Z51 HASCO Sprue Bushing Injection Mold Components Nozzle Tips
A sprue bushing made of hot working die steel SKD61 features the properties of heat and wear resistance. To prevent leakage of plastic materials, the feed throat is usually designed into a chamfer R. The SR (spherical radius) of the mold sprue should be 1-2mm larger than the SR of the injection nozzle. Please refer to injection machine specifications for the SR of the injection nozzle.
Sprue Bushing Features
| Material |
Inner Hardness |
Surface Hardness |
Heat Treatment |
| S45C |
SR HRC50~55 |
Partial |
- |
| SKD11 |
HRC58~62 |
HRC58~62 |
Vacuumed |
| SKD61 |
HRC34~38 |
HV900~1100 |
Nitrided |
| SKD61 |
HRC50~54 |
HRC50~54 |
Vacuumed |
Manufacturing Equipment
OD Grinding, ID Grinding, CNC Milling, CNC Turning, Wire Cutting, EDM, Drilling, etc.
Delivery Time
7-15 days, depending on quantity.
Payment Terms
50% T/T before production, 50% T/T before shipment.
Inspection Equipment
CMM, 2.5D, Projector, Calipers, Hardness Tester, Micrometer, Altimeter, etc.
Tolerance
±0.05mm, depends on customer's requirements.
Drawing Format
PDF, DWG, DXF, IGS, STEP, etc.
Certificate
ISO9001-2008
Packaging
Inner packing with recycle plastic box and anticorrosive oil, outer with sponge and PE bags, or as customer's requirements.
Application Fields
Parts are used in cosmetic packaging, medical, daily necessities packaging, automobile, etc.
Our Advantages
- Competitive price with good quality
- Low MOQ (10pcs accepted in some special conditions)
- Customized size and OEM available
- Precise tolerance: ±0.05mm
- 100% inspection
Sales Team
Professional sales team ensures we can offer you great service.
Corporate Culture
Our Mission: Help our customers boost their competitiveness, help our employees be successful and rich, create more values for our society.
Our Vision: Become first-class enterprise in Mould Accessory Industry worldwide.
Our Tenet: Responsibility, technology, quality, punctuality, honesty, service.
Management Concept: Cohering hearts and minds with corporate culture, regularizing behavior with systems and regulations.
Work Shop
With high precision machining equipment and experienced technicians, we ensure all dimensions meet tolerance requirements.
Inspection Equipment
Complete QC system and strict test methods ensure the high grade of product quality.
Main Products
- Core pin, cavity pin, insert pin, etc.
- HSS punch, Precision punch, Special-shaped punch
- Ejector pins, ejector sleeve, two-stage ejector pins, etc.
- Guide pillars, Guide bushings, Guide post set
- Slide Core Units, Latch locks, Locating Series
Frequently Asked Questions
Q: Are you a trading company or manufacturer?
A: We are a factory.
Q: How long is your delivery time?
A: Generally 10-20 days if goods are not in stock, depending on quantity.
Q: What is your quote elements?
A: Product standard: model + size, or customer drawing.
Q: How can you ensure the quality?
A: We have QC department to control quality from beginning of production until goods finish.
Q: If you make poor quality goods, will you refund our fund?
A: We won't take a chance to produce poor quality products. We manufacture quality products until your satisfaction.
Q: Do you test all your goods before delivery?
A: Yes, we have 100% QC test and QC report for mold parts before delivery.
Q: Can you produce according to samples or drawings?
A: Yes, we can produce parts by your samples or technical drawings.
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