H1335
8001-79-4
Foaming Seal
Water-Soluble
Automobile, Construction, Footwear & Leather
Polyurethane
Foaming
Polyurethane Elastomer
Weatherability
Curing Agent
Inorganic Material
Customised
HRPuri
Drum
200L
China
3926909090
Product Description
Polyurethane can be made out in different performances with different hardness, respectively for air or liquid purification.
A Physical specifications
| Item | Component A | Component B |
| Appearances | Orange (or customized) | Brown liquid |
| Density g/ml | 1.02 ±0.05 | 1.22±0.05 |
| Viscosity(25ºC) | 800~1000 MPa.S | 170~200 MPa.S |
| Water Contained % | ≤ 0.5 | - |
| Mixing rate in Weight | 100 | 25~33 |
| Validity | 6~10 | |
| Storage Temperature | 15~30 ºC | |
B Processing factors
| Material temperature ºC | 20~25 | Mould releasing temperature | 40~50ºC |
| Curing temperature ºC | 50~80 | Time before releasing | 5~10 Min. |
C Foaming Data
| Mixing & Pouring method | Manually Mixing & Pouring | Mixed & Poured by Machine |
| Time before foaming | 20~25 Seconds | 15~20 Seconds |
| Coagulation time | 70~80 Seconds | 45~55 Seconds |
| Non-Sticky time | Approx 120 Seconds | Approx 90 Seconds |
| Mould releasing time | 5~10 Minutes | 4~6 Minutes |
D Foamed Products performances
| Products Density | 450 ±150 kg/m³ |
| Tensile Strength | ≥ 0.8 MPa |
| Extension rate before broken | ≥ 120 % |
| Shrink rate after pressed | ≤ 20% (pressed to 50% for 22 hours @ 70 |
| Compressive Hardness | 200 ±100 KPa |
| Hardness Shore | 30 ±15 ( Or other wise customized) |
