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

LAN-XESS SANTOWEB D Processing Aid

LAN-XESS SANTOWEB D is a high-performance processing aid from LANXESS’s SANTOWEB series, designed to enhance dispersion, reduce viscosity, and improve filler incorporation in rubber and polymer compounds—especially for silica-reinforced tire treads and technical elastomers. It boosts processing efficiency, scorch safety, and final mechanical properties without compromising cure kinetics.
  • lan xess santoweb d processing aid_a79b99d1
  • lan xess santoweb d processing aid_a79b99d1

Features Of LAN-XESS SANTOWEB D Processing Aid

  1. Enhances melt flow stability during extrusion and injection molding of thermoplastic polymers.

  2. Reduces die swell and improves dimensional consistency in profile and sheet extrusion.

  3. Minimizes melt fracture and surface defects such as shark skin or orange peel.

  4. Compatible with polyolefins including PP, HDPE, and LDPE without compromising mechanical properties.

  5. Thermally stable up to 300 °C, supporting high-speed processing conditions.

Typical Applications Of LAN-XESS SANTOWEB D Processing Aid

  1. Extruded profiles for automotive interior trim and structural components.

  2. Thin-gauge polypropylene sheets used in thermoforming applications.

  3. High-output pipe and tubing extrusion lines.

  4. Injection-molded technical parts requiring high surface finish and tight tolerances.

  5. Multi-layer coextrusion films where interlayer adhesion and melt uniformity are critical.

Specifications Of LAN-XESS SANTOWEB D Processing Aid

Chemical TypeFluoropolymer-based processing aid
Product FormPellets
AppearanceOff-white to light beige cylindrical pellets
Primary ApplicationsExtrusion and injection molding of polyolefins
Key FeaturesMelt flow enhancement, die lubrication, surface defect suppression
BenefitsIncreased line speed, reduced scrap rate, improved part aesthetics
Recommended Dosage0.05–0.3 wt% relative to base polymer
Storage ConditionsStore in dry, cool conditions (≤25 °C); protect from moisture and direct sunlight


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