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{"title":"1.2344 Material Core Pins with 46-50HRC Hardness and +\/-0.05mm Tolerance for","imgUrl":"https:\/\/img.chinax.com\/nimg\/60\/37\/bc085b721bfdea862e33361c6977-200x200-1\/1_2344_material_core_pins_with_46_50hrc_hardness_and_2b_2f_0_05mm_tolerance_for_plastic_injection_mold_components.jpg","attrs":{"Brand Name":"SENLAN","Model Number":"SL-192","Certification":"ISO9001","Place of Origin":"China"}}
{"title":"ASSAB Orvar Supreme Precision Mould Parts with 48-50HRC Hardness and +\/-0.01mm","imgUrl":"https:\/\/img.chinax.com\/nimg\/43\/66\/17280477fde159f5161e9bb8733f-200x200-1\/assab_orvar_supreme_precision_mould_parts_with_48_50hrc_hardness_and_2b_2f_0_01mm_tolerance_for_injection_mold_components.jpg","attrs":{"Brand Name":"SENLAN","Model Number":"SL-217","Certification":"ISO9001","Place of Origin":"China"}}
{"title":"Non Standard Tungsten Steel Precision Mould Parts with 0.002mm Tolerance for","imgUrl":"https:\/\/img.chinax.com\/nimg\/99\/e3\/aca11a6e3503b5d8e10634b09471-200x200-1\/non_standard_tungsten_steel_precision_mould_parts_with_0_002mm_tolerance_for_forming_die_spare_parts.jpg","attrs":{"Brand Name":"SENLAN","Model Number":"SL-191","Certification":"ISO9001","Place of Origin":"China"}}
{"title":"Stainless Steel Material Nozzle Tips with 0.01mm Tolerance for Plastic Mould Hot","imgUrl":"https:\/\/img.chinax.com\/nimg\/82\/51\/21aec732103a64ca5748cf3b4422-200x200-1\/stainless_steel_material_nozzle_tips_with_0_01mm_tolerance_for_plastic_mould_hot_runner_components.jpg","attrs":{"Brand Name":"SENLAN","Model Number":"SL-144","Certification":"ISO9001","Place of Origin":"China"}}
{"title":"BeCu Material Nozzle Tips with 0.01mm Concentricity for Hot Runner System","imgUrl":"https:\/\/img.chinax.com\/nimg\/e0\/01\/366dc001a553827251748d427b68-200x200-1\/becu_material_nozzle_tips_with_0_01mm_concentricity_for_hot_runner_system_precision_mould_parts.jpg","attrs":{"Brand Name":"SENLAN","Model Number":"SL-145","Certification":"ISO9001","Place of Origin":"China"}}
{"title":"Custom Gear Parts Precision Mould Parts SKD61 Material 48-52HRC Hardness +\/-0","imgUrl":"https:\/\/img.chinax.com\/nimg\/2a\/87\/9ac9ae880a113a08405c267e9a6b-200x200-1\/custom_gear_parts_precision_mould_parts_skd61_material_48_52hrc_hardness_2b_2f_0_01mm_tolerance_automobile_components.jpg","attrs":{"Brand Name":"SENLAN","Model Number":"SL-241","Certification":"ISO9001","Place of Origin":"China"}}
Core insert parts are manufactured using imported materials, offering excellent anti-rust properties and superior polishing performance. We currently produce 96-cavity mold parts for hot/cold runner bottle preform molds. Our products are machined using imported CNC, OD grinders, and ID grinders to ensure consistent altitude, uniformity, and interchangeability. For specialized applications, we provide surface treatments including TIN and DLC coatings to enhance wear resistance and extend service life.
Part Specification
Type
Precision mold parts machining
Material
Stainless steel, S136, and more
Surface Finish
Polishing, mirror polishing, PVD coating, DLC coating, etc.
Application
Medical, electrical, daily packaging, etc.
Weight
Determined according to your drawing design
Size
Customized
Tolerance
0.005 mm or as required
Service
Fully customized service
Equipment
CNC milling machine, lathe machine, EDM machine, internal-external machine, wire cutting machine, grinding machine, and more
Packaging
Standard packaging: PE film, plastic box, then carton. We use flexible packaging management to ensure product safety and customer satisfaction.
Why Choose Us
Specialized manufacturer of precision core pins, cavity pins, and insert pins
8 years of experience in stamping die parts, injection die parts, auto parts, and metal-working products
Advanced production equipment and experienced operators
Extensive experience with OEM and ODM services
Competitive pricing, high quality, and fast delivery
Our Capabilities
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 sets
Slide core units, latch locks, locating series
Quality Control
SENLAN maintains strict quality control from raw material intake to finished product shipment. Our mold parts guarantee high precision, superior polishing, and extended service life.
Quality inspection throughout production:
Material incoming: 100% inspection
Rough finished: 100% inspection
Heat treatment: random inspection
Face grinding: 100% inspection
Center-less cylindrical grinding: 100% inspection
OD/ID grinding: 100% inspection
EDM: 100% inspection
Wire-cutting: 100% inspection
Packing: Final 100% inspection before shipment
Packaging & Delivery
Packaging: Coated with anti-corrosive oil and packed in carton boxes.
Delivery: Typically 7-15 working days for ejector pins, with specific timing based on quantity.
Shipping: We ship via express carriers (DHL, UPS, FEDEX) or according to customer requirements. Express delivery takes 3-5 days with tracking provided. For larger quantities, ocean shipping offers economical options.
Frequently Asked Questions
Q: What is your quote elements?
A: Product standard: model + size, or customer drawing.
Q: How can you ensure the quality?
A: We have a QC department that controls quality throughout the entire production process.
Q: If you make poor quality goods, will you refund our fund?
A: We maintain high-quality standards and manufacture products to ensure customer satisfaction.
Q: Do you test all your goods before delivery?
A: Yes, we perform 100% QC testing and provide QC reports for all mold parts before delivery.
Q: Can you produce according to the samples or drawings?
A: Yes, we can produce parts based on your samples or technical drawings.