Shenzhen Bede Mold Co., Ltd
Shenzhen Bede Mold Co., Ltd One Stop Total Solution Supplier of Injection Mold and Stamping Dies
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Bearing Steel SUJ2 Materials type C Sprue Bushing Heat Resistant Wear Resistant for Injection Molding
Description
The sprue bush is a part that allows plastic material to be injected from the nozzle into the interior of the mold. The tapy A sprue bushing is fixed to the mold with 2 bolts to prevent it from falling off due to the injection pressure. In order to prevent leakage of plastic material, the feed port is generally designed in an arc shape.
specification & price list for sprue bushing C.pdf
Materials
S45C is a medium carbon steel with excellent wear resistance, but the ductility is reduced, the quenching performance is not good, and the hardness after quenching is HRC42, so it is used to make the sprue bushing of the low-end mold, after the high temperature, its need to spray anti-rust oil or other anti-rust treatment to prevent rust.
Quick Details
| materials | medium carbon steel S45C | Type | A |
| Hardness | HRC42°~46° | Size | φ2.5~5.0 |
| Customized | welcome | Packing | PE bags with anti-rust oil |
The relationship between the size of the sprue sleeve and the tonnage of the injection molding machine is as follows. the types of plastics materials being injection molded have a littell impact on them.
| Size of sprue sleeve | φ2.5 | φ3.0 | φ3.5 | φ4.0 | φ4.5 | φ5.0 |
| Tonnage of injection machine | 25~80T | 100~150T | 160~200T | 220~260T | 300~350T | 400~450T |
Size
The dimensions of the custom product are shown below. Give us the value of D*H*T*L*SR*d*A, everything else, we will do it for you.
| ΦD | ΦH | ΦP | T | L | SR | Φd | A | |
| 12 | 0 -0.009 | 35 | 25 | 10 | Customized | 11, 12, | 2.0 2.5 3.0 4.0 5.0 | 1° 2° 3° |
| 16 | 15 | |||||||
| 20 | 0 -0.011 | 20 | ||||||
| 16 | 50 | 36 | 10 | 11 12 16 | ||||
| 20 | 0 -0.013 | 15 | ||||||
| 25 | 20 | |||||||