Sprue Bushings
Features and Benefits
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Graudated Watt Density
Maintains a more uniform heat profile. High Refractory Insulation Provides superior heat transfer. Streamlined Flow Channel Provides for minimum pressure. Fully Sealed Construction Maintains highest product reliability. Made of High Grade Alloy Steel Increases durability and longer life. Replacable Thermocouple Allows for easy serviceability. |
Gating Options
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Sprue Gate
Suitable for most applications, the Sprue gate is provided as standard on the Heated Sprue Bushing. Please note that this style gate is not intended for machining. The press fit areas are held to +/- .0005". |
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Extra Stock Sprue Gate
The Extra Stock Sprue gate is available for applications requiring machining of the gate area for runner profiles, part contours, or adjustment of the bushing height. The .750" diameter and 1.00" diameter bushings have .500" of extra stock, while the 1.500" diameter bushing has .750" of extra stock. The press fit areas are held to +/- .0005". |
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Eurostyle Sprue Gate
Originally designed for the European market, the Eurostyle Sprue Gate is similar to the extra stock gate except that it also has a reduced gate diameter to allow gating in more restricted areas. This design also minimizes heat loss at the press fit area. The press fit areas are held to +/- .0005". |
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.500" Radius
Provided with a 0.500" radius to mate in 0.500" radius machine nozzles. Reinforced contact area for improved strength and heat transfer. |
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.750" Radius
Provided with a 0.750" radius to mate in 0.750" radius machine nozzles. Reinforced contact area for improved strength and heat transfer. |
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