TremGlaze S900

TremGlaze® S900 is a high-performance, multi-component reactive silicone sealant designed for automated back bedding of window and door products. This 100% neutral curing silicone is ideally suited for the high demands associated with window and door fabrication with its tenacious adhesion and quick curing nature.

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Product Type

Reactive Silicone Back Bedding Sealant

TremGlaze S900 | Fast-Curing Reactive Silicone for Back Bedding

TremGlaze S900 is a high-performance, two-part reactive silicone sealant formulated for automated back bedding of window and door systems. This 100% neutral-curing silicone delivers fast curing, tenacious adhesion, and excellent green strength, making it ideal for in-plant fabrication and high-speed production environments. Its stability helps reduce sash distortion and smearing, enabling smooth and efficient unit handling.

Product Description

Designed to meet the demands of large-scale window and door manufacturing, TremGlaze S900 offers fast green strength in just 5 to 6 minutes and cures substantially within 24 hours. It improves product handling and fabrication efficiency while delivering consistent, reliable sealing for a wide range of substrates. The simple 1:1 mix ratio allows for compatibility with dispensing equipment, streamlining the production process and improving throughput.

Key Benefits

  • Quick green strength supports productivity and fast unit transfer
  • 1:1 mix ratio ensures simple integration into existing equipment
  • Reduces sash distortion and smearing in high-speed lines
  • Fast cure profile — green strength in 5–6 minutes, full cure in 24 hours
  • Stable and high-performing in automated fabrication environments

Common Applications

  • Window and door manufacturing
  • In-plant back bedding applications

Storage & Packaging

Supplied in dual cartridges or pails for use with metered dispensing systems. Store indoors in a cool, dry place for best performance.

Product Properties

Property Value
ASTM C661: Shore A Hardness 20–30
ASTM D412: Maximum Elongation 200–300%

Also explore Vulkem 445SSL for horizontal expansion joint sealing. Visit Tremco for a full portfolio of building sealants.