BMB-1D hydraulic pressure exclusive bearing is a new pattern material designed by combining oil cylinder wItnthe working principle of bumpers on the basis of BMB-1P. It is all the more wear-proof under conditions ot no oiI. Except the advantage of BMB-1P, it is particularly applicable for the situation of great crossrange force of frequent to-and-fro. Its performance is similar to extemal DP4. At present, the product is gradually substitutea for B\MB-1P, applicable for automobile, motorcycle bumper and various hydraulic pressure cylinders.