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

LAN-XESS Rhenogran ZEPC-70 Accelerator

LAN-XESS Rhenogran ZEPC-70 is a zinc-based ultra-accelerator for sulfur-cured rubber compounds, offering fast cure kinetics and excellent scorch safety. Part of LAN-XESS’s Rhenogran accelerator series, it ensures high vulcanization efficiency in NR, SBR, and BR systems while maintaining good physical properties and low blooming tendency.
  • lan xess rhenogran zepc 70 accelerator_9a63b837
  • lan xess rhenogran zepc 70 accelerator_9a63b837

Features Of LAN-XESS Rhenogran ZEPC-70 Accelerator

  1. High scorch safety for extended processing window in high-temperature rubber compounding.

  2. Excellent vulcanization efficiency with fast cure onset and short optimal cure time.

  3. Good compatibility with natural rubber (NR), styrene-butadiene rubber (SBR), and butadiene rubber (BR).

  4. Low volatility and minimal bloom tendency, ensuring surface quality and long-term storage stability.

  5. Free-flowing granular form enabling precise dosing and dust-free handling in automated production lines.

Typical Applications Of LAN-XESS Rhenogran ZEPC-70 Accelerator

  1. Tire treads and sidewalls requiring balanced cure kinetics and heat resistance.

  2. Industrial rubber goods including conveyor belts, hoses, and rolls.

  3. Automotive non-tire components such as engine mounts, bushings, and vibration dampers.

  4. Rubber-to-metal bonded parts demanding consistent crosslink density and adhesion stability.

  5. General-purpose molded and extruded rubber products processed on high-speed lines.

Specifications Of LAN-XESS Rhenogran ZEPC-70 Accelerator

Chemical TypeBis(benzothiazolyl) disulfide (MBTS derivative)
Product FormFree-flowing granules
AppearanceLight yellow to pale amber granules
Primary ApplicationsNatural rubber, SBR, BR-based compounds
Key FeaturesScorch-safe, fast-curing, low-bloom accelerator
BenefitsImproved process safety, enhanced productivity, consistent vulcanizate properties
Storage StabilityStable under dry, cool conditions (<25 °C, <60% RH)
Recommended Loading Range0.5–1.5 phr (parts per hundred rubber)


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