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Product Details:
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| Hardness: | Shore A95 | Mixing Ratio: | A:B=1:1 |
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| Application: | Castor | Components: | Two-component |
| Base: | MDI Based Prepolymer | ||
| High Light: | Hydrolysis Resistance Cast Polyurethane,Castors Double component Polyurethane |
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Double-component Polyurethane System Special for Castor
1. Description
This is a double-component polyurethane system material. Part A is mixture of Polyether Polyol and MOCA. Part B is MDI based prepolymer.
2. Characteristics
3. Applications
Industrial castors, universal wheel
4. Physical properties
| Item | Appearance | Viscosity(mPa.s/35℃) | Packing(kg/drum) |
| Part A | Yellowish green liquid | 700-800 | 20/200 |
| Part B | Light yellowish liquid | 600-700 | 20/200 |
5. Operating procedure
Mix Part A and Part B evenly according to the mixing ratio. Pour part A and part B respectively to machine drum and then do the vacuuming. Cast mixture into mould to produce the fisnished product.
6. Reaction parameters
| Item | Ratio | Gel time(min) | Mixing temperature(℃) | Post vulcanization(h) |
| Part A/Part B | 1:1 | 3-4 | 30-50 | 10 |
7. Finished product properties
| Item | Hardness(Shore A) | Tensile strength(MPa) | Tear strength(KN/m) | Rebouding(%) |
| Specification | 95 | 32 | 75 | 32 |
Contact Person: Louis.liu
Tel: 86-15275281902
Fax: 86-532-82693196
