How to Improve Surface Quality in CNC Casting Machining?

Sep 10, 2025

Products Description

Alloy Steel CNC Machining

CNC Milling Parts

CNC Turning Parts

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CNC High-performance Engine Crankshafts

CNC Metal Parts For The New Energy Industry

 

CNC casting machining is a high-efficiency, high-precision, and high-quality processing technology widely used in fields such as mechanical manufacturing, aerospace, and automotive manufacturing. To improve the surface quality of CNC casting machining, the following measures can be taken:

Optimize Cutting Parameters: The selection of cutting parameters significantly impacts surface quality. Through experimentation and optimization, choosing appropriate parameters such as cutting speed, feed rate, and cutting depth can reduce cutting force and cutting heat, lower surface roughness, and improve surface quality.

Control Tool Condition: Keeping tools sharp and free from wear is an important measure to improve surface quality. Regularly inspecting tool condition and promptly replacing worn blades or tools can reduce cutting force and cutting heat, thereby enhancing surface quality.

Control Workpiece Temperature: Excessive workpiece temperature during machining can lead to a decline in surface quality. Therefore, it is essential to reasonably control the workpiece temperature to avoid the adverse effects of overheating. Effective cooling measures, such as using coolant or forced cooling, can be adopted to lower the workpiece temperature.

CNC Machined Parts For The Machinery
CNC Metal Parts For The New Energy Industry
Precision CNC Machined Metal Parts
Large-scale Five-axis Machined Parts
 

Reduce Vibration: Vibration can cause unstable relative motion between the tool and the workpiece, thereby affecting surface quality. Thus, effective measures should be taken to reduce vibration, such as improving machine tool installation levels and reasonably selecting tool and workpiece clamping methods.

Control Machining Allowance: The control of machining allowance greatly influences surface quality. Excessive machining allowance can increase cutting force and easily lead to surface quality issues. Therefore, machining allowance should be reasonably selected to avoid surface quality problems caused by excessive allowance.

Adopt Advanced Process Technologies: With the continuous development of technology, new process technologies are constantly emerging. Adopting advanced process technologies, such as ultra-precision machining, grinding, and polishing, can further improve surface quality.

Strengthen Quality Inspection and Control: During the machining process, quality inspection and control should be strengthened to promptly identify and resolve surface quality issues. Instruments such as surface roughness testers and interferometers can be used to inspect and control surface quality.

 

Titanium product forms available from GNEE

Titanium tube 

 

Item Name

china wholesale stock astm b337 b338 gr1 gr2 gr9 titanium pipe titanium tubes seamless

Material

pure titanium and titanium alloy

Standard

ASTM B337, ASTM B338. ASTM B861, ASTM B862

Brand

China Grades: TA1, TA2, TC4 (Gr5 Equivalent), TA9 (Gr7 Equivalent), TA10 (Gr9 Equivalent), TA18
International Grades: Gr1, Gr2, Gr5 (Ti-6Al-4V), Gr7, Gr9, Gr12

Shape

Round Titanium Tube/Pipe, Square Titanium Tube/Pipe, Rectangular Titanium Tube/Pipe, Titanium Coil Tube

Type

Seamless & Welded (ASTM B337/B338 for Industrial & Heat Exchanger Applications)

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Titanium rod

 

Product name

Pure Titanium bar/Pure Titanium rod/Titanium alloy bar/Tianium alloy rod

Standard

GB/T 2965-2007 GB/T 13810-2007, ASTM B348,ASTM F67,ASTM F136, AMS4928,MIL4911

Titanium type

Commercially Pure(CP) / Titanium alloy

Grade

TA1 TA2 TA3 TA4 TA5 TA6 TA7 TA8 TA9 TA10 TA11 TA12 TA13 TA14
TA15 TA16 TA17 TA18 TA19 TA20 TA21 TA22 TA23 TA24 TA25 TA26
TA27 TA28
GR1 GR2 GR3 GR4 GR5 GR6 GR7 GR9 GR12 GR16

Diameter

3-350mm

Length

Max6000mm

Technique

Forging, machining

Surface

Acid surface or polishing, sand blasted surface

Shape

Round, flat, square, hexagonal

Application

Metallurgy, electronics, medical, chemical, petroleum, pharmaceutical, aerospace, etc.

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 Titanium plate/foil

 

Production Name

Titanium plate/Titanium sheet

Grade

Gr1, Gr2, Gr3,Gr4,Gr5, Gr7, Gr6,Gr9, Gr11, Gr12 ,Gr16, Gr17,Gr25
TA0,TA1,TA2,TA5,TA6,TA7,TA9,TA10,TB2,TC1,TC2,TC3,TC4

Size

All sizes can be customized

Application

Metallurgy, electronics, machinery, medical treatment, chemical industry, petroleum, medical treatment, aerospace

Feature

High corrosion resistance, low density, good thermal stability

Technology

Hot Forged, Hot Rolled, Cold Rolled, Annealing, Pickling

Surface

Bright, Polished, Pickling, Acid cleaning, Sandblasting

Packing

Export Standard Woodcase

Delivery time

10-25days according to the quantity and process of the product

Quality and test

Hardness test, Bending test, Hydrostatic etc.

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Titanium wire 

 

Product name

Titanium wