PU resin for tyre wheel, Good handle, smooth surface

Polyurethane Foam Type Product Detail

Application	Industrial tyre wheel
Product name	Polyurethane
A/B Materials Temperatures(℃)	40~45/38~42
A+C/B Mix ratio (By weight)	100/101~103
Cream Time (s)	8~10
End of Rise Time (s)	60~70
Free Rise Foam Density(g/cm3)	0.24~0.26
Mold Temperature(℃)	45~55
Demold Time(min)	5~7

Characteristic: Good handle, smooth surface
Application: Tire
Typical properties of PU matrix
Name of products	Appearance	Viscosity (mPa·s/40℃)	Density (g·cm^-3/40℃)	Package(kg)	/
A-3070	Liquid	1000~1400	1.01~1.02	18
B-8280	Yellowish transparent liquid or waxy	800~1200	1.08~1.2	20
Custom Wheel Pu Materials Materials preheat
A-3070: preheated at 50~60℃ for 6~8 hours.
B-8280: preheated at 50~60℃ for 10~12 hours.
Typical processing parameters & Reaction parameter
Items	A/B Materials Temperatures(℃)	A+C/B Mix ratio (By weight)	Cream Time (s)	End of Rise Time (s)	Free Rise Foam Density(g/cm³)	Mold Temperature(℃)	Demold Time(min)

Parameter	40~45/38~42	100/101~103	8~10	60~70	0.24~0.26	45~55	5~7
The adding content of C-2 should be 250g±10g/18kg
The adding content of water should be 0~90g/18kg according to the reality
The adding content of hardener should be 0~600g/18kg according to the reality
Physical properties
Items	Molded Density (g/cm3)	Hardness (Shore A )	Tensile strength (MPa)	Elongation (%)	Tear Strength (kN/m)

Physical properties	0.50~0.70	55~68	7.5~9.0	340~450	24~33

Demold time may be prolonged with the increase of sole thickness.
These physical data are acquired by testing a sample of 6mm thick.
Data listed above are just for reference. The detail data are subjected to practical production. If other requests for physical properties, please contact us

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XUCHUAN CHEMICAL(SUZHOU) CO., LTD

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5 year

Address: Suzhou, China

Main Product: Thermoplastic Pu Resin And Casting Pu Prepolymer, Polyurethane System For Shoe Sole , Pu Resin For Artificial Leather And Ink, Polyester Polyol, PUR Hot Melt Adhesive, Adhesives For Shoes And Flexiable Packages

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