... D are often used in furniture factory and toy factory ).b.28mm and 32mm are short-fiber(e.g.7D×32),suitable for ... .2.5D-3D:Suitable for filling products,e.g.polyester wadding,garment,and bedclothes.c.7D silicon:Suitable for filling products ,e ... sofa,pillow,and garment,etc.h.Fire-protection cotton:Suitable for hgih-grade products,e.g.sofa,pillow,etc polyester hollow staple fiber