Origin

China

Hot melt butyl sealant

Butyl Sealant for Insulating Glass Primary Seal
Description
DJ 818 is a one-part, solvent-free, fog-free, unsulfurized, permanent plastic first sealant based on polyisobutyl for insulating glass. DJ818 keeps plastic and sealing over a wide temperature range and not crack and harden for sealant surface. It has good adhesion to glass, aluminum alloy, zinc plating steel, stainless steel and etc. It could form an excellent humid proof system with elastic sealant.

Application
Clean and dry adhesion surface to get rid of dirty, oily things. DJ 818 is applied by special hot-melt butyl extrusion machine. The extrusion condition could be satisfied through temperature and pressure adjustment, for example temperature could be adjusted over the range of 100℃～130℃. The environment temperature should not be lower than 10℃ in application.

Typical properties
Color: Black
Specific gravity 1.20～1.30g/cm3
Solid content 100%
Temperature resistant -40℃～130℃
Maximum temperature bearable 160℃
Working temperature range -20℃～80℃
Ultra-Violet Irradiation' pass GB11944
Dew point pass GB11944

Standard
DJ 818 conforms to JC/T 914-2003

Packaging
This product should be packed by paper container,6kg/ barrel (diameter 180mm, height 250mm, supply according to customer require)
Storage: -10℃～35℃, shelf life of 24 months
DJ 818 is not dangerous products and could be transported by train, automobile, ship and airplane.
Notes:
The relative parameter, specially the application hints, is proposed based on testing and experiments. We don't recommend this document as customer's not necessary to do testing for our product due to different material and application conditions. If necessary, please contact our technical service team.

Optional Information
- HS Code : 3506 Prepared Glues and Other Prepared Adhesives, Products Suitable for Use as Glues