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{"title":"H13 Material Ejector Pins with 48-52HRC Hardness and +\/-0.01mm Tolerance for","imgUrl":"https:\/\/img.chinax.com\/nimg\/56\/73\/65aeda8c65378d85b9f8954fd888-200x200-1\/h13_material_ejector_pins_with_48_52hrc_hardness_and_2b_2f_0_01mm_tolerance_for_precision_mould_parts.jpg","attrs":{"Brand Name":"SENLAN","Model Number":"SL-201","Certification":"ISO9001","Place of Origin":"China"}}
{"title":"Precision Ejector Pin and Ejector Sleeve with 0.005mm Tolerance and Good","imgUrl":"https:\/\/img.chinax.com\/nimg\/61\/35\/d69f180af00007ab4ad8bda4112a-200x200-1\/precision_ejector_pin_and_ejector_sleeve_with_0_005mm_tolerance_and_good_toughness_for_plastic_injection_molds.jpg","attrs":{"Brand Name":"SENLAN","Certification":"ISO9001:2015","Place of Origin":"China","Minimum Order Quantity":"1pcs"}}
{"title":"Wear Resistance SKD61 Stepped Core Pins And Ejector Pins With Precision","imgUrl":"https:\/\/img.chinax.com\/nimg\/bf\/0c\/5c854caa7bbc0952cf2d1abd9db8-200x200-1\/wear_resistance_skd61_stepped_core_pins_and_ejector_pins_with_precision_tolerance_2b_2f_0_005mm_for_industrial_mold_spare_parts.jpg","attrs":{"Brand Name":"SENLAN","Certification":"ISO9001:2015","Place of Origin":"China","Minimum Order Quantity":"1pcs"}}
{"title":"Nitrided Misumi Straight Ejector Pins with High Precision Tolerance and","imgUrl":"https:\/\/img.chinax.com\/nimg\/ac\/8f\/5b5f952a7f73ff7d6835cc963e70-200x200-1\/nitrided_misumi_straight_ejector_pins_with_high_precision_tolerance_and_customizable_sizes.jpg","attrs":{"Brand Name":"SENLAN","Certification":"ISO9001:2015","Place of Origin":"China","Minimum Order Quantity":"1pcs"}}
{"title":"Nitrided HASCO Standard Stepped Ejector Pins for Plastic Injection Moulds with","imgUrl":"https:\/\/img.chinax.com\/nimg\/a6\/96\/bbcc5bc79eb3cc5ca9c135712360-200x200-1\/nitrided_hasco_standard_stepped_ejector_pins_for_plastic_injection_moulds_with_customized_options.jpg","attrs":{"Brand Name":"SENLAN","Certification":"ISO9001:2015","Place of Origin":"China","Minimum Order Quantity":"1pcs"}}
{"title":"SKH51 Material AISI Standard High Precision Ejector Pins and Sleeves for Plastic","imgUrl":"https:\/\/img.chinax.com\/nimg\/61\/ec\/9f27de2c562e95af4644c326ad55-200x200-1\/skh51_material_aisi_standard_high_precision_ejector_pins_and_sleeves_for_plastic_mould.jpg","attrs":{"Brand Name":"SENLAN","Certification":"ISO9001:2015","Place of Origin":"China","Minimum Order Quantity":"1pcs"}}
S45C DME Type B Sprue Bush Plastic Injection Molding Components
SENLAN offers various types of Sprue Bushings including "A" series, "B" series, "U" series, "UV" Series, "LN" Series, "AR" series, "UR" series, "L" series and Performance Sprue Bushings. All except the Performance Sprue Bushings are manufactured from steel with a base hardness of 43-45 HRc. The "LN" series features additional surface treatment that increases surface hardness to approximately 60-62 HRc.
Sprue Bushing 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, etc.
Quality Control & Specifications
Delivery Time: 7-15 days, depending on quantity
Payment Terms: 50% T/T before production, 50% TT before shipment
Tolerance: ±0.05mm, depending on customer requirements
Drawing Format: PDF/DWG/DXF/IGS/STEP, etc.
Certification: ISO9001-2008
Packaging: Inner packing with recycle plastic box and anticorrosive oil, outer with sponge and PE bags, or as per customer requirements
Application Fields
Parts are used in cosmetic packaging, medical devices, daily necessities packaging, automotive components, etc.
Our Advantages
Competitive pricing with excellent quality
Low MOQ (10pcs accepted in special conditions)
Customized sizes and OEM services available
Precise tolerance: ±0.05mm
100% inspection on all products
Company Overview
Sales Team: Professional sales team ensuring excellent customer service
Corporate Culture: Our mission is to help customers boost competitiveness, help employees achieve success, and create value for society. Our vision is to become a first-class enterprise in the Mould Accessory Industry worldwide.
Workshop: Equipped with high-precision machining equipment and experienced technicians to ensure all dimensions meet tolerance requirements
Quality Assurance: Complete QC system and strict testing procedures ensure high-grade 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 can I customize my products?
A: Attach your drawings with details (surface treatment, material, quantity and special requirements, etc.).
Q: How long can I get the quotation?
A: We will provide the quotation within 48 hours (considering time difference).
Q: How long will you produce the parts?
A: Normally two weeks, we will arrange the production schedule based on quantity and delivery requirements.
