Guangzhou Eric Wei Chemical Co., Ltd.
Guangzhou Eric Wei Chemical Co., Ltd.

Lubrizol PEARLBOND 550 Thermoplastic Polyurethane

Lubrizol PEARLBOND 550 is a thermoplastic polyurethane (TPU) resin engineered for high-clarity, abrasion-resistant coatings and overmolding applications. It offers excellent melt processability, strong substrate adhesion, and outstanding flexibility at low temperatures. Designed for extrusion and injection molding, this TPU delivers consistent pearlescent effects and superior chemical resistance without compromising toughness or elasticity.
  • lubrizol pearlbond 550 thermoplastic polyurethane_cfd3931a
  • lubrizol pearlbond 550 thermoplastic polyurethane_cfd3931a

Features Of Lubrizol PEARLBOND 550 Thermoplastic Polyurethane

  1. Excellent melt processability for extrusion, injection molding, and blow molding.

  2. Outstanding abrasion resistance and mechanical toughness across a wide temperature range.

  3. Good adhesion to common engineering thermoplastics and coated substrates.

  4. Low-temperature flexibility with retained elasticity down to –30 °C.

  5. Reprocessable and recyclable—supports circular economy initiatives without significant property loss.

Typical Applications Of Lubrizol PEARLBOND 550 Thermoplastic Polyurethane

  1. Overmolding of rigid plastic components in consumer electronics housings and tool handles.

  2. Flexible grips and ergonomic surfaces for power tools and medical devices.

  3. Sealing and gasketing solutions requiring dynamic compression set resistance.

  4. High-performance automotive interior trim components subject to repeated flexing.

  5. Wear-resistant linings and protective coatings for industrial rollers and conveyors.

Specifications Of Lubrizol PEARLBOND 550 Thermoplastic Polyurethane

Chemical TypeAliphatic polyester-based thermoplastic polyurethane (TPU)
Product FormPellets
AppearanceOff-white to light tan, free-flowing pellets
Primary ApplicationsOvermolding, soft-touch surfaces, flexible seals, wear-resistant components
Key FeaturesMelt-processable, excellent adhesion, high elasticity, low-temperature performance
BenefitsReduced assembly steps, improved part durability, design freedom for multi-material integration
Density (g/cm³)1.18–1.20
Melt Flow Index (230 °C/2.16 kg, g/10 min)10–14


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