|
Technical Indexes of Liquid Resin |
|||
|
Item |
Unit |
Value |
Standard |
|
Appearance |
|
Transparent Sticky Thick Liquid |
|
|
(Pt-Co) |
|
25-30 |
GB7193 |
|
Acid Value |
mgKOH/g |
17-23 |
GB2895 |
|
Viscosity(25℃) |
mPa.S |
100-300 |
GB7193 |
|
Gel Time |
min |
5-9 |
GB7193 |
|
Non-Volatile |
% |
54-60 |
GB7193 |
|
Thermal Stability(80℃) |
h |
≥24 |
GB7193 |
|
Note: Gel Time is 25°C; in air bath; 0.5 ml cobalt isocaprylate solution and 0.5 ml MEKP solution were added into 50 g resin |
|||
|
Performance Indexes of Resin Casting Substance |
|||
|
Item |
Unit |
Value |
Standard |
|
Barcol hardness ≥ |
Barcol |
40 |
GB3854 |
|
Tensile strength ≥ |
MPa |
60 |
GB2567 |
|
Tensile modulus ≥ |
MPa |
2500 |
GB2567 |
|
Elongation at break ≥ |
% |
3.0 |
GB2567 |
|
Flexural strength ≥ |
MPa |
95 |
GB2567 |
|
Flexural modulus ≥ |
MPa |
2500 |
GB2570-1995 |
|
Impact strength ≥ |
KJ/m2 |
7.0 |
GB2567 |
|
H.D.T ≥ |
℃ |
70 |
GB1634.2 |
|
Note: Environmental Temperature for Experiment: 23±2°C; relative humidity: 50±5% |
|||
Packed in metal pail of 220 KG net weight with shelf life of 6 months at 20°C at ventilated places; avoiding direct sunlight and heat or fire.
