type	inside(height*width)mm	outside(height*width)mm	bending radius( R)	Non-support length (m)
LD18.1	18*18	23*31	28.38.48	1.5
LD18.2	18*25	23*38	28.38.48	1.5
LD18.3	18*35	23*47	28.38.48	1.5
LD18.4	18*40	23*53	28.38.48	1.5
LD18.5	18*50	23*63	38.48	1.5
LD18.6	18*25	25*37	43	1.5
LD18.7	18*35	28.5*51	75	1.5