... a thickened plate,which greatly enhances the intensity.2.Without bracing piece,it is liable to be twisted ... jointed chain palte is of low intensitty.4.The thickened plate without joint is of high intensity.5.The ... chian plate is vertical with the processing surface.4.For non-standard drag chain,extra expenses on ... die and extra time is needed.4.For non-standard drag chain, it does not ...