XUCHUAN CHEMICAL(SUZHOU) CO., LTD
| Payment Type: | L/C,T/T,D/P |
| Incoterm: | FOB,CFR,CIF |
| Min. Order: | 1000 Kilogram |
| Transportation: | Ocean |
| Port: | Shanghai |
Model No.: XCPU-P345T
Brand: XUCHUAN
Place Of Origin: China
Product Name: Casting PU Prepolymer
| Selling Units | : | Kilogram |
| Package Type | : | 20 & 200 kg/drum |
Product Description
| POLYETHER TDI PREPOLYMER XCPU-P345T |
1,This product is a polyether polyol and diphenylmethane diisocyanate (MDI) 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-P345T | liquid | 280-300 | 4.50-4.70 | 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) |
| 13.6 | 95 | 75-85 | 110-120 | 3.5-4 | 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.
Polyether Polyurethane Prepolymer
7,Physical Properties
Properties presented below are to be used as a guide and not intended for specification purposes.
| Hardness | Shore A | 84 |
| Tensile Strength | MPa | 21 |
| 100% Modulus | MPa | 5.6 |
| 300% Modulus | MPa | 9.8 |
| Angle Tear Strength, Die C | kN/m | 59 |
| Trouser Tear Strength | kN/m | 19 |
| Elongation | % | 520 |
| Resilience | % | 27 |
| DIN Abrasion Resistance 10N | mm 3 | 126 |
| Cured Specific Gravity | g/cm3 | 1.13 |
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