Compact Anti Scratch PU Integral Skin Foam Cushion Armrest

Outer Integral Skin Foam Layer

 Density 450 to 600 kg/m3, Shore A 65 to 80; Wear-resistant, scratch-proof, pressure-resistant, and non-peeling.

Internal Foam Core Layer

 Density 180 to 240 kg/m3, Shore A 35 to 45; Soft, supportive, and ergonomic arm cushioning.

Overall Assembly Average Density

 200 to 280 kg/m3; Semi-rigid feel balancing structural strength with tactile comfort.

Abrasion Resistance

 Withstands 5000 cycles of steel wool reciprocating friction without base exposure or cracking.

Compression Permanent Set

 5% or lower (Tested at 50 degrees C under constant pressure for 22 hours); Resists permanent sagging.

Tear Strength

 3.5 N/mm or higher; Prevents edge tearing during flexing, installation, or torque locking.

Resilience Rate

 48% or higher; Rapid spring-back recovery after arm release with zero indentations.

Flammability Rating

 GB 8410-2017 and FMVSS 302 automotive interior flammability compliant.

Odor & VOC Level

 Grade 3 or lower low-VOC odor rating, meeting passenger vehicle eco-standards.

Operating Temperature

 -40 to 90 degrees C; Non-sticky under summer sun exposure and non-brittle in extreme winter cold.

Humid-Heat Resistance

 Passes 500 hours cycle testing at 70 degrees C and 95% RH without cracking, discoloration, or mold growth.

Stain Resistance & Cleaning

 Dense, non-porous skin surface prevents liquid penetration and wipes clean easily with wet towels.