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Materials: Dow Corning
Sealant Dow Corning HM-2500


A reactive Hot Melt silicone sealant that has immediate strength and crosslinks into a neutral cure RTV sealant.


Material Safety Data Sheet - Dow Corning HM-2500 Technical Data Sheet - Dow Corning HM-2500

Operating temperatures

-45°C +150°C


50g 304ml 18kg 205kg
  • Applications
  • Advantages
  • Features



Instant Green Strength
100% Silicone
Low VOC (exempt in CA)
Safe to handle – nonhazardous composition and by-products
Neutral Cure RTV
Adheres to most common substrates
Open time up to 15 minutes
Pot life up to 24 hours
Service temperatures from –50 to 300° F (-45 to 150°C)
Can be used with standard hot melt dispensing equipment
Excellent clarity


Dow Corning HM-2500 Assembly Sealant is designed for use as an assembly sealant. This product utilizes hot-melt technology to dispense the material which utilizes silicone technology to achieve instant green strength when dispensed and cures to strong moisture cured silicone sealant.


  • Neutral curing system
Стандарт Показатель Ед. изм. Значение
Внешний вид (консистенция)Текучая жидкость
°СДиапазон рабочих температурот -45 до +150
CTM 0243минВремя до образования первичной пленки15
ASTM D 412МПаПредел прочности на разрыв2,41
ASTM D 412%Относительное удлинение при разрыве1000
ASTM C 661Твердость по Шору А60
CTM 0044г/млУдельный вес1,06
МПаМодуль упругости0,24
днейСрок годности360