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Water stop bar
|
 Performance : reliable water proof : once meet the immerging water , the volume will inflate at once and fill every hole and corner , achieve the goal of water stoop.Entironment protect : non- pollution, non-injurant, good chemical agent resistance, good aging resistance.Application : construction slot , underground joint of pipe or line, water conservancy , water and electricity project. |
Performance Index (GB/T187.3-2002)
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检测项目Items
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技术要求 technical number
|
|
PN-150
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PN-220
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PN-300
|
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体积膨胀倍率%
volume inflated rate%
|
≥150
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≥220
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≥300
|
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高温流淌性（80℃×5h）
high temperature fluidness
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无流淌
no fluidness
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无流淌
No fluidness
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无流淌
no fluidness
|
|
低温试验（-20℃×2h）
low temperature test
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无脆裂
no crack
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无脆裂
no crack
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无脆裂
no crack
|
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| |
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Material : consisting of resin , neoprene, stuff , intenerate agent , accelerant , aging-resistance.Application : water conservancy, embankment , underground water proof for high building , tunnel , culvert .Performance : high flexibility , compressibility , distensibility after absorbing water |
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Performance form （GB18173.2-2000）
序号
NO |
项目 Items
|
指标Technical Require |
| B |
S |
J |
| 1 |
Hardness （Shore A） |
60±5 |
60±5 |
60±5 |
| 2 |
Tensile Strength Mpa≥ |
15 |
12 |
10 |
| 3 |
Ultimate Elongation %≥ |
380 |
380 |
300 |
|
4 |
压缩永久变形
Compressin
Set |
70℃*24h %≤ |
35 |
35 |
35 |
| 23℃*168h %≤ |
20 |
20 |
20 |
| 5 |
撕裂强度 Laniate Strength kN/m ≥ |
30 |
25 |
25 |
| 6 |
脆性温度 Brittle temperature ℃≤ |
-45 |
-40 |
-40 |
| 7 |
热空气老化
Heat
Resistance |
70℃*168h |
硬度变化（邵尔A）度
Change in Hardness
（Shore A） |
8 |
8 |
- |
拉伸强度
Tensile Strength Mpa≥ |
12 |
10 |
扯断伸长率
Ultimate Elongation %≥ |
300 |
300 |
| 100℃*168h |
硬度变化（邵尔A）度
Change in Hardness
（Shore A） |
- |
- |
8 |
拉伸强度
Tensile Strength Mpa≥ |
9 |
扯断伸长率
Ultimate Elongation %≥ |
250 |
| 8 |
臭氧老化
Ozone（50pphm;20%strain,48h） |
2级No.2 |
2级No.2 |
0级No.0 |
| 9 |
橡胶与金属粘合 Bond between rubber
and metal |
断面在弹性体内Break in elastomer |
|
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