Product Category
Automotive & NVH Foam
Polyurethane foam materials and converted components for automotive seating, interior trim, sealing, anti-rattle, vibration-isolation and tire acoustic applications.
Representative Products
Product Series
YUNDY provides technical development and volume-production support based on customer requirements.
Automotive Seat Comfort & Support Foam SeriesExpand / Collapse Product Properties
| Grade | Color | Density (KG/M³) | ASKER-F Hardness | Indentation Hardness (kpa) | Tear Strength (KG/CM) | Tensile Strength (KG/CM²) | Elongation (%) | Compression Set (%) | Rebound | Flame Performance | Details |
|---|---|---|---|---|---|---|---|---|---|---|---|
YAS382 View Details & Images + Polyurethane comfort foam for automotive seat cushions, backrests or liner support applications; final fit and performance are reviewed by project. | Black | 35±3 | 30±5 | — | 0.4↑ | 0.8↑ | 100↑ | ≤10 | — | GB8410 ≤100 | View Details & Images +Polyurethane comfort foam for automotive seat cushions, backrests or liner support applications; final fit and performance are reviewed by project. |
YA404C View Details & Images + Polyurethane comfort foam for automotive seat cushions, backrests or liner support applications; final fit and performance are reviewed by project. | Black | 45±5 | 47±5 | — | 0.4↑ | 0.8↑ | 150↑ | ≤10 | — | GB8410 ≤100 | View Details & Images +Polyurethane comfort foam for automotive seat cushions, backrests or liner support applications; final fit and performance are reviewed by project. |
YAS515 View Details & Images + Polyurethane comfort foam for automotive seat cushions, backrests or liner support applications; final fit and performance are reviewed by project. | Black | 50±5 | 45±5 | — | 0.4↑ | 0.8↑ | 150↑ | ≤10 | — | GB8410 A≤100 | View Details & Images +Polyurethane comfort foam for automotive seat cushions, backrests or liner support applications; final fit and performance are reviewed by project. |
YAS652 View Details & Images + Polyurethane comfort foam for automotive seat cushions, backrests or liner support applications; final fit and performance are reviewed by project. | Black | 65±5 | 20±5 | — | 0.2↑ | 0.3↑ | 100↑ | ≤10 | — | GB8410 ≤100 | View Details & Images +Polyurethane comfort foam for automotive seat cushions, backrests or liner support applications; final fit and performance are reviewed by project. |
ESA454 View Details & Images + Comfort and support foam for automotive seats and cushion liners; final performance is validated by project. | Black | 45±4 | — | 3.5±0.5 | ≥0.3 | ≥0.6 | ≥120 | — | ≥50 | ≤100 | View Details & Images +Comfort and support foam for automotive seats and cushion liners; final performance is validated by project. |
ESA552 View Details & Images + Comfort and support foam for automotive seats and cushion liners; final performance is validated by project. | White | 55±5 | — | 4.0±0.5 | ≥0.5 | ≥0.8 | ≥120 | — | ≥40 | ≤100 | View Details & Images +Comfort and support foam for automotive seats and cushion liners; final performance is validated by project. |
ESA8035 View Details & Images + Comfort and support foam for automotive seats and cushion liners; final performance is validated by project. | White | 80±5 | — | 3.5±0.5 | ≥0.3 | ≥0.6 | ≥120 | — | ≥40 | ≤100 | View Details & Images +Comfort and support foam for automotive seats and cushion liners; final performance is validated by project. |
ESA9535 View Details & Images + Comfort and support foam for automotive seats and cushion liners; final performance is validated by project. | White | 95±5 | — | 3.5±0.5 | ≥0.3 | ≥0.6 | ≥120 | — | ≥40 | ≤100 | View Details & Images +Comfort and support foam for automotive seats and cushion liners; final performance is validated by project. |
Automotive Flame-Laminated Foam SeriesExpand / Collapse Product Properties
| Grade | Color | Density (KG/M³) | ASKER-F Hardness | Tear Strength (KG/CM) | Tensile Strength (KG/CM²) | Elongation (%) | Compression Set (%) | Flame Performance | Details |
|---|---|---|---|---|---|---|---|---|---|
