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Polyester Prepolymer for Making Roller Wheel Screen Mesh

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Polyester Prepolymer for Making Roller Wheel Screen Mesh

Name: Polyester Prepolymer for Making Roller Wheel Screen Mesh
Brand: XUCHUAN CHEMICAL(SUZHOU) CO., LTD
Rating: 4.4 (48 reviews)

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Viscosity(mPa.s/85 ℃):1800-2000
NCO% content:3.60-3.80
Package(kg):20 / 200
MOCA Level(%)：10.8
Pot Life(mins)：10

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Model No. :	XCPU-E136
Brand Name :	XUCHUAN
place of origin :	China
Types of :	Synthetic Resin And Plastics
Name of products :	XCPU-E136
Appearances :	solid
Uses :	Sieve, machinery parts, sealing ring, PU roller and other products
Features :	excellent wear resistance, oil resistance, mechanical properties
Brand :	Xuchuan

4yrs

Suzhou, Jiangsu, China

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Product description

PRODUCT DESCRIPTION

Cpu For Tyres Wheel

PU casting aluminium core for making cast iron pulley wheel

Custom Prepolymer For 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

Pu Casting Gear Wheel

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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