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Do you know the model of hydraulic hose?

Author:admin   Date:2022-06-06


The hydraulic hose used by the pump truck consists of a hose and a joint. The design and selection of the hydraulic hose are different according to the load pressure and the installation method. How to know the hydraulic hose? It will be described in detail below.

1. Hose

The hose is mainly composed of liquid-resistant inner rubber layer, middle rubber layer, 1 or 2 or 4 layers of steel wire winding reinforcement layer, and outer rubber layer.
The inner rubber layer has the function of making the conveying medium under pressure and protecting the steel wire from erosion. The steel wire (Ф0.3--2.0 reinforced steel wire) layer is the reinforcement of the skeleton material. The outer rubber layer has the function of protecting the steel wire from damage.
The hose is divided into braided type and winding type according to the structure of the steel wire.

1SN ---- One layer of steel wire braided hydraulic rubber hose
2SN ---- Two-layer steel wire braided hydraulic rubber hose
4SP ---- Four-layer steel wire wound hydraulic rubber hose (medium pressure)
4SH ---- Four-layer steel wire wound hydraulic rubber hose (high pressure)

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