Chengdu Guibao Science & Technology Co., Ltd.,

White Silicone Sealant Good Unprimed Adhesion To Wide Range Substrates

Product Details:
Place of Origin: CHINA
Brand Name: GUIBAO
Certification: ISO, SIRIM
Model Number: 996
Payment & Shipping Terms:
Minimum Order Quantity: 2000 pcs
Price: Negotiable
Packaging Details: Cartridges (net 300ml),24 pieces to a carton, and sausages (net 500ml),20 pieces to a carton.
Delivery Time: 4 working days
Payment Terms: T/T
Supply Ability: 20000 pcs/4 working days
  • Detail Information
  • Product Description

Detail Information

Usage: Construction Type: One Part, Neutral Cure
Color: White,black,grey Shelf Life: 12 Months
Application: Weather And Waterproofing Seal Of High-end Window & Door, And Simple Curtain Wall Appearance: Smooth Paste Without Bubble Or Particles,uniform Paste
Quality: High Feature: Excellent Sealing
High Light:

all weather silicone sealant

,

exterior silicone sealant

Product Description

Silicone Weatherproofing Sealant Class 25

 

General purpose, neutral cure silicone sealant for general sealing, general glazing, waterproofing applications

 

TYPICAL PROPERTIES

 

These values are not intended for use in preparing specifications.

Test Method Property Unit Standard Result
GB/T 13477 (ISO 7390) Slump mm

≤3

≤3

0

0

GB/T 13477 (ISO 8394) Extrusion rate ml/min. ≥80 418
GB/T 13477 (ASTM D2377) Tack free time h ≤3 0.7
GB/T 13477 (ISO 7389) Extension recovery % ≥80 90
GB 16776 (ISO 10563) Weight loss % ≤10 7
GB/T 13477 (ISO 8339) Tensile Modulus MPa >0.4  
GB/T 13477 (ISO 11600) Movement capability % ±25 ±25
JC/T 485 Adhesion after UV exposure  

No failure

No failure
GB/T 13477 Adhesion at fixed stretch  

No failure

No failure
GB/T 13477 Adhesion after heat contract and cold extension  

No failure

No failure
GB/T 13477 Adhesion after water immersion  

No failure

No failure

*GB: Chinese National Standard

JC/T: Chinese Recommended Standard for Construction Materials

ASTM: American Society for Testing and Materials

ISO: International Standardization Organization

 

FEATURES

 

One part, neutral cure.

Easy of application.

Non-corrosive.

Good weatherability and resistance to UV radiation ,heat and humidity, and ozone.

Excellent resistance to temperature extremes, unaffected performance from –50 ℃ to +150 ℃.

Good unprimed adhesion to wide range of substrates.

Good compatibility with other neutral silicone sealants.

 

COLOURS

 

GB 996 is available in black, gray, white and other customized colours.

 

BASIC USES

 

GB 996 Neutral Silicone Sealant is formulated for weather and waterproofing seal of high-end window & door, and simple curtain wall.

 

PACKAGING

 

GB 996 is available in disposable cartridges (net 300ml),24 pieces to a carton, and sausages (net 500ml),20 pieces to a carton.

 

SPECIFICATIONS

 

GB 996 is designed to meet or even exceed the requirement of:

Chinese national standard.

GB/14683-2003 25HM.

Complies with ASTM C 920.

 

STORAGE AND SHELF LIFE

 

GB 996 should be stored in original unopened containers. It has a shelf life of 12 months from the date of manufacture.

 

LIMITATIONS

GB 996 should not be applied:

For structural glazing.

To the materials that bleed oils , plasticizers or solvents, such as impregnated wood, oil-based caulks.

In totally confined spaces as sealant requires atmospheric moisture for cure.

To frost laden or damp surfaces.

For continuous water immersion.

When surface temperature below 4℃ or over 50℃.

 

HOW TO USE

 

Surface Preparation

Clean all joints removing all foreign matter and contaminants such as oil, grease, dust, water, frost, old sealants, surface dirt, or glazing compounds and protective coatings.

 

Application Method

Mask areas adjacent to joints to ensure neat sealant lines. Apply GB 996 in a continuous operation using dispensing guns. Before a skin forms, tool the sealant with light pressure to spread the sealant against the backing materials and joint surfaces. Remove masking tape as soon as the bead is tooled.

 

TECHNICAL SERVICES

Complete technical information and literature, adhesion testing and compatibility testing are available from Guibao.

 

SAFETY INFORMATION

 

GB 996 is a chemical product, not edible, no implantation into body and should be kept away from children.

Cured silicone rubber can be handled without any risk to health.

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

Avoid prolonged exposure of skin to uncured silicone sealant.

Good ventilation is necessary for work and cure places.

 

DISCLAIMER

 

The information presented herein is offered in good faith and is believed to be accurate. However, because conditions and methods of using our products are beyond our control, this information should not be used in substitution for customer’s tests to ensure that our products are safe, effective, and fully satisfactory for intended specific applications.

 

Get in touch with us

Enter Your Message

You Might Be Into These