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1·The metal insert is made of lead brass and stainless steel.

上述金属嵌件由铅黄铜或不锈钢制成。

2·The inner surface at one end of metal insert is cone-shaped sealing surface.

上述金属嵌件一端部的内表面为锥形的密封面。

3·The metal-plastic composite nut, according to Claim 1, is characterized in that the injection molding of metal insert and complete plastic layer.

根据权利要求1所述的金属塑料复合螺帽，其特征在于所述金属嵌件与塑料层整体注塑成型。

4·The metal-plastic composite nut, according to Claim 1 and 4, is characterized in that the metal insert is made of lead brass and stainless steel.

根据权利要求1或4所述的金属塑料复合螺帽，其特征在于所述金属嵌件由铅黄铜或不锈钢制成。

5·The inner surface at one open end of the plastic layer has the thread, and the thread on the plastic layer is connected with the thread on the metal insert.

上述塑料层的一开口端内表面开设有螺纹，该塑料层上的螺纹与金属嵌件上的螺纹相连接。

6·The metal-plastic composite nut, according to Claim 1 and 2, is characterized in that the inner surface at one end of metal insert is cone-shaped sealing surface.

根据权利要求1或2所述的金属塑料复合螺帽，其特征在于所述金属嵌件一端部的内表面为锥形的密封面。

7·After blasting or surface treatment chemically and cleaning by solvent, the metal insert was plated FR1, predried, then adhered by thermal cure, a good effect was gained.

金属骨架经喷砂或表面化学处理并用溶剂清洗之后，涂FR 1型粘合剂，经预烘干后与橡胶进行热硫化粘着，效果良好。

8·To counter the control of the key size of the mould in the mould design for a plastics part, magnetic metal bar was used to the holding of the metal insert part in the mould.

针对某一塑料件产品的模具设计过程中遇到关键尺寸难于控制的问题。采用磁性金属棒对模具中的塑料嵌件进行定位。

9·The process of typical metal insert of oil seal was analyzed, and the composite die was used to form this kind of part. Meanwhile, its structure and working principle were also der demonstrated.

通过对典型的油封骨架进行工艺分析，采用复合模对骨架加工成形的工艺，并详细说明了此复合模的结构及工作原理。

10·Insert a metal cutting blade of Diamond caking material, long life.

切割刀片采用金属镶焊金刚石结块材料制成，使用寿命长。