POLYETHER TDI PREPOLYMER FOR ROLLER
- Min. Order:
- 1000 Kilogram
- Min. Order:
- 1000 Kilogram
- Transportation:
- Ocean
- Port:
- SHANGHAI
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Contact Now| Place of Origin: | CHINA |
|---|---|
| Productivity: | 250000 tons/year |
| Supply Ability: | 250000 tons/year |
| Payment Type: | L/C,T/T,D/P |
| Incoterm: | FOB,CFR,CIF |
| HS Code: | 39095000 |
| Transportation: | Ocean |
| Port: | SHANGHAI |
Cpu For Elastomers
|
POLYETHER TDI PREPOLYMER XCPU-P835 |
1,This product is a polyether polyol and toluene diisocyanate (T-80) synthesis
of polyether polyurethane prepolymer
2,Features: Water resistance, low temperature resistance, mildew resistance
3,Application: PU plate ,PU bar, Sealing ring, PU rollers and other products.
4,Product Specifcation
|
Name of products |
Appearances |
Viscosity(mPa.s/85℃) |
NCO% content |
Package(kg) |
|
XCPU-P835 |
liquid |
250-280 |
3.50-3.70 |
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) |
|
10.5 |
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.
Prepolymer For Pu Plate
7,Physical Properties
Properties presented below are to be used as a guide and not intended for
specification purposes.
Polyether Polyurethane Prepolymer
|
Hardness |
Shore A |
78 |
|
Tensile Strength |
MPa |
10 |
|
100% Modulus |
MPa |
4.2 |
|
300% Modulus |
MPa |
6.3 |
|
Angle Tear Strength, Die C |
kN/m |
44 |
|
Trouser Tear Strength |
kN/m |
11 |
|
Elongation |
% |
550 |
|
Resilience |
% |
50 |
|
DIN Abrasion Resistance 10N |
mm 3 |
163 |
|
Cured Specific Gravity |
g/cm3 |
1.09 |
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