Chengdu Guibao Science & Technology Co., Ltd.,

GB/T 13477 888A Guibao Silicone Sealant For Solar Modules

Product Details:
Place of Origin: CHINA
Brand Name: GUIBAO
Certification: Rohs, UL
Model Number: 888A
Payment & Shipping Terms:
Minimum Order Quantity: 600ml: 2000pcs 310ml: 720pcs
Price: Negotiable
Packaging Details: Sausage :590ml or Cartridge : 310ml, Drum:25kg/250kg
Delivery Time: 4 work days
Payment Terms: T/T
Supply Ability: 20000pcs/4 work days
  • Detail Information
  • Product Description

Detail Information

Color: White,Black And Other Customized Colors Certificate: UL
Application: Solar PV Modules Frame Bonding Junction Box: Junction Box Bonding
Key Words: Jubction Box , Solar PV Modules Frame, UL Characteristic: High Quality
High Light:

GB/T 13477 Guibao Silicone Sealant


888A Guibao Silicone Sealant


888A sealant

Product Description

Indusrial Silicone Sealant for Solar Modules Solar Panel Sealant


GB 888A silicone sealant for solar modules is specially designed for the following purposes

Sealing and bonding the frames of solar modules

Sealing and boning the junction boxes of solar modules




UL certified

Excellent resistance to UV radiation

Stable and flexible from -50℃ to +180℃

Excellent electrical insulation performance

Protects from mechanical shocks and chemical mediators

Excellent weatherability and ozone resistance




These values are not intended for use in preparing specifications.

Test Method Property Unit Result
/ Appearance   White or Black/paste/thixotropic
GB/T 13477 Slump mm 0
GB/T 13477 Tack free time min. 10-30
/ Cure rate mm/24h 2.4
GB/T 531.1 Hardness Shore A 40-60
GB/T 528 Tensile strength Initial strength MPa 2.3
85℃,85% RH,1000h MPa 1.9
GB/T 528 Elongation at break Initial strength 297
85℃,85% RH,1000h 360
GB/T 7124 Shear strength MPa 1.6
GB/T 1695 Dielectric breakdown strength kV/㎜ 26
GB/T 1692 Volume resistivity Ω·cm 7.4×1015
GB/T 2048 Fire resistance rate Combustion performance   HB





























GB 888A should be stored in a cool and dry place .It has a shelf life of 12 months from the date of manufacture.

GB 888A is solvent free, non-hazardous for transportation.




Apply a bead of GB888A to one of the prepared surfaces, then quickly cover with the other substrate be bonded and remove the excess sealant

Tool immediately before a skin forms

A plug of used material may form in the tip of a tube or cartridge during storage. This is easily removed and does not affect the remaining contents.

Air pressure should be maintained at 0.2~0.4MPa when using pneumatic gun.




GB 888A is a chemical product, not edible, no implantation into body and should be kept away from children.

Should uncured silicone sealant contact with eyes, rinse thoroughly with water and seek medical treatment if irritation persists.

Avoid prolonged periods of exposure of skin to uncured silicone sealant.

Good ventilation is necessary for work and cure places.




Guibao has been certified by ISO9001, ISO14001 and OHSAS18001. The whole production process goes strictly in conformity with the regulations of the three systems.



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