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Quick Details
Specifications
Description
Huitian 7930 MS Sealant (Black) is one component with the major component modified silicone polyether, low viscosity, universal humidity cured sealant. Cured substances combine the advantages of polyurethane (PU) and silicone. Long operate time, low modulus, no primer, high elasticity, can be painted, uvioresistant and excellent weatherablity. It is solvent free, isocyante free, silicon resin free and environmental protection product.
Where to use:
Apply to the joint sealing with long operation and preliminary fixation, such as welding line.
Technical data (for reference)
Before cured | Typical value | Range |
Appearance | White/ black/ grey paste | |
Basic chemical composition | MS polyether | |
Density (g/cm3) | 1.38 | 1.35-1.55 (GB/T13354-1992) |
Tack free time(mins) | 20 | 10-30 (23℃/ 50%RH) |
Pressure flow viscosity (s/10g) | 6 | 5-15 (0.5Mpa, 23℃, 3mm) |
After cured | Typical value | Range |
Curing rate (mm/24h) | 3.0 | 2-4 |
Strength (Mpa) | 1.2 | ≥0.8 (GB/T528-1998) |
Strength at break (%) | 450 | ≥350 (GB/T528-1998) |
Share-A-hardness | 30 | ≥25 (GB/T531-1999) |
Cut strength (Mpa) | 2.0 | ≥1.8 (GB/T528-1998) |
Work temperature (℃) |
| -40-100 |
Temporary work temperature (℃) | 120 |
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Application
Surface preparation
Clean all dirty, dust, loose particles by steel brush and clean all oily things with cleaning agent. All former adhesive must be cleaned out by scraping, paring, friction, jet of strong air or suitable ways. Make sure the surface be clean, free of dust and grease
Cured
Within 24h, cured depth is 2-4mm under the condition of room temperature and 55% humidity. With the increase of curing, the depth is 6 mm in 7 days.
Storage
Stored under dry and airy, 8-28℃ temperature conditions in the original unopened container.
Storage time: 310ml/cartridge 12 months
600ml/sausage 9months
Packing
310ml/cartridge
600ml/sausage
Handling Precautions
1. Not contact sealant with food or cosmetics;
2. Not contact skin for long time about uncured sealant;
3. Rinse eyes with large quantities of water and seek medical check if sealant drops into eyes.
4. Not put sealant out of children
Company profile:
Xuzhou Reliance Engineering Science and Technology Co., Ltd. is located in the national science park of China University of Mining and Technology (CUMT),Xuzhou,Jiangsu,China. We major in the developing, producing and trading sealants. Reliance is willing to join hands with our clients, suppliers and employees to create a prosperous future based on the corporate philosophy: " Reliance for clients, Reliance for suppliers, Reliance for employees" .
Our company independently developed Reliance sealants and we are also the exclusive distributors of Loctite, Henkel, Sika, Wacker, GE, Huitian, Zhijiang, Lida, Deke, etc., which are the famous brands among the home and abroad specialized in polyurethane sealant, MS sealant, silicone sealant, planar sealant, thread locking glue.