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Home > JDB-4 Iron Embedded Bushing

JDB-4 Iron Embedded Bushing

Substrate characteristics

Very good performance Under low load. Not suitable for middle or high load. A typical cost saving material. can substitute JDB-2 to be applied in the position without high requirements such as die guider, plastic injection machines etc.

Download the size table
Material organization

HT250

Material hardness:

180-230HB

Application characteristics

Products of JDB-4 are typical kind of material-saving product. They could replace JDB-2 products where the mechanical requiements are not so high. They could reduce the cost largely, and meet the demands for application. Such as: mould guide bushing, die carrier of plastic moulding machines and so on.

Solid lubricant
Solid lubricant Cu Sn
SL1 High purity graphite + additives Good wear resistance and chemical stability, the use of temperature <400 ℃ Used in general machinery, used in the atmosphere
SL4 PTFE + additives Very low coefficient of friction and good moisture, the use of temperature <300 ℃ Used in water, sea water lubrication, such as ships, hydraulic arc gate, turbine, pharmaceutical beverage machinery.
The main parameters
Performance Data
Base material HT250
Maximum temperature 400℃
Max Load Capacity P 60N/mm²
Speed limit V Dry 0.5m/s / Oil 5m/s
Coefficient of friction u <0.18
Hardness HB 180~230