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

Baerlocher BAEROPAN BPS MS 633 B Lead Stabilizer

Baerlocher BAEROPAN BPS MS 633 B is a high-performance lead-based thermal stabilizer for rigid PVC applications. It delivers excellent long-term heat stability, low volatility, and superior fusion control. Designed for extrusion and calendering processes, it ensures consistent color retention and minimal plate-out. Widely used in pipes, profiles, and sheets where regulatory compliance and processing efficiency are critical.
  • baerlocher baeropan bps ms 633 b lead stabilizer_96d54b87
  • baerlocher baeropan bps ms 633 b lead stabilizer_96d54b87

Features Of Baerlocher BAEROPAN BPS MS 633 B Lead Stabilizer

  1. High thermal stability for extended processing windows in rigid PVC extrusion and calendering.

  2. Excellent long-term color retention, minimizing yellowing during high-temperature fabrication.

  3. Optimized synergistic performance with co-stabilizers such as epoxidized soybean oil (ESBO) and polyols.

  4. Low volatility and minimal plate-out tendency, ensuring consistent surface quality and die cleanliness.

  5. Proven compatibility with a broad range of PVC resins, including suspension and micro-suspension grades.

Typical Applications Of Baerlocher BAEROPAN BPS MS 633 B Lead Stabilizer

  1. Rigid PVC profiles for window frames and door systems.

  2. PVC pipes and fittings for pressure and non-pressure applications.

  3. Calendered PVC sheets used in flooring and wall coverings.

  4. Extruded PVC siding and cladding materials.

  5. Technical compounds requiring balanced initial color and long-term stability.

Specifications Of Baerlocher BAEROPAN BPS MS 633 B Lead Stabilizer

Chemical TypeLead-based mixed metal stabilizer (Pb/Ba/Zn system)
Product FormFree-flowing granules
AppearanceLight beige to pale yellow granules
Primary ApplicationsRigid PVC extrusion, calendering, and injection molding
Key FeaturesThermal stability, color hold, low plate-out, resin compatibility
BenefitsExtended processing safety, reduced scrap rates, improved surface finish
Storage ConditionsStore in cool, dry place; protect from moisture and direct sunlight
Shelf Life24 months under recommended storage conditions


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