XCPU-E150 POLYESTER PREPOLYMER For Sealing Ring
- Min. Order:
- 1000 Kilogram
- Min. Order:
- 1000 Kilogram
- Transportation:
- Ocean, Land, Air
- Port:
- Shanghai
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Contact Now| Place of Origin: | China |
|---|---|
| Productivity: | 260000tons/year |
| Supply Ability: | 250000 tons/year |
| Payment Type: | L/C,T/T |
| Incoterm: | FOB,CIF |
| Transportation: | Ocean,Land,Air |
| Port: | Shanghai |
Polyether Polyurethane Prepolymer
Product Description
Cpu For Elastomers
|
POLYSETER PREPOLYMER XCPU-E150 |
1,This product is a polyester polyol and toluene diisocyanate (T-100) in the synthesis
of polyester polyurethane prepolymer
2,Features: excellent wear resistance, oil resistance, mechanical properties
3,Uses: Sieve, machinery parts, sealing ring, PU roller and other products
4,Product Specifcation
|
Name of products |
Appearances |
Viscosity(mPa.s/85℃) |
NCO% content |
Package(kg) |
|
XCPU-E150 |
solid |
1100-1200 |
5.00-5.20 |
20 / 200 |
5,Mixing and Curing Conditions
|
MOCA Level |
Recommended % Theory |
Prepolymer Temperature |
Curative Temperature |
Pot Life |
Demould Time |
Post Cure Time |
|
% |
% |
℃ |
℃ |
mins |
@ 100°C (hrs) |
@ 100°C (hrs) |
|
15 |
95 |
75-85 |
110-120 |
5-6 |
1 |
10 |
6,Processing Procedure:
Prepolymer at 75 ~ 85 ℃ preheating, after vacuum degassing, the melt MOCA good homogeneous mixing, deaeration, pouring, molding, vulcanization molding, stripping, vulcanization.
7,Physical Properties
Properties presented below are to be used as a guide and not intended for specification purposes.
|
Hardness |
Shore A |
95 |
|
Tensile Strength |
MPa |
53 |
|
100% Modulus |
MPa |
8.6 |
|
300% Modulus |
MPa |
15.4 |
|
Angle Tear Strength, Die C |
kN/m |
111 |
|
Trouser Tear Strength |
kN/m |
45 |
|
Elongation |
% |
600 |
|
Resilience |
% |
37 |
|
DIN Abrasion Resistance 10N |
mm 3 |
51 |
|
Cured Specific Gravity |
g/cm3 |
1.27 |
Prepolymer For Pu Plate
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