密封器

Idlers use stamped bearing house. Using wide clearance bearing and multi-layer labyrinth seal improves service life, reduces rotation resistance and friction coefficient. Cast welding and keyless connection has been used for pulley, Hydraulic coupling and hard surface cone cylinder gear speed reducer for drive unit, angle type structure for head frame, so these improve starting performance, drive efficiency, load capacity and service life, reduce floor area and weight of equipment.

托辊采用了35°槽型前倾结构，辊子为冲压轴承座结构，大游隙轴承和册层迷宫密封，提高了寿命，降低了旋转阻力和摩擦系数，滚筒采用了铸焊结构和无健联接，驱动单元采用了液力耦合器和硬齿面圆锥圆柱齿轮减速机，头架采用角型结构，从而改善了启动性能，传动效率，承载能力和使用寿命，减少了占地面积和设备重量。

D. The shear blind rams are designed to cut through the drill pipe and seal the hole.

D。 把剪切式全封闸板防喷器设计成剪断钻杆并密封井眼。

The method of clearance seal can achieve the effect of the seal between regenerator and cylinder wall while eliminating contact between them.

传统的回热器使用接触式滑动密封，存在磨损，限制制冷机的使用寿命。

Sample cutter then retracts from the productstream and is sealed when not sampling.

当取样机不工作时，样品收集器切割样品后从物料流撤回并且被密封。

The annular preventers consist of a rubber-covered, metal-ribbed sealing element.

环形防喷器由橡胶覆盖金属肋密封元件组成。

In the United States, chronic alcoholism and hepatitis C are the most common ones.

在美国，慢性酒精中毒，肝炎是最常见的。

If you have any questions, you can contact me anytime.

如果有任何问题，你可以随时联系我。