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PMMA

We use the PMMA material in the following processes:

  • plastic injection moulding
  • thermoplastic structure foaming (TSF)

PMMA Material Datasheet:

特性

Property

测试方法

Test Method

测试条件 单位Unit 注塑级PMMA
引张强度

Tensile Strength

ASTM D638
1/8", 6 mm/min.
Kg/cm²
650
延伸率

Tensile Elongation

ASTM D638
1/8", 6 mm/min.
%
5.0
弯曲强度

Flexural Strength

ASTM D790
1/4", 2.8 mm/min.
Kg/cm²
930
弯曲弹性率

Flexural Modulus

ASTM D790
1/4", 2.8 mm/min.
Kg/cm²
IZOD冲击强度

IZOD Impact Strength

ASTM D256

(Notched)

1/4", 23°C

1/8", 23°C

Kg-cm/cm

Kg-cm/cm

2.0

流动系数

Melt Flow Index

ASTM D1238
200°C, 3.8 Kg
g/10min
16
硬度

Hardness

ASTM D785
1/2"
R Scale
113
密度

Density

ASTM D792
23°C
g/cm³
84
软化点

Vicat Softening Temp.

ASTM D1525
1/8", 50 °C/ hr
°C
102
热变形温度H.D.T

Annealed(85°C, 8hr )

Unannealed

ASTM D648
1/4", 120 °C/ hr
°C

90

燃烧率

Flammability

UL94

HB