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

Sun Ace SAK-BZ256 Barium Zinc Stabilizer

SunAce SAK-BZ256 is a high-performance barium zinc stabilizer from SunAce’s SAK series, engineered for PVC processing to deliver exceptional thermal stability, low volatility, and superior long-term color retention. It replaces toxic heavy-metal stabilizers, ensuring compliance with RoHS and REACH. Widely used in rigid PVC pipes, profiles, and cables, it offers balanced lubricity and synergistic efficiency with co-stabilizers.
  • sun ace sak bz256 barium zinc stabilizer_98d41f60
  • sun ace sak bz256 barium zinc stabilizer_98d41f60

Features Of Sun Ace SAK-BZ256 Barium Zinc Stabilizer

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

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

  3. Low volatility and minimal plate-out tendency, ensuring consistent die performance and surface quality.

  4. Barium-zinc synergistic formulation offering balanced initial color and durability without heavy-metal restrictions.

  5. Good compatibility with common PVC resins, plasticizers, and co-stabilizers such as epoxidized soybean oil (ESBO).

Typical Applications Of Sun Ace SAK-BZ256 Barium Zinc Stabilizer

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

  2. PVC pipes and fittings used in construction and municipal water distribution.

  3. Flexible PVC flooring and wall coverings requiring low migration and odor control.

  4. PVC-based automotive interior trims and under-hood components.

  5. Medical-grade tubing and packaging films where regulatory compliance and clarity are critical.

Specifications Of Sun Ace SAK-BZ256 Barium Zinc Stabilizer

Chemical TypeBarium-zinc carboxylate complex
Product FormFree-flowing white to off-white powder
AppearanceFine, homogeneous granular powder
Primary ApplicationsRigid and semi-rigid PVC compounds
Key FeaturesHeavy-metal-free (Cd/Pb-free), RoHS-compliant formulation
BenefitsEnhanced melt stability, reduced processing defects, improved final product clarity
Storage ConditionsStore in cool, dry place below 30°C; keep container tightly sealed
Shelf Life24 months from date of manufacture under recommended storage


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