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Parameter Table of Two-Component Silicone,Condensation Type

Model Features Proportion 25℃

Mix Ratio

Operating time/25℃ Hardness Shore A Tensile strength MPa≥ Volume resistivity Ω•cm≥ Temperature
2301

Low viscosity

1.00±0.05 10:1 60 10±5 0.8 5.0×1014 -40~200
2302B/W

General purpose

1.15±0.05 10:1 40 30±5 1.0 5.0×1014 -40~200
2302T

Transparent

1.00±0.05 10:1 60 10±5 0.8 5.0×1014 -40~200
2302M

Matted

1.10±0.05 10:1 40 25±5 1.0 5.0×1014 -40~200
2339B/W

General purpose

1.15±0.05 10:1 40 20±5 1.0 5.0×1014 -40~200
2798

specially for modes

1.10±0.05 100:5 40 20±5 0.8 5.0×1014 -40~200

Directions for use :

1, Surface cleaning: clean the surface to be embedded, remove rust, dust, oil and so on,keep clean and dry.
2,Adhesive preparation and embedment: mixing componen (usually part A ) in the original packaging before weighing, then according to the ratio and the actual quantity needed,
weigh out the corresponding A, B component, stir well in a clean container.To ensure a void-free embedment,vacuum deairing is recommended. A residual pressure of 1-5mm mercury applied of 5-10  minutes will be sufficiently. When potting, carefully pour the mixture along a certain position of component to be sealed. Vacuum potting is recommended for high-voltage electrics and complex geometries .
3, Curing: the potted components shall be cured at room temperature.
4,  Operating time  and cure time are shortened as the amount of part B  increased.and shorted as the amount of part B increased.
5. Filler settlement is common during storage, it can be used normally after mix well. Part Bcuring agent)                                                     is color less or with a little ghtyellow. But along with time extension, the color maybe slowly deepens or with some settlement, it doesn't affect use.
Note:

After potting, please not close or seal the mold before the mixture completely curing.
 Please do not use when  water or  Solvent dropping in .

Shanghai Welbond Chemicals Co. Ltd.
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