ST 587 Silicone Surface Sealant

ST587 silicone surface sealant is a one-component, high-performance, neutral-curing adhesive. It exhibits excellent adhesion to most metal surfaces, including aluminum alloys, cast iron, and stainless steel. It is resistant to high temperatures and various lubricating oils, and can be widely used for surface bonding and sealing in various engines, transmissions, axles, drive systems, braking systems, oil pans, and other applications.

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Main uses

Surface bonding and sealing of components such as engines, transmissions, axles, drive systems, braking systems, and oil pans;

Adhesive sealing of oil seal components in the fields of electronics, machinery, and shipbuilding;

Other suitable bonding and sealing applications for this product in the industrial field;

Packaging

Packed in 300ml plastic tubes or 5 - gallon plastic buckets.

Storage and Shelf Life

Store in a well-ventilated and dry place at 5-25℃, avoiding direct sunlight. Shelf life is 6 months.

Safety Precautions

This product is non-toxic once fully cured, but contact with eyes should be avoided before curing. If contact with eyes occurs, rinse thoroughly with plenty of water and seek medical attention immediately. Uncured products should be kept out of reach of children.

Testing items	Technical indicators	Testing standards
Yan color	Black, silver-gray
Curing method	Moisture curing
Operating temperature ( °C )	-40 ~ 260 ℃
Surface drying time (min)	3 ~ 8	GB/T 13477-2002
Density ( g/ ^cm³)	1. 35 ±0.05	GB/T 13477-2002
Hardness (Shore A)	35 ~ 45	GB/T 531-2009
Tensile strength ( MPa )	≥ 1.8	GB/T 528-2009
Elongation at break ( % )	≥ 300	GB/T 528-2009
Shear strength ( MPa )	≥1.0	GB/T 7124-2008