點(diǎn)擊圖片查看大圖杜邦POM Delrin 500CL 特性及用途：舊型號(hào)DE8502，自潤(rùn)滑 高強(qiáng)度 低摩擦系數(shù) 良好的抗蠕變性 耐磨損性良好，中粘度，良好的流動(dòng)性(15g/10min)，高剛性 可超聲波焊接 抗疲勞，對(duì)模具腐蝕度低，適合耐摩擦性、耐磨損性工程制品
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POM 500CL 英文官方物性表：
|
Specific Gravity
|
1.42
|
g/cm³
|
ASTM D792 |
|
Density
|
1.41
|
g/cm³
|
ISO 1183 |
|
Melt Mass-Flow Rate (MFR) (190°C/1.05 kg)
|
7.0
|
g/10 min
|
ASTM D1238 |
|
Melt Mass-Flow Rate (MFR) (190°C/2.16 kg)
|
15
|
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)
|
1.8 to 2.1
|
%
|
ASTM D955 |
|
Molding Shrinkage
|
ISO 294-4 | ||
|
Across Flow: 2.00 mm
|
1.8
|
%
|
|
|
Flow: 2.00 mm
|
1.9
|
%
|
|
|
Water Absorption (23°C, 24 hr)
|
0.27
|
%
|
ASTM D570 |
|
Water Absorption (Saturation, 23°C)
|
1.0
|
%
|
ASTM D570 |
|
Water Absorption (Saturation, 23°C)
|
1.0
|
%
|
ISO 62 |
|
Water Absorption (Equilibrium, 23°C, 50% RH)
|
0.24
|
%
|
ASTM D570 |
|
Water Absorption (Equilibrium, 23°C, 50% RH)
|
0.25
|
%
|
ISO 62 |
| Mechanical |
Nominal Value
|
Unit
|
Test Method
|
|
Tensile Modulus 3 (23°C)
|
3250
|
MPa
|
ASTM D638 |
|
Tensile Modulus (23°C)
|
3100
|
MPa
|
ISO 527-2 |
|
Tensile Strength 3
|
ASTM D638 | ||
|
70°C
|
46.0
|
MPa
|
|
|
100°C
|
30.0
|
MPa
|
|
|
Tensile Strength 3 (Yield, 23°C)
|
65.0
|
MPa
|
ASTM D638 |
|
Tensile Stress (Yield, 23°C)
|
67.0
|
MPa
|
ISO 527-2 |
|
Tensile Elongation 3 (Yield, 23°C)
|
14
|
%
|
ASTM D638 |
|
Tensile Strain (Yield, 23°C)
|
15
|
%
|
ISO 527-2 |
|
Tensile Elongation 3
|
ASTM D638 | ||
|
Break, 23°C
|
40
|
%
|
|
|
Break, 70°C
|
190
|
%
|
|
|
Break, 100°C
|
> 250
|
%
|
|
|
Tensile Strain (Break, 23°C)
|
45
|
%
|
ISO 527-2/50 |
|
Nominal Tensile Strain at Break (23°C)
|
25
|
%
|
ISO 527-2 |
|
Flexural Modulus
|
ASTM D790 | ||
|
23°C
|
3000
|
MPa
|
|
|
70°C
|
1500
|
MPa
|
|
|
100°C
|
900
|
MPa
|
|
|
Flexural Modulus (23°C)
|
2900
|
MPa
|
ISO 178 |
|
Flexural Strength (5.0% Strain, 23°C)
|
90.0
|
MPa
|
ASTM D790 |
|
Shear Strength (23°C)
|
66.0
|
MPa
|
ASTM D732 |
| Impact |
Nominal Value
|
Unit
|
Test Method
|
|
Charpy Notched Impact Strength
|
ISO 179/1eA | ||
|
-30°C
|
7.0
|
kJ/m²
|
|
|
23°C
|
8.0
|
kJ/m²
|
|
|
Charpy Unnotched Impact Strength
|
ISO 179/1eU | ||
|
-30°C
|
290
|
kJ/m²
|
|
|
23°C
|
350
|
kJ/m²
|
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