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

Baerlocher BAEROPAN BPS MS 638 R/1 Lead Stabilizer

Baerlocher BAEROPAN BPS MS 638 R/1 is a high-performance lead-based thermal stabilizer designed for rigid PVC applications including pipes, profiles, and sheets. It offers excellent long-term heat stability, low volatility, superior fusion control, and consistent color retention. This premium-grade formulation ensures reliable processing and enhanced final product quality in demanding extrusion and injection molding operations.
  • baerlocher baeropan bps ms 638 r 1 lead stabilizer_4448c7e8
  • baerlocher baeropan bps ms 638 r 1 lead stabilizer_4448c7e8

Features Of Baerlocher BAEROPAN BPS MS 638 R/1 Lead Stabilizer

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

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

  3. Optimized lubricity balance—reduces die buildup and improves surface finish of finished profiles.

  4. Compatible with common PVC formulations including those containing calcium carbonate, titanium dioxide, and processing aids.

  5. Low volatility and minimal plate-out tendency, supporting consistent production uptime and reduced maintenance intervals.

Typical Applications Of Baerlocher BAEROPAN BPS MS 638 R/1 Lead Stabilizer

  1. Rigid PVC window profiles and door frames.

  2. PVC siding and cladding panels.

  3. Extruded PVC pipes and fittings (non-pressure applications).

  4. Calendered PVC flooring and wall coverings.

  5. Injection-molded PVC technical parts requiring dimensional stability and surface clarity.

Specifications Of Baerlocher BAEROPAN BPS MS 638 R/1 Lead Stabilizer

Chemical TypeLead-based mixed metal stabilizer (Pb/Ba/Zn system)
Product FormFree-flowing granules
AppearanceCream to light yellow granules
Primary ApplicationsRigid and semi-rigid PVC extrusion, calendering, and injection molding
Key FeaturesThermal stability, color hold, lubricity control, low plate-out
BenefitsExtended processing safety margin, improved surface quality, reduced downtime
Recommended Dosage Range3.0–5.0 phr (parts per hundred resin)
Storage ConditionsStore in cool, dry place; keep container tightly closed


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