ESF255B View Details & Images + Flame-laminated foam for automotive seating or interiors; application and flame-performance requirements are validated by project. | Gray | 25±2 | 70±5 | ≥0.45 | ≥0.8 | ≥120 | ≤8 | ≤100 | View Details & Images +Flame-laminated foam for automotive seating or interiors; application and flame-performance requirements are validated by project. |
ESF284 View Details & Images + Flame-laminated foam for automotive seating or interiors; application and flame-performance requirements are validated by project. | Gray, White | 28±2 | 75±5 | ≥0.3 | ≥0.8 | ≥120 | ≤8 | ≤100 | View Details & Images +Flame-laminated foam for automotive seating or interiors; application and flame-performance requirements are validated by project. |
ESF304 View Details & Images + Flame-laminated foam for automotive seating or interiors; application and flame-performance requirements are validated by project. | Gray, Black | 30±3 | 75±5 | ≥0.3 | ≥0.82 | ≥150 | ≤8 | ≤100 | View Details & Images +Flame-laminated foam for automotive seating or interiors; application and flame-performance requirements are validated by project. |
ESF3575LF View Details & Images + Yellowing-resistant material for projects using light-colored leather; final suitability and yellowing performance are validated by project. | Gray | 35±3 | 80±5 | ≥0.45 | ≥0.8 | ≥130 | ≤8 | ≤100 | View Details & Images +Yellowing-resistant material for projects using light-colored leather; final suitability and yellowing performance are validated by project. |
ESF406 View Details & Images + Flame-laminated foam for automotive door panels; structure and flame-performance requirements are validated by project. | Gray, White | 40±3 | 65±5 | ≥0.4 | ≥0.8 | ≥80 | ≤8 | ≤100 | View Details & Images +Flame-laminated foam for automotive door panels; structure and flame-performance requirements are validated by project. |
ESF554 View Details & Images + Flame-laminated foam for automotive seating or interiors; application and flame-performance requirements are validated by project. | Gray | 55±3 | 55±5 | ≥0.5 | ≥0.8 | ≥150 | ≤8 | ≤100 | View Details & Images +Flame-laminated foam for automotive seating or interiors; application and flame-performance requirements are validated by project. |
SF4050 View Details & Images +Automotive flame-laminated foam; application details and sample imagery require YUNDY confirmation. | Gray | ≥37 | 70±5 | ≥0.5 | ≥1.2 | ≥150 | — | ≤100 | View Details & Images +Automotive flame-laminated foam; application details and sample imagery require YUNDY confirmation. |
Tire Acoustic Foam SeriesExpand / Collapse Product Properties
| Grade | Color | Density (KG/M³) | ASKER-F Hardness | 40% Compression Hardness (N) | Tear Strength (KG/CM) | Tensile Strength (KG/CM²) | Elongation (%) | Compression Set (%) | Flame Performance | Details |
|---|---|---|---|---|---|---|---|---|---|---|
ESF252 View Details & Images + Automotive tire acoustic foam; material suitability and acoustic performance are validated by project. | Black | 25±2 | 55±5 | — | ≥0.3 | ≥0.8 | ≥120 | ≤10 | ≤100 | View Details & Images +Automotive tire acoustic foam; material suitability and acoustic performance are validated by project. |
Y-23 View Details & Images + Automotive tire acoustic foam; material suitability and acoustic performance are validated by project. | Gray | 23±2 | 75±5 | — | ≥0.6 | ≥1.0 | ≥150 | ≤10 | — | View Details & Images +Automotive tire acoustic foam; material suitability and acoustic performance are validated by project. |
SC-30 View Details & Images +Tire acoustic foam used as a sound-absorbing layer inside the tire cavity; final specifications are confirmed by project. Reference Test Details Density (kg/m³) GB/T6343-2009 Specification: 30±3Test Result: 31.5 / 32.8 Elongation (%) GB/T6344-2008 Specification: ≥300Test Result: 473 / 478 / 482 Tensile Strength (kg/cm²) GB/T6344-2008 Specification: ≥1.5Test Result: 1.58 / 1.89 / 1.71 Tear Strength (kg/cm) JISK 6400 Specification: ≥0.7Test Result: 1.16 / 1.20 / 1.12 40% Compression Hardness (N) ISO2439 Specification: 130±15Test Result: 137 / 142 | Black | 30±3 | — | 130±15 | ≥0.7 | ≥1.5 | ≥300 | — | — | View Details & Images +Tire acoustic foam used as a sound-absorbing layer inside the tire cavity; final specifications are confirmed by project. Reference Test Details Density (kg/m³) GB/T6343-2009 Specification: 30±3Test Result: 31.5 / 32.8 Elongation (%) GB/T6344-2008 Specification: ≥300Test Result: 473 / 478 / 482 Tensile Strength (kg/cm²) GB/T6344-2008 Specification: ≥1.5Test Result: 1.58 / 1.89 / 1.71 Tear Strength (kg/cm) JISK 6400 Specification: ≥0.7Test Result: 1.16 / 1.20 / 1.12 40% Compression Hardness (N) ISO2439 Specification: 130±15Test Result: 137 / 142 |
