S45C DME Type B Sprue Bush Plastic Injection Molding Components
SENLAN offers a few types of Sprue Bushings: “A” series, “B” series, “U” series, “UV” Series, “LN” Series, “AR” series, “UR” series, “L” series and Performance Sprue Bushings. All but the Performance Sprue Bushings are made from steel with a base hardness of 43-45 HRc, and the “LN” series has an additional surface treatment that brings the surface hardness up to about 60-62 HRc.
Feature of sprue bushing
| Material | Inner Hardness | Surface Hardness | Heat Treatment |
| S45C | SR HRC50~55 | Partial |
| SKD11 | HRC58~62 | HRC58~62 | Vacuumed |
| SKD61 | HRC34~38 | HV900~1100 | Nitrided |
| HRC50~54 | HRC50~54 | Vacuumed |
Manufacturing Equipments of sprue bushing
OD Grinding,ID Grinding, CNC Milling, CNC turning, Wire cutting, EDM, Drilling, etc.
Delivery time of sprue bushing
7-15 days, depending on quantity.
Payment terms
50% T/T before production, 50% TT before shipment.
Inspection Equipments
CMM, 2.5D, Projector, Calipers, Hardness Tester, Micrometer, Altimeter, etc.
Tolerance of sprue bushing
+-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 field
Parts are used on cosmetic packaging, medical, Daily necessities packaging, automobile etc.
Our advantages
(1). Competitive price with good quality
(2). Low MOQ (10pcs is kindly accepted in some special conditions)
(3). Customized size and OEM available
(4). Precise tolerance: +/-0.05mm
(5). 100% inspection
Sales team
Professional sales team make sure we could offer you great service
Corporate Culture
Our mission: help our costumer boost its 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 cooperate-culture,regularizing behaviour with systems and regulations.
Work shop
With high precision machining equipments and experienced technicians, make sure all the dimensions meet tolerance requirement.
Inspection Equipment
Complete QC system and strict test means 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
FAQ
Q: Are you trading company or manufacturer ?
A: We are factory.
Q: How can I customize my products?
A: Attach your drawings with details(Suface treatment,material,quantity and special requirements etc).
Q: How long can I get the quaotation?
A: We will give you the quotation within 48 hours(Considering the time difference).
Q: How long will you produce the parts?
A: Normally two weeks,we will arrange the produce schedule depends on the quantity and the delivery.
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