1 Scope
This International Standard specifies the main dimensions and tolerances, in millimetres,
of sprue bushes that are used mainly in injection moulds for plastics and rubbers
(an application example is shown in Figure 1).
It also specifies the hardness and designation of sprue bushes conforming to this
International Standard.
Figure 1
—
Application example of sprue bushes
| 1 |
ejector pin (ISO 6751) |
| 2 |
sprue puller (ISO 16915) |
| 3 |
locating ring (ISO 10907‑1) |
| 4 |
sprue bush (ISO 10072) |
| 5 |
dowel pin (ISO 8734) |