Polyurethane material polyol isocyanate for safety shoes

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Basic Info

Product Description

Shoe Sole Polyurethane Resins

Polyester Polyol Isocyanate for safety shoes polyester making shoe sole

Safety Shoes Materials

Characteristic:high strength and cohesive force,good abrasion resistance

Application:Double density sole system for common safety shoes and one-step forming casual shoes,outsole

Application	Safety shoe sole
polyol isocyanate	Polyurethane raw materials
A/B Materials Temperatures (℃)	40~45/40~45
Mold Temperature (℃)	45~55
Demold Time (min))	3~5
(room temperature) Flexing resistance	100,000 times no crack

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)
Parameter	40~45/40~45	sole	mid-sole	sole	mid-sole	40~50
		100/69~71	100/77~79	6~8	6~7

Items	Free Rise Foam Density (g/cm3)		Mold Temperature (℃)	Demold Time (min))	/

Parameter	Sole	mid-sole	45~55	3~5
	0.47~0.50	0.23~0.26
The adding content of C-2 should be 300g±20g/18kg
The adding content of water and hardener should be changed according to the reality
sole: H₂O 20~30g/18kg Hardener 0~400g/18kg
mid-sole: H₂O 50~55g/18kg Hardener 0~600g/18kg
Physical properties
Items	Molded Density (g/cm³)		Hardness (Shore A )		Tensile strength(MPa)		Elongation (%)

Physical properties	sole	mid-sole	sole	mid-sole	sole	mid-sole	sole	mid-sole
	0.9~1.1	0.45~0.55	62~72	45~55	8.0~11.0	3.9~7.9	550~750	520~690
Items	Tear Strength (kN/m)		(room temperature)		Williams abrasion (cc/php)		Adhesion between sole and mid-sole (kg/cm)
			Flexing resistance
			(Break length,0mm)
Physical properties	sole	mid-sole	100,000 times no crack		sole	mid-sole	40~60
	25~40	16~27			60~100	-
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.