Castors Hydrolysis Resistance Cold Cast Polyurethane
Price:
FOB Qingdao usd3.0/kg
MOQ:
1mt
Delivery Time:
5-8 work days
Brand:
EXCEEDCHEM
Product Description
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
- High abrasive resistance
- High pressure resistance
- Load bearing ability
- Hydrolysis resistance
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 |
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Company
Qingdao Exceed Fine Chemicals Co.,Ltd
Location
No.166, Zhengyang Middle Road, Chengyang District, Qingdao City, Shandong Province, China. 266000
Contact Person
Louis.liu