ＨＤＰＥ养殖用塑胶布膜性能指标 |
| 性能 |
PROPERTIES |
测试方法 |
指标 |
| 厚度 |
Thickness(mm)
Min.average |
ASTM D 751 |
0.75 |
| 密度 |
Density(g/cc)Min. |
ASTM D 1505 |
0.94 |
| 熔流指数 |
Melt Flow Index
(g/10min.)(Max.) |
ASTM D 1238 |
0.30 |
| 抗拉性能 |
Minimum Tensile Properties |
ASTM D 638 TypeIV |
|
| 标准 |
(Each Direction-Typical) |
Dumb-bell at a ipm |
|
1.极限抗拉强度
(磅/寸宽) |
Tensile Strength at Break(Ibs./in.width) |
0 |
120 |
2.屈服抗拉强度
(磅/寸宽) |
Tensile Strength at Yield(Ibs./in.width) |
0 |
70 |
| 3.极限拉伸(%) |
Elongation at Break(%) |
0 |
700 |
| 4.屈服拉伸(%) |
Elongation at Yield(%) |
0 |
13 |
| 5.弹性系数(磅/寸宽) |
Modulus of Elasticity(Ibs./in.width) |
ASTM D 882 |
110000 |
| 初始撕裂抵抗 |
Tear Resistance Initiation(min.Lvs.) |
ASTM D 1004 Die C |
22 |
| 低温脆化温度 |
Low Temperature Brittleness(°F Typical) |
ASTM D 746 Procedure B |
-112 |
| 尺寸稳定性 |
Dimensional Stability(% Change max.) |
ASTM D 1204 |
|
| 各方向变化 |
(Each direction) |
-212°F 1 hour |
±2 |
| 挥发性 |
Volatile Loss(% Max.) |
ASTM D 1203 Method A |
0.1 |
| 土埋抵抗 |
Resistance to Soil Burial |
ASTM D 3083 using ASTM D 638 |
|
| 对原数值变化% |
(Max% change in original value) |
Type IV Dumb-Bell at 2 ipm |
|
| 屈服及断裂抗张强度 |
Tensile Strength at Break and Yield |
|
±5 |
| 屈服及断裂伸长 |
Elongation at Break and Yield |
|
±10 |
| 抗臭氧程度 |
Ozone
Resistance |
ASTM D 1149 |
NO |
| 7 days 100 pphm |
Cracks |
| 104°F Magnification |
7X |
| 环境应力断裂(小时) |
Environmental Stress Crack(min hrs.) |
ASTM D 1693,Condition C(100℃) |
1500 |
| 穿刺抵抗(磅) |
Puncture Resistance(lbs.) |
FTMS 101 B,Method 2031 |
135 |
| 水分吸收 |
Water Absorption(Max.% wt.Change) |
ASTM D 570 |
0.1 |
| 抗水压程度 |
Hydrostatic Resistance(lbs./sq.in.) |
ASTM D 751 Method A,Procedure 1 |
240 |
| 热线膨胀系数 |
Coefficient of Linear Thermal Expansion |
ASTM D 696 |
1.2 |
| 湿热传导 |
Moisture Vapor Transmission |
ASTM E 96 |
0.05 |
