SiSiB® SiE6255 is a silicone-based thermoplastic elastomer via dynamic vulcanization, with 1–3μm vulcanized silicone particles in TPU matrix, offering soft silky touch, good mechanics/chemical resistance/processability for extrusion use.
Silky-soft surface feel
Excellent stain and dust resistance
Plasticizer-free and non-migrating
Easy demolding and trim removal
Outstanding adhesion to PC, ABS, PVC
Compatible with laser marking, screen printing, pad printing, spraying
High resilience; Shore A hardness range: 55-90
Appearance: | White to off-white pellets | |
Hardness (Shore A): | 55 | ISO 868: 2003 |
Specific Gravity: | 1.18 | ISO 1183-1: 2019 |
Melt Flow Index: | 23.6 | ISO 1133-1: 2011 |
(g/10min,10kg, 190°C) | ||
Elastic Modulus (MPa): | 4.41 | ISO 37: 2017 |
Tensile Strength (MPa): | 6.0 | ISO 37: 2017 |
Elongation at Break (%): | 578 | ISO 37: 2017 |
100% Modulus (MPa): | 2.1 | ISO 37: 2017 |
100% Elastic Recovery (%): | 92 | ISO 37: 2017 |
Tear Strength (kN/m): | 33 | ISO 34-1: 2015 |
These values are typical and not intended for specification purposes.
SiSiB® SiE6255 is recommended for use in the extrusion of soft-touch components that require durability, cleanliness, and high flexibility. It is especially suitable for products such as headphone cables, synthetic leather films, and other skin-contact film materials where both tactile comfort and surface cleanliness are critical.
SiSiB® SiE6255 is supplied in 25 kg paper-plastic composite bags with a PE inner liner for moisture protection.
In the original unopened packaging, SiSiB® SiE6255 has a shelf life of 24 months in a cool and well-ventilated place.