different compression-force characteristics.
The supplied technical curve illustrates the relative compression behavior of:
LLD → SD → MD → ST → HD
from softer to harder grades.
This allows customers to select a PU foam grade according to the required balance between:
Softness
Compression force
Support
Recovery
Sealing pressure
The supplied technical data shows the following relative hardness progression:
LLD → SD → MD → ST → HD
Series | Compression Force at 25% (kPa) |
|---|---|
ST Series | 8–58 |
SD Series | 2–17 |
HD Series | 120–360 |
The actual compression force depends on grade, density, thickness and test conditions.
The standard product specifications provided in the technical data are divided into two width ranges.
≤520 mm
>520 mm and ≤1050 mm
Roll Diameter | Packaging Specification |
|---|---|
≤300 mm | S: 620 × 320 × 320 mm |
300–370 mm | M: 620 × 400 × 400 mm |
370–450 mm | L: 620 × 480 × 480 mm |
450–500 mm | Available according to product configuration |
500–590 mm | XL: 620 × 620 × 650 mm |
Maximum core length: ≤610 mm
Inner diameter: 3 inches
Wall thickness: 4 mm
Roll Diameter | Packaging Specification |
|---|---|
≤300 mm | S: 620 × 320 × 320 mm |
300–370 mm | M: 620 × 400 × 400 mm |
370–450 mm | L: 620 × 480 × 480 mm |
Maximum core length: ≤1130 mm
Inner diameter: 3 inches
Wall thickness: 4 mm
Thickness availability varies according to the selected PU series and grade.
The supplied product matrix covers multiple thickness options from thin precision cushioning materials to thicker cushioning grades.
Typical USF thickness options shown in the technical data include:
0.1 / 0.15 / 0.2 / 0.3 / 0.5 / 0.7 / 0.8 / 1.0 / 1.2 / 1.5 / 2.0 / 2.5 / 3.0 mm
Actual thickness availability depends on the selected series and grade.
PU foam can be laminated with PET support layers for applications requiring additional structural support.
A PET support layer combined with adhesive can provide enhanced handling and installation performance.
PU foam can be supplied with release-film configurations according to application requirements.
White adhesive configurations are available for selected laminated products.
XY Foams can customize PU foam according to customer requirements, including:
Product grade
Thickness
Width
Density
Hardness
Compression force
Lamination structure
Adhesive configuration
Roll dimensions
Slitting
Die cutting
Other application-specific requirements
Customized materials can be developed according to the customer's application conditions and required performance.
The supplied production process includes four main stages:
Raw materials are accurately weighed and mixed according to the required formulation.
The mixed material undergoes the controlled foaming process to form the required microcellular structure.
The foam is cured and processed to achieve the required material dimensions.
Finished products are inspected, slit or cut as required, and then packaged for shipment.
Adhesive tape can be laminated onto PU foam according to customer requirements.
Suitable for applications requiring convenient installation and assembly.
Precision slitting is available according to required roll width and dimensions.
Suitable for automated manufacturing and converting processes.
Customized PU foam products can be produced according to customer drawings, specifications and application requirements.
XY Foams provides multiple PU foam product families covering different application requirements.
USF Series
Ultra-soft, fast-recovery, low-density, hard and clean application grades.
INF Series
Grades covering mechanical performance, durability, flame retardancy, waterproofing, thermal insulation and high-temperature applications.
CPF Series
Hard and soft cushioning grades.
URS / DUF Series
Materials for flooring cushioning and support applications.
Different applications require different foam characteristics.
XY Foams provides PU foam grades according to the required combination of:
Softness → Compression Force → Recovery → Density → Hardness → Functional Performance
This enables customers to select the appropriate PU foam according to actual application requirements rather than using a one-grade-fits-all material.
From ultra-soft cushioning for precision electronics to durable materials for automotive and new energy applications, XY Foams' microcellular PU foam portfolio provides flexible material options for demanding applications requiring cushioning, sealing, protection and controlled compression performance.
Contact XY Foams for grade selection, technical specifications and customized PU foam solutions.
