HD-AF-5188 is double-component PU raw material specially designed by Beijing Bora Polyurethane Products Co., Ltd. for the production of automobile air filter sealing materials. B-component is modified polyisocyanate(MDI),while A-component is made up of polyether polyalcohol,catalyst, surface-active agent,blowing agent and colour paste,etc.
Physical Property:
A Component | B Component | ||
Item | Index | Item | Index |
Hydroxy Content (MgKOH/g) | 105±15 | -NCO Content (%) | 28±1 |
Viscosity (25℃)(MPa.s) | 400±100 | Viscosity (25℃)(MPa.s) | 200±50 |
Specific Gravity (25℃)(g/cm3) | 1.15±0.05 | Specific Gravity (25℃)(g/cm3) | 1.22±0.05 |
Reaction Time | HD-AF-5188 | |
CT(sec) | 30-40 | |
GT(sec) | 60-90 | |
RT(sec) | 120-140 |
Foam Performance:
Item | Index | Item | Index | |
Density (kg/m3) | 180-380 | Tensile Strength (mPa) | >0.9 | |
Hardness (Shore A) | 20-60 | Elongation at Break(%) | 120-170 | |
High-temperature Resistance(℃) | -40-140 | Dimensional Stability at 40% Compression (%) | <2 |
Packaging:Galvanized Zinc Metal Barrel。A Component:200kg/barrel;B Component:250kg/barrel
Shelf Life:6 Months
Note:HD-AF-5188 series can provide various systems of relative brands according to products' detailed use and performance requirement from clients. Please contact Beijing Bora Polyurethane Products Co.,Ltd for more information about technology and business.