Shanghai Sepna Chemical Technology Co.,Ltd
Call us on:+86-021-66310806   E-mail:

Neutral Curing Silicone Sealant For PCB And LED

Silicone adhesive SI1916SI1916 is neutral,off oxime organic silicone sealant. Curing in the room temperature by moisture. can’t heating curing .Good bonding and sealing performance for most materials,

If you are planning to wholesale best cheap and high quality neutral curing silicone sealant for pcb and led China, or hot sale neutral curing silicone sealant for pcb and led in China from professional neutral curing silicone sealant for pcb and led manufacturers and suppliers and factory, please feel free to contact SEPNA, and welcome to check products price with us.

Silicone adhesive SI1916

SI1916 is neutral,off oxime organic silicone sealant. Curing in the room temperature by moisture. can’t heating curing .Good bonding and sealing performance for most materials, protect electronic products in harsh conditions

◆Detailed Product Description


1.Good resistance to moisture, dirt and other atmospheric constituents.

2.Reduce the mechanical stress and tensile force caused by the mechanical, thermal shock and shake.

3.Excellent insulating performance, good resistance to corona.

4.Outstanding aging resistance. The period of validity could be 20-30 years.

5.Stable mechanical and electrical properties( -60-260 ℃ )


Used for PCB circuit board components fixed, appliances sealing, LED applications ,,plastic ,glass bonding,ect.

◆Data Table

Properties before curing

Testing Term

testing standard




Eye test


transparent / black / white / gray


GB/T 10247-2008

25℃,Pa s

500 & Paste


GB/T 13354-92


1.05 /1.25 /1.25/1.35

Touch Dry  Time




Properties after curing


GB/T 531.1-2008

Shore A

20 /35 /35/35

Thermal conductivity

GB/T 10297-1998



Coefficient of expansion

GB/T 20673-2006



Elongation at break

GB/T 528-1998



Tensile strength

GB/T 528-1998



Shear strength

GB 6328-86



Dielectric strength

GB/T 1693-2007



Loss factor

GB/T 1693-2007




GB/T 1693-2007



Volume resistivity resistivity

GB/T 1692-92

(DC500V)Ω· cm

2.00E +16


UL 94

HB /V-0/ V-0/ V-0


①All data above ware tested under standardized condition.

②All data listed in the chart were for rhe generalized item in the series; please refer to the related datasheet for  special items.

③Storage condition has a direct impact to the products’ shelf life, Please refer to the instruction for special items’ storing.


1.Cleaning: cleaning the surfaces that to be glued and coated, removing the rust, dust, greasy dirt and other foreign matter and substance.

2.Gluing: cutting nozzle to the required angle, extruding the liquid cement to the cleaned surface and making it well-distributed, then folding and fixing the glued surfaces.

3.Curing: placing the glued or sealed components in the air to make them cured naturally.

◆Package and Storage


310ml cartridge, 25pcs/carton                        



Keep in cool and ventilative place Temperature≤25℃, humidity≤50%RH                   

Shelf life: 12 months (Confirming the condition of the products that out of deadline before using.)

Transport as non-dangerous Article.

◆Safety Operation Material

MSDS isn't included here. Please read TDS, MSDS and label carefully before operation.You can get MSDS from Sepuna or other distributors, or mail to service center, or call +86-400-882-1323.

◆Product Warranty

All product properties and application details based on information believe to be reliable and accurate. But you still need to test its property and safety before application. The advices we supply don't apply in any circumstances. Sepuna don't make assurance of any other applications outside the specification until Sepuna supply a special written guarantee. Sepuna is only responsible to replace or refund if this product is defective within the warranty period stated above. Sepuna makes it clear that will not be liable of any accidents.

Hot Tags: neutral curing silicone sealant for pcb and led, China, manufacturers, suppliers, factory, wholesale, cheap, high-quality, price, best, hot sale, in China
Related Products

Product Categories

Fast Track

  • Feedback
    Shanghai Sepna Chemical Technology Co.,Ltd welcomes your comments! Please fill this form to give us feedback or report any problem when experiencing our website.
  • Quick Navigation
  • Contact Us
    Address: No.1129,Denghui Road,Minhang District,Shanghai,China
    Tel: +86-021-66310806    
    Fax: +86-021-66310906    
Copyright © Shanghai Sepna Chemical Technology Co.,Ltd