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China factory - Dongguan Situo Hardware Products Technology Co., Ltd

Dongguan Situo Hardware Products Technology Co., Ltd

  • China,Dongguan ,Guangdong
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China Dental Machinery Grinding Needles Precise Medical Hardware Accessories
China Dental Machinery Grinding Needles Precise Medical Hardware Accessories

  1. China Dental Machinery Grinding Needles Precise Medical Hardware Accessories
  2. China Dental Machinery Grinding Needles Precise Medical Hardware Accessories
  3. China Dental Machinery Grinding Needles Precise Medical Hardware Accessories
  4. China Dental Machinery Grinding Needles Precise Medical Hardware Accessories

Dental Machinery Grinding Needles Precise Medical Hardware Accessories

  1. MOQ： 1PCS
  2. Price： 5-10 USD per item
  3. Get Latest Price
head shape Communication
Payment Terms T/T
Supply Ability 10000PCS per day
Delivery Time Communication
Packaging Details Communication
Processing technology CNC turning
Surface treatment Passivation
origin China
Material stainless steel
Sample period 10 to 15 days
Category long shaft
Usage machine
Weight Lightweight
Precision Min0.001
packing carton
Productname Medical Hardware
Manufacturer Situo
Durability High
Size 1.0-30.0mm
Brand Name SITUO
Model Number ST-110004
Certification ISO9001 & TS16949
Place of Origin GuangDong Dongguan

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  1. Product Details
  2. Company Details

