High resilient polyurethane foam 1)Used for great seating combination material 2)Long sevice life 3)Good resistance to impact
1.1 Commodity Systems: High resilience polyurethane foam composite raw material
1.2 Model: SH-8004
1.3 Application:
SH-8004 polyurethane foam composite raw material is principally used for manufacture automotive seats, motorcycle seats, cushions, pad and etc.
1.4 Introduction:
High resilience polyurethane system is considered to be an advanced technology type of foam plastics, produced by cold cure method extensively applied in automotive manufacturer plants and furniture factory.
2.1 FigureComponent A: in the room temperature is a white liquidComponent B: in the room temperature is a dark liquid.
After the merger it will be transparent, slightly opalescent liquid.
2.2 Physical-chemical properties
Component A | Component B | ||
Parameter | Value | Parameter | Value |
Hydroxyl Value(Mg • HOK/g) | 42± 3 | Content of NCO groups (%) | 38 - 42 |
Viscosity at 25 ° C (mPa • s) | 800 ± 200 | Viscosity at 25 ° C (mPa • s) | 6 - 30 |
Specific Gravity at 25° C (g/cm3) | 1.09 ± 0.05 | Specific Gravity at 25° C (g/cm3) | 1.22 - 1.24 |
2.3 Technological features of the systems
| Unit | Value |
Processing temperature:Component AComponent B | °C°C | 2525 |
Mix ratio A / B |
| 100/35 |
Creaming time | sec | 9 – 12 |
Gel time | sec | 55 – 65 |
Rise time | sec | 480 |
2.4 Foaming properties
Parameter | ME | Value | Testing method |
Apparent density | kg/m3 | 40 - 70 | TB/T2402 - 93 |
Elongation at break | % | ≥70 | TB/T2402 - 93 |
Tensile Strength | % | ≥70 | TB/T2402 - 93 |
Compressive load 50% | % | ≥3.5 | TB/T2402 - 93 |
Compression set 50% | % | ≤8.0 | TB/T2402 - 93 |
Resilient rate | % | ≥50 | TB/T2402 - 93 |
Oxygen index | % | ≥25 | TB/T2402 - 93 |
Burning at 45 degree corner |
| XE | TB/T2402 - 93 |
3.1 DurabilityThe stored in tightly closed original containers
Component A: three months from date of manufacture.
Component B: six months from date of manufacture3.2 PackagingTwo-component polyurethane system comes in single-use packaging.
The components A and B are kept in tight containers of 250kg steel drums (individually wrapped)., or in other containers with customers agreed. The following information will appear on the packaging:- Product name or mark,- Date of manufacture,- Number of the lot- Net Weight- Guarantee
3.3 StorageThe components A and B are kept in place at 15-25 ° C.
3.4 TransportThe components A and B are to encourage, by any, covered transport
High resilient polyurethane foam
