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XUCHUAN CHEMICAL(SUZHOU) CO., LTD

Polyester Prepolymer for Making Roller Wheel Screen Mesh
Polyester Prepolymer for Making Roller Wheel Screen Mesh
Polyester Prepolymer for Making Roller Wheel Screen Mesh

Polyester Prepolymer for Making Roller Wheel Screen Mesh

Payment Type: L/C,T/T,D/P
Incoterm: FOB,CFR,CIF
Min. Order: 1000 Kilogram
Delivery Time: 15 Days

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Additional Info

    Packaging: 20&200kg/drum

    Brand: XUCHUAN

    Transportation: Ocean

    Place of Origin: CHINA

    HS Code: 39095000

    Port: Shanghai

Product Description

PRODUCT DESCRIPTION

PU casting aluminium core for making cast iron pulley wheel

Product Detail

Viscosity(mPa.s/85 ℃) 1800-2000
NCO% content 3.60-3.80
Package(kg) 20 / 200
MOCA Level(%) 10.8
Recommended % Theory(%) 95
Prepolymer Temperature(℃) 75-85
Curative Temperature(℃) 110-120
Pot Life(mins) 10
Demould Time(@ 100°C (hrs)) 1
Post Cure Time(@ 100°C (hrs)) 10

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-E136

solid

1800-2000

3.60-3.80

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)

10.8

95

75-85

110-120

10

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

Tensile Strength

100% Modulus

300% Modulus

Angle Tear Strength,
Die C

Trouser Tear Strength

Elongation

Resilience

DIN Abrasion
Resistance 10N

Cured Specific
Gravity

Shore A

MPa

MPa

MPa

kN/m

kN/m

%

%

mm3

g/cm3

85

48

4.2

3.8

75

34

670

39

40

1.26



Precautions:

1, The product is easy to absorb moisture, will lead to product deterioration in the transportation, storage and use shall be kept sealed packaging good, original sealed storage for six months after opening, to be used up as quickly as possible to prevent moisture absorption metamorphism; If you can not run out of time, to be purged with nitrogen and sealed.

2, The information listed in this specification, may be due to product renewal and change, in view of processing technology, formulation and processing and other applications Not the same, pre-test their applicability in case of application of the product, please contact the

XUCHUAN chemical research and development or technical service department.


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Looking for ideal Cast Iron Wheel Pu Casting Wheel Manufacturer & supplier ? We have a wide selection at great prices to help you get creative. All the Casting PU for Wheel are quality guaranteed. We are China Origin Factory of Screen Mesh. If you have any question, please feel free to contact us.

Product Categories : Casting Polyurethane Prepolymer > CPU For Rubber Roller Castor Wheel

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