improvement of core-making technology was conducted by adopting basic phenolic resin sand for aluminum alloy air guide ring in the turbogenerator produced by harbin rlectric machine co.
介绍了我公司在应用堿性酚醛树脂砂工艺生产汽轮发电机铝合金铸件导风环的过程中,对制芯工艺进行的改进。
the guide ring can be the metallic product and also can be plastic and rubber product.
导向圈可为金属制品,亦可为塑料、橡胶制品;
its key component is a self-lubricating guide ring working in a hot cavity at high temperature from 600 to 700℃.
处于高温(600—700℃)氦气中工作的热腔自润滑导向环是该机的关键部件。
the site operation shows that the service life of guide ring and piston ring increased greatly.
导向环和活塞环的使用寿命成倍提高。
collapsible coiler - rotates on large ball bearings ? power drive assembly or hand operated ? large heavy duty casters ? floor lock brakes ? guide ring ? tool and tag tray.