Ventilated Seat Foam SeriesExpand / Collapse Product Properties
| Grade | Color | Density (KG/M³) | ASKER-F Hardness | Tear Strength (KG/CM) | Tensile Strength (KG/CM²) | Elongation (%) | Compression Set (%) | Ventilation Performance | Flame Performance | Details |
|---|---|---|---|---|---|---|---|---|---|---|
ESF284T View Details & Images + Ventilated foam for automotive seats; ventilation performance is validated against the sample structure and project conditions. | Gray | 30±2 | 55±5 | ≥0.4 | ≥0.8 | ≥100 | ≤8 | ≥1400L/dm2/min | ≤100 | View Details & Images +Ventilated foam for automotive seats; ventilation performance is validated against the sample structure and project conditions. |
ESF357T View Details & Images + Ventilated foam for automotive seats; ventilation performance is validated against the sample structure and project conditions. | Gray | 35±3 | 65±5 | ≥0.4 | ≥0.8 | ≥80 | ≤8 | ≥900L/dm2/min | ≤100 | View Details & Images +Ventilated foam for automotive seats; ventilation performance is validated against the sample structure and project conditions. |
ESAR3035PPI View Details & Images + Ventilated foam for automotive seats; ventilation performance is validated against the sample structure and project conditions. | Gray | 30±3 | 35±5 | ≥0.5 | ≥0.7 | ≥160 | ≤8 | ≥2800L/dm2/min | ≤100 | View Details & Images +Ventilated foam for automotive seats; ventilation performance is validated against the sample structure and project conditions. |
YAR35PPI View Details & Images + Ventilated foam for automotive seats; ventilation performance is validated against the sample structure and project conditions. | Black | 26±2 | 65±5 | ≥0.5 | ≥0.7 | ≥100 | ≤8 | ≥2600L/dm2/min | ≤100 | View Details & Images +Ventilated foam for automotive seats; ventilation performance is validated against the sample structure and project conditions. |
YAR40PPIB View Details & Images + Ventilated foam for automotive seats; ventilation performance is validated against the sample structure and project conditions. | Black | 50±3 | 65±5 | ≥0.5 | ≥0.7 | ≥100 | ≤8 | ≥2600L/dm2/min | ≤100 | View Details & Images +Ventilated foam for automotive seats; ventilation performance is validated against the sample structure and project conditions. |
Automotive Battery Support Foam SeriesExpand / Collapse Product Properties
| Grade | Color | Density (KG/M³) | 30% Deformation Resistance | Tear Strength (KG/CM) | Tensile Strength (KG/CM²) | Elongation (%) | PPI | Details |
|---|---|---|---|---|---|---|---|---|
YR24100 View Details & Images + Automotive battery support foam for battery frames and related support products. | White | 22+3/-2 | ≥120g | ≥0.4 | ≥1.5 | ≥180 | 95±10 | View Details & Images +Automotive battery support foam for battery frames and related support products. |
SR2711 View Details & Images + Automotive battery support foam for battery frames and related support products. | White | 27±2 | ≥120g | ≥0.4 | ≥2.0 | ≥240 | 110±10 | View Details & Images +Automotive battery support foam for battery frames and related support products. |
SR28120 View Details & Images + Automotive battery support foam for battery frames and related support products. | White | 30±3 | ≥120g | ≥0.4 | ≥2.0 | ≥240 | 120±10 | View Details & Images +Automotive battery support foam for battery frames and related support products. |
Environmental / Compliance Support
RoHS, REACH, and related requirements can be supported based on the product and customer requirements.
Colors can be customized based on project requirements.