W steel band also calls roof sheet steel band , it is with excellent alloy board cold press , the uses of and various anchor rods form to protect joint body with mutual. The best choice in soft rock and the coal control of roof sheet uses extensively under mining well tunnel , Face cuts eye , Dong tunnel of room tunnel and other fields protects , As handling instability to surround rock effect more. Technical characteristic ( same ordinary next steel band compares )
The terminal point pH be: Raw material adopts excellent alloy strip steel
Ocular lids synechia was happened in 1 eye . 2 eyes were treated by 3 times of amniotic membrane transplantation and with the better recovery of 0 . 2 visual acuity: Have higher rigidity and strength
Three cubed is twenty seven: W steel band fights curved section mould raising 54 times
No . 4 ' s bringing the ball almost to a comer flag: W steel band in in cold press process hardening role may raise the 28- 46% of tensile strength