Product Specification

head shape Communication Payment Terms T/T
Supply Ability 10000PCS per day Delivery Time Communication
Packaging Details Communication Processing technology CNC turning
Surface treatment Passivation origin China
Material stainless steel Sample period 10 to 15 days
Category long shaft Usage machine
Weight Lightweight Precision Min0.001
packing carton Productname Medical Hardware
Manufacturer Situo Durability High
Size 1.0-30.0mm Brand Name SITUO
Model Number ST-110004 Certification ISO9001 & TS16949
Place of Origin GuangDong Dongguan
High Light dental machinery grinding needles ，grinding needles Precise ，30MM Medical Hardware
Dental Machinery Grinding Needles - Precise Medical Hardware Accessories
Stainless steel dental machinery grinding needles - Precise medical hardware accessories
The core of processing grinding tool pins for dental equipment lies in the triple guarantee of micron-level precision, high surface finish and long service life & reliability.
Core Processing Difficulties
  • Extremely Strict Geometric Precision: Dimensional tolerances usually require ±0.005~0.01mm, roundness and cylindricity controlled within 0.005mm, with extremely high requirements for coaxiality and radial runout.
  • Harsh Surface Quality Requirements: Surface roughness must reach Ra ≤ 0.8μm (high-end models require Ra ≤ 0.2μm) with no tool marks, scratches or micro-cracks allowed.
  • Material and Heat Treatment Challenges: Made of 304/316L stainless steel or 40Cr/bearing steel, requiring precise control of quenching and tempering parameters to ensure hardness HRC45~52 and toughness balance.
  • Difficulty in Mass Production Consistency: Ensuring complete consistency in size, finish and hardness of each pin in mass production.
Recommended Processing Methods and Process Routes
Typical Process Route: Material preparation → CNC turning/swiss-type lathe finishing → heat treatment (quenching & tempering) → centerless grinding/double-surface grinding → surface treatment (hard chrome plating/QPQ/electropolishing) → fine lapping/roller burnishing → full inspection and warehousing
Key Processes and Equipment
Process Core Equipment Process Key Points Target Parameters
Precision Turning Swiss-type lathe/dual-spindle CNC lathe One clamping for outer diameter, steps, chamfers and grooves; carbide coated tools; separate rough and finish machining Diameter tolerance ±0.01mm, surface Ra1.6~3.2μm
Fine Grinding High-precision centerless grinder Control wheel wear and feed; online compensation; calibration every 2 hours Cylindricity ≤0.005mm, Ra ≤ 0.8μm
Double-surface Grinding Double-surface grinding machine Ensure flatness and perpendicularity; automatic feeding Perpendicularity ≤0.02mm, Ra0.3~0.5μm
Heat Treatment Vacuum furnace/induction hardening furnace Vertical charging and cooling; low-temperature tempering for stress relief Hardness HRC45~50, no deformation or cracking
Surface Treatment Plating line/QPQ equipment Electropolishing and activation before plating; double-layer chrome plating or QPQ Uniform and wear-resistant coating, corrosion resistance
Fine Lapping/Burnishing Lapping machine/roller burnishing machine Mechanical extrusion to eliminate micro defects; improve finish Ra ≤ 0.2μm, improved surface hardness
Solutions to Difficulties
  • Precision Control: Adopt high-rigidity machines and precision fixtures, optimize cutting parameters, install online measurement compensation, and establish tool life management system.
  • Surface Finish Guarantee: Add lapping or burnishing after fine grinding, use diamond grinding wheels, and control cutting heat and built-up edge.
  • Heat Treatment Deformation: Use vacuum heat treatment, vertical suspension charging, and multiple aging treatments to strictly control heating and cooling rates.
  • Stainless Steel Machining: Use special cutting fluid, reduce cutting speed, increase feed rate, and avoid adhesion and work hardening.
Material Selection Recommendations
  • 304/316L Stainless Steel: Suitable for scenarios requiring biocompatibility and corrosion resistance. Focus on solving adhesion and work hardening during processing.
  • 40Cr/Bearing Steel: Suitable for high hardness and wear resistance requirements. Heat treatment must be strictly controlled to prevent deformation and cracking.
Key Quality Inspection Points
  • Dimension and Form & Position: Measure diameter, roundness, cylindricity, coaxiality and perpendicularity with projector, micrometer and roundness measuring instrument.
  • Surface Quality: Test Ra value with roughness tester; inspect surface defects with magnifier or microscope.
  • Performance Testing: Measure hardness with Rockwell hardness tester; verify corrosion resistance with salt spray test; conduct non-destructive testing for internal defects if necessary.
In summary, the processing of dental grinding pins requires the trinity of precision equipment + elaborate processes + strict quality control. The core is to control micron-level precision and high surface finish, while taking into account material reliability and mass production stability.
Our Manufacturing Capabilities
We have introduced advanced equipment and technology from Japan and Germany (CNC 5-axis and 6-axis machines) to better serve our customers' needs.
Our maximum processing outer diameter is 60mm, and the minimum control tolerance is 0.001mm. We have Japanese CNC Tsugami, CNC Citizen, multi-station cold extrusion forming machines, 500T press machines, casting equipment, and various process equipment.
Main Products:
Stainless steel screws, carbon steel screws, pins, rivets, nuts, eccentric nails, embedded parts, and other fasteners.
Business Type:
Factory / Manufacturer
Services:
CNC Machining, Turning and Milling, CNC Turning, Cold heading, Stamping, Assembly Service
Materials:
Aluminum: AL 6061-T6, 6063, 7075-T etc
Stainless steel: 303,304,304L,316L,316F,630,410,420,430, etc
Steel: 4140, Q235, Q345B,20#,45# 1215,12L14,1144,1006,1008,1010,1015,1018,10B21,1035,1065 etc.
Alloy steel: 5140,4135,4140,3435,5120,415,435,440 etc
Titanium: TA1,TA2/GR2, TA4/GR5, TC4, TC18 etc
Brass: C36000 (HPb62), C37700 (HPb59), C26800 (H68), C22000(H90),C27000,C51900,C11000,C3604,H62,H65 etc
Copper, bronze, Magnesium alloy, Delrin, POM, Acrylic, PC, etc.
Finishes:
Sandblasting, Anodize color, Blackenning, Zinc/Nickl Plating, Polish, Power coating, Passivation PVD, Titanium Plating, Electrogalvanizing, electroplating chromium, electrophoresis, QPQ(Quench-Polish-Quench), Electro Polishing, Chrome Plating, Knurl, Laser etch Logo, etc.
Drawing Formats:
STEP, STP, GIS, CAD, PDF, DWG, DXF etc or samples.
Tolerance:
+/-0.01mm ~ +/-0.05mm
Surface Roughness:
Ra 0.1~3.2
Quality Assurance
Our company has a total of 300 employees, including 20 technicians, 10 engineers, and 15 quality control personnel. We have over 300 pieces of equipment.
We implement 8S management and have passed ISO9001 and TS16949 automotive certifications.
Inspection Equipment: Complete inspection lab with Micrometer, Optical Comparator, Caliper Vernier, CMM, Depth Caliper Vernier, Universal Protractor, Clock Gauge, Internal Centigrade Gauge
Our Customers
Our customers include bo-sch, Foxconn, Motors, Husqvarna, Shimano, NVIDIA, DJI Drones, Siegenia, and Cater-pillar.
Product Gallery
Dental grinding needle precision machining Medical hardware accessories manufacturing CNC machining dental components Precision grinding tool pins Stainless steel dental machinery parts Medical equipment grinding needles High-precision dental tool manufacturing Quality control inspection process Advanced CNC machining equipment Manufacturing facility overview Precision measurement and testing Finished dental grinding needles

Company Details

Bronze Gleitlager

,

Bronze Sleeve Bushings

 and 

Graphite Plugged Bushings

 from Quality China Factory

  • Business Type:

    Manufacturer,Seller

  • Year Established:

    2019

  • Total Annual:

    2800000-3500000

  • Employee Number:

    50~100

  • Ecer Certification：

    Verified Supplier

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Get in touch with us

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  • Dongguan Situo Hardware Products Technology Co., Ltd
  • No. 9, Shi bi One Alley, Zhangmutou Town, Dongguan City, Guangdong Province
  • https://www.cnc-hardwareparts.com/

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