rubber additives insoluble sulfur ot20 timely delivery
rubber additives insoluble sulfur ot20 timely delivery
rubber additives insoluble sulfur ot20 timely delivery
rubber additives insoluble sulfur ot20 timely delivery
rubber additives insoluble sulfur ot20 timely delivery
  • What is HS ot20 soluble sulfur used for?
  • HS OT20 Insoluble Sulfur is used as a vulcanizing agent for rubber compounds. Use of insoluble sulfur prevents migration (bloom) of sulfur from uncured rubber compounds stock. This allows good building tack and fewer flow lines in compression cured parts.
  • Does crystextm HD OT 20 revert to soluble sulfur?
  • CrystexTM HD OT 20 is a metastable product which can revert to soluble sulfur if not stored under proper conditions. Reversion of CrystexTM HD OT 20 to soluble sulfur is also catalyzed by alkaline products. The presence of alkaline accelerators can be critical. CrystexTM HD OT 20 is a special grade with improved flowability and dispersibility.
  • Will crystextm HS OT 20 de-polymerize to soluble sulfur?
  • At vulcanization temperatures CrystexTM HS OT 20 will de-polymerize to soluble sulfur and will behave similar to "Rubber Maker's" sulfur. CrystexTM HS OT 20 is a metastable product which can revert to soluble sulfur if not stored under proper conditions.
  • What is insoluble sulfur?
  • h temperature condition 120"Cx15min .Insoluble sulfur is a new rubber vulcanizing agent with which high quality of rubber products can be improved and the defe fur can be made up.Product AdvantageNo blooming during the storage of rubber, keeping the performance of rubber composition to avoid ba
  • What causes crystextm to revert to 'rubber maker's' sulfur?
  • Amines and other alkaline vapors can cause CrystexTM to revert to "Rubber Maker's" sulfur at any temperature. High temperatures will also cause Crystex revert to "Rubber Maker's" sulfur. When stored in closed containers below 20°C the reversion rate is less than 1%/year. Reversion of CrystexTM could result in sulfur bloom of uncured rubber.
  • How does insoluble sulfur affect cured parts?
  • Use of insoluble sulfur prevents migration (bloom) of sulfur from uncured rubber compounds stock. This allows good building tack and fewer flow lines in compression cured parts. Insoluble sulfur slowly converts to standard sulfur above 220°F (or very rapidly at curing temperatures) so there is no effect on sulfur migration in cured parts.

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