Have you ever seen such a phenomenon?
Significant shrinkage cracks appear in the glue joints of doors, windows and curtain walls.
The silicone sealant becomes hard and brittle or even pulverized.
Oil flow and rainbow phenomenon appeared in the insulating glass.
What is the reason for this?
The direct reason is that the curtain wall doors and windows use silicone sealant filled with mineral oil, referred to as Oil-extended sealant.
In this issue of news, BM will discuss with you the secrets about Oil-extended sealant.
Post time: Jul-26-2023