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We manufacture high-precision custom mold sprue bushings and nozzle tips for plastic injection molds, designed to guide molten plastic into the mold cavity with stable flow and minimal resistance. Our sprue bushings are made of premium mold steel with strict heat treatment and surface finishing, ensuring high hardness, wear resistance, and excellent thermal stability for long-term mold operation.

Custom Mold Sprue Bushing Nozzle Tip SKD61 H13 CNC Machined for Injection Mold

Product Details

Specifications

CNC Machining or Not

CNC Machining

Process

CNC Turning, CNC Milling, Laser Cutting, Bending, Spinning, Wire Cutting, Stamping, Electric Discharge Machining (EDM), Rapdi Prototyping

Material Capabilities

Aluminum: 2000 series, 6000 series, 7075, 5052, etc.

Stainless steel: SUS303, SUS304, SS316, SS316L, 17-4PH, etc

Brass: 260, C360, H59, H60, H62, H63, H65, H68, H70, Bronze, Copper

Plastic: Acetal/POM/PA/Nylon/PC/PMMA/PVC/PU/Acrylic/ABS/PTFE/PEEK etc.

Composites: carbon fiber, fiberglass, Kevlar.

Surface treatment

Anodized, Bead Blasted, Silk Screen, PVD Plating, Zinc/Nickel/Chrome/Titanium Plating, Brushing, Painting, Powder Coated, Passivation, Electrophoresis, Electro Polishing, Knurl, Laser/Etch/Engrave etc.

Tolerance

±0.002 ~ ±0.005mm

Drawing Format

PDF/DWG/IGS/STP etc.

Surface Roughness

Min Ra 0.1~3.2

COMPANY PROFILE

[Bonda International Limited] is a premier sheet metal fabrication partner dedicated to delivering high-precision OEM/ODM solutions. We specialize in laser cutting, CNC bending, welding, and surface finishing for materials including stainless steel, aluminum, and cold-rolled steel.

Serving industries such as medical equipment, telecommunications, and industrial automation, we pride ourselves on strict quality control (ISO 9001:2015), competitive pricing, and reliable global shipping. From rapid prototyping to mass production, we transform your drawings into durable, precision-engineered components. Your vision, expertly fabricated.

Product Display

Aluminum

Material: 2024, 5052,5083, 6061,6061-T6, 6063,6082, 7075, etc.

Tolerance: +/- 0.01~0.005mm
Surface treatment: oxidation, electrophoresis, sandblasting, electroplating, chemical treatment, painting, hard anodizing, heat treatment, etc.

Stainless Steel / Steel

Material: SUS303, SUS304, SS316, SS316L, 420, 430, 17-4PH, 1214L/1215/4140/SCM440/40CrMo, etc.

Tolerance: +/- 0.01~0.005mm
Surface treatment: electroplating, galvanizing, spraying, oxidation, polishing, spray grinding, passivation, heat treatment,
pickling,shot peening, etc.

Brass / Copper / Bronze

Material: HPb63, HPb62, HPb61, HPb59, H59,H62,H63,H65,H68, H70,H80, H90, C110, C120, C220, C260, C280, C360 etc.

Tolerance: +/- 0.01~0.005mm
Surface treatment: electroplating, tin plating, spraying, oxidation, polishing, spray grinding, heat treatment,pickling, shot.peening,etc.

Plastic / Engineering Plastic

Material: Acetal/POM/PA/Nylon/PC/PMMA/PP/PVC/PU/HDPE/PVDF/Acrylic/ABS/PTFE/PEEK etc.

Tolerance: +/- 0.01~0.005mm
Surface treatment: spraying,sandblasting, painting, pickling, alkali cleaning, anodizing, ion implantation, thermal transfer printing, engraving, etc.

Surface Treatment

FAQ

Q1: What's kinds of information you need for quote?
Detailed drawings (PDF/STEP/IGS/DWG...), including quality, delivery date, materials, quality, quantity, surface treatment and other information.

Q2: What is your MOQ?
MOQ depends on our client's needs, besides, we welcome trial order before mass-production.

Q3: What is the lead time?
A3: Depending on your specific project and quantity. Normally, sample 3-5 days. Bulk order: 10-14 days.

Q4: How do you control the quality?
(1) Material Inspection - Check material surfaces and approximate dimensions.
(2) First inspection of production - ensure critical dimensions in mass production.
(3) Sampling inspection - check the quality before delivery to the warehouse.
(4) Preshipment inspection - 100% inspection by QC assistant before shipment.

Q5: If the parts we purchase from your company are not good, what can we do?
If you have any problems after receiving the product, you can provide feedback through voice call, video conference, email, etc. within one month. Our team will provide you with solutions within 24 hours.

Q6: Are you a manufacturer or trading company?
We are a manufacturer, we are located in ShenZhen, China.

Q7: Will my drawings be safe after sending to you?
Yes, we will keep them well and not release to third party without your permission.