杜邦POM Delrin 500AL 特性及用途：舊型號DE9422，具有良好的抗蠕變性和耐磨性 低摩擦 經潤滑 中等粘度 可超聲波焊接
主要用途：輸送機 工程機械配件 齒輪
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POM 500AL 物性表：
| Physical |
Nominal Value |
Unit |
Test Method |
| Specific Gravity |
1.39 |
g/cm³ |
ASTM D792 |
| Density |
1.39 |
g/cm³ |
ISO 1183 |
| Melt Mass-Flow Rate (MFR) (190°C/1.05 kg) |
6.0 |
g/10 min |
ASTM D1238 |
| Melt Mass-Flow Rate (MFR) (190°C/2.16 kg) |
14 |
g/10 min |
ISO 1133 |
| Melt Volume-Flow Rate (MVR) (190°C/2.16 kg) |
12.0 |
cm³/10min |
ISO 1133 |
| Molding Shrinkage - Flow (24 hr, 3.20 mm) |
1.7 to 2.0 |
% |
ASTM D955 |
| Molding Shrinkage - Across Flow (24 hr, 3.20 mm) |
1.7 to 2.0 |
% |
ASTM D955 |
| Molding Shrinkage |
|
|
ISO 294-4 |
| Across Flow: 2.00 mm |
1.7 |
% |
|
| Flow: 2.00 mm |
1.8 |
% |
|
| Across Flow: 4.00 mm |
1.9 |
% |
|
| Flow: 4.00 mm |
1.9 |
% |
|
| Mechanical |
Nominal Value |
Unit |
Test Method |
| Tensile Modulus 3 (23°C) |
3170 |
MPa |
ASTM D638 |
| Tensile Modulus (23°C) |
3000 |
MPa |
ISO 527-2 |
| Tensile Strength 3 (23°C) |
66.0 |
MPa |
ASTM D638 |
| Tensile Strength 3 (Yield, 23°C) |
66.0 |
MPa |
ASTM D638 |
| Tensile Stress (Yield, 23°C) |
65.0 |
MPa |
ISO 527-2 |
| Tensile Elongation 3 (Yield, 23°C) |
10 |
% |
ASTM D638 |
| Tensile Strain (Yield, 23°C) |
11 |
% |
ISO 527-2 |
| Tensile Elongation 3 (Break, 23°C) |
30 |
% |
ASTM D638 |
| Tensile Strain (Break, 23°C) |
35 |
% |
ISO 527-2/50 |
| Nominal Tensile Strain at Break (23°C) |
23 |
% |
ISO 527-2 |
| Tensile Creep Modulus (1 hr) |
2400 |
MPa |
ISO 899-1 |
| Tensile Creep Modulus (1000 hr) |
1600 |
MPa |
ISO 899-1 |
| Flexural Modulus (23°C) |
2970 |
MPa |
ASTM D790 |
| Flexural Modulus (23°C) |
2800 |
MPa |
ISO 178 |
| Flexural Strength (5.0% Strain, 23°C) |
88.0 |
MPa |
ASTM D790 |
| Impact |
Nominal Value |
Unit |
Test Method |
| Charpy Notched Impact Strength |
|
|
ISO 179/1eA |
| -30°C |
6.0 |
kJ/m² |
|
| 23°C |
7.0 |
kJ/m² |
|
| Charpy Unnotched Impact Strength |
|
|
ISO 179/1eU |
| -30°C |
130 |
kJ/m² |
|
| 23°C |
160 |
kJ/m² |
|
| Notched Izod Impact (23°C) |
58 |
J/m |
ASTM D256 |
| Notched Izod Impact Strength |
|
|
ISO 180/1A |
| -40°C |
5.0 |
kJ/m² |
|
| 23°C |
6.0 |
kJ/m² |
|
