• Dongguan Kingrui Precision Mould Co.,LTD
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    We have coperated with Kingrui since 2005, Kingrui's foundation. we once were a Tyco company, and now a Group company. Kingrui show their best support
  • Dongguan Kingrui Precision Mould Co.,LTD
    KINGRUI a reassuring supplier. and Kingrui stands out among Chinese spare parts makers. I recommand their team to many of my friends.
  • Dongguan Kingrui Precision Mould Co.,LTD
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    Kingrui is a rigor partner. they can always keep the qualiy and fast delivery. we once invited their team to visit out workshop. they learns fast.
Contact Person : Lydia
Phone Number : 13829100895
WhatsApp : +8613829100885

Precision SKD61 Core Pins And Sleeves for Progressive Die Ejector

Place of Origin Dongguan, China ( Mainland )
Brand Name Kingrui
Certification ISO9001: 2008
Model Number KR003
Minimum Order Quantity 1 Pcs can be available
Price Negotiable
Packaging Details PE film covered first, Plastic box, then carton last.
Delivery Time Normally, simple parts, 5-7 days, complicated parts, 7-15 days. According to QTY and the complexity of drawing.
Payment Terms T/T 50% as deposit 50% before shipment
Supply Ability 1200-1500 units per month
Product Details
Parts Material Precision SKD61 Core Pins And Sleeves Used In Progressive Die Ejector Shaping Mold Plastic Injection Mould
Our Used Material ASP60 Custom Basic Your Drawings
Major Machining Internal- External Lapping And EDM Parts Size According To Cilent's Drawings
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Product Description



Precision SKD61 Core Pins And Sleeves Used In Progressive Die Ejector



Ejector Pin and Sleeves Introduction


1. Standard: Non standard.

2. Material:  SKD11 or SKD61

3. Diameter size : above 0.6mm, it depends on your drawing design.

4. Length size : 100mm-900mm, it depends on your drawing design.

5. Hardness:


Material Inner hardness Surface Hardness

Heat Treatment


SKD61 HRC43°±2° HV1000°±100°



HRC52°±2° HRC52°±2°




Material Inner Hardness Surface Hardness

Heat Treatment


SHK51 HRC58°~60° HRC58°~60°




6. Processing: Internal- external lapping and discharging processing.


Ejector Pin and Sleeves Specifications                                                                                                                 

Material Available

SKD61, 1.2344, KM-2, M4, APS-60, DC53, 42CrMo4, Stainless steel, Brass and Tungten carbide etc.,






Depends on material ( HRC60~94)


Machine Type

Plastic Injection



Highly mirror polished, DLC coating, PVD coating and so on



1 piece, we can accept



According to your drawings design.



Yes. it includes material, mold part size, tolerance, packaging and shipping and so on.



Anti-rust oil + PE film + Plastic box + Carton. If need any special packing please inform us


Delivery Time

5-15 Working days, depends on the quantity the order. Express by DHL, UPS, FEDEX, TNT or Ocean Shipping etc.


Trade Term

Ex-works, FOB Shenzhen, CIF etc.,


Payment Term

By T/T(Deposit 50% and Balance 50% after shipment against the copy of doc. 




Material & Industry Information                                                                                                               


Material name Hardness (HRC) Features Function

Heat treatment


SKD-11 58~60HRC High wear-resisting and purity, have good hardenability and machinability.

Widely used in metal stamping mould parts.


SKH-51(HSS) Above 63 HRC Very sharpe, a kind of alloy steel have complicated elements, which included tungsten/ molybdenum/chromium/ vanadium and cobalt carbide forming elements etc.,

Used in various of cutting tools / cold-punching mould and / embossing die / Punch head etc.,


DC53 62~63HRC Good hardenability and machinability. Used in stamping mould/punch head 520~530℃
CK45 55HRC High quality carbon structural steel, hardness is not high but easy for machining.

widely used as a tip, guide pin, etc., but must have heat treatment.


42CrMo4 Above 55HRC High strength, hardenability and good toughness. Easy for polishing, and can have electroplating.

Widely used in plastic injection mould parts.


Tungten Carbide 90-94HRC Have high hardness, wear resistance, good strength and toughness, heat resistance, corrosion resistance and a series of excellent performance.

Widely used in metal stamping mould parts, such as punch head.





Quality Control                                                                                                                            

1. We have self- governed inspection Dept.

2. All our quality inspection department staff have more than 5 years detection experience.

3. Guarantee each parts have inspected before shipping.

4. Advanced measurement equipment.


5. We can supply quality inspection report fo you.


Precision SKD61 Core Pins And Sleeves for Progressive Die Ejector 0


Waiting for your kindly inquires.