| 摘要 |
<p>The press cushion, for high and low pressure presses, is free of asbestos and is woven from one of two materials from an initial gp. with one or more materials from a second gp. except when the second gp. material is a yarn from a first gp. material without metal threads. The first gp. is a yarn of aromatic polyamide, which can be mixed with other yarn materials and metal threads, or a metal yarn. The second gp. is a heat-resistant filament of rubber or rubber mixt.; a heat-resistant filament of silicone or a silicone mixture; a heat-resistant plastics filament; the materials with a metal core or with metal threads; a yarn from the first group of materials but without metal threads.</p> |
