polyurethane resin for tyre

POLYETHER -POLYURETHANE SYSTEM FOR TYRE   Material name: XC-3070/XC-8280   Characteristic:Good handle,  wear-resisting
Application: Tyre   Typical properties of PU matrix  

Name of products	Appearance	Viscosity (mPa·s/40℃)	Density (g·cm-3/40℃)
XC-8170	Liquid	1000~1400	1.01~1.02
XC-8290	Yellowish transparent liquid or waxy	600~1000	1.08~1.2

  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

  Physical properties 

Items	Molded Density (g/cm3)	Hardness (Shore A )	Tensile strength (MPa)	Elongation (%)	Tear Strength (kN/m)	Williams abrasion (cc/php)
Physical  properties	0.50~0.70	55~68	7.5~9.0	340~450	35~40	300~400

  *Demold time may be prolonged with the increase of sole thickness   *These physical data are acquired by testing a sample of 6mm thick.   * Any questions are welcomed, 24h online ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Angus Yang                        Sales engineer  Polyurethanes-International Trade Dept  XuChuan Chemical (Suzhou) Co., Ltd   Mob:  +86-(0)13776502417  Zip:215434 Tel:    +86-512-53639253      Fax: +86-512-53639252 Http://www.chinaxuchuan.com           Skype:angusyang1 Add:No.3 XiexinRd,Gangkou Development Zone,Taicang,Jiangsu,China