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Copyright © 2015-2016 Ningbo Syachi New Material Technology Co., Ltd. All Rights Reserved Zhejiang ICP No. ICP 16027675
M.T: 0574-63329599
Fax: 0574-63300696
Website: www.syachi.net
E-mail: sales@syachi.cn
Address：Zhejiang Province Cixi City Zhouxiang Town Chenjia Road No. 6
Description
Sealstars NY4250 is an non-asbestos gasket sheet on the basis of aramid fiber, composite fiber and NBR rubber (Elastic adhesives)
|
Item |
Unit |
Value |
|
|---|---|---|---|
|
Identification color |
/ |
|
|
|
Density |
g/cm3 |
1.85 |
|
|
Tensile strength ASTMF-152 |
Mpa |
≥7.0 |
|
|
Compressibility ASTMF-36 |
% |
7~17 |
|
|
Resilience ASTMF-36 |
% |
≥40 |
|
|
Compressive creep strength |
N/mm2 |
≤30 |
|
|
Leakage rate ASTMF-37 |
cm3/s |
1.5×10-3 |
|
|
Oil resistance /Thickness growth
|
IRM903 oil 或 3# oil
149℃±2℃, 5h（ASTMF-146）
|
% |
≤10 |
|
ASTM Fuel oil B
21℃~30℃, 5（ASTMF-146）
|
% |
≤15 |
|
|
Working Temperature |
℃ (℉) |
250 (482) |
|
|
Max Temperature (Instantaneous) |
400(752) |
||
|
Applicable medium：Tap water; hot water; Industrial water; seawater; atmosphere; steam; medium acid, medium alkali,fossil oil; oil. long-term usage temperature should be 250℃ (482℉). |
|||
Note: Load with the maximum values for pressure and temperature is no possible in operation state; see p.T standard value. Color can be required by the customer.(Major color：blue,yellow,green,black )
1. In area one, the gasket material is normally suitable subject to chemical compatibility.
2. In area two, the gasket materials may be suitable but a technical evaluation is recommended.
3. In area three, do not install the gasket without a technical evaluation. Always refer to the chemical resistance of the gasket to the fluid.
Dimensions of the Standard Sheets
Sizes: 1000 x 1500 mm, 1500 x 2000mm ,1500 x 4000mm,1500 x 4500mm , 1270*3810mm , 1270*1270mm Thicknesses: 0.5 mm, 0.8mm, 1.0 mm, 1.5 mm, 2.0 mm, 3.0 mm, 4.0mm,5.0mm ; other thicknesses and sizes on request. Tolerances: thickness ± 10%, length ± 50 mm, width ± 50mm.
Function & Durability
The performance and service life of Saier gaskets depend in large measure on proper storage and fitting, factors beyond the manufacture's control. We can, however, vouch for the excellent quality of our products. With this in mind, please also observe our installation instructions.
