Z51 HASCO SKD61 Sprue Bushing Mold Components
High-quality sprue bushing components designed for plastic injection molds, manufactured to exacting standards for reliable performance and durability.
Sprue Bushing Function
The sprue bushing connects the pouring basin to the runner system and controls material flow into the mold. Its tapered design minimizes turbulence and prevents air bubble formation during casting or molding processes.
Technical Specifications
| 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 Capabilities
OD Grinding, ID Grinding, CNC Milling, CNC Turning, Wire Cutting, EDM, Drilling, and other precision machining processes.
Production Details
Delivery Time: 7-15 days, depending on quantity
Payment Terms: 50% T/T before production, 50% T/T before shipment
Tolerance: ±0.05mm (custom requirements accepted)
Drawing Formats: PDF, DWG, DXF, IGS, STEP
Certification: ISO9001-2008
Quality Control Equipment
CMM, 2.5D, Projector, Calipers, Hardness Tester, Micrometer, Altimeter, and other precision measurement tools.
Packaging
Inner packaging with recyclable plastic boxes and anti-corrosive oil, outer packaging with sponge and PE bags. Custom packaging available per customer requirements.
Applications
Cosmetic packaging, medical devices, daily necessities packaging, automotive components, and various industrial applications.
Company Advantages
- Competitive pricing with guaranteed quality
- Low MOQ (10pcs accepted for special conditions)
- Custom sizes and OEM services available
- Precise tolerance control: ±0.05mm
- 100% quality inspection on all products
Our Commitment
Sales Team: Professional sales team ensuring excellent customer service
Corporate Culture: Dedicated to customer success, employee development, and social value creation
Vision: Becoming a world-class enterprise in the mold accessory industry
Management: Unified corporate culture with systematic operational standards
Manufacturing Facilities
Advanced precision machining equipment operated by experienced technicians ensures all dimensions meet specified tolerance requirements.
Quality Assurance
Comprehensive QC system with strict testing procedures guarantees high-grade product quality throughout the manufacturing process.
Product Range
- Core pins, cavity pins, insert pins
- HSS punches, precision punches, special-shaped punches
- Ejector pins, ejector sleeves, two-stage ejector pins
- Guide pillars, guide bushings, guide post sets
- Slide core units, latch locks, locating series
Frequently Asked Questions
Are you a trading company or manufacturer?
We are a factory.
How long is your delivery time?
Generally 10-20 days for non-stock items, depending on quantity.
What information do you need for quoting?
Product standard: model + size, or customer drawings.
How do you ensure quality?
QC department monitors quality from production start to completion.
Do you test all goods before delivery?
Yes, 100% QC testing with quality reports for all mold parts.
Can you produce from samples or drawings?
Yes, we can manufacture parts based on your samples or technical drawings.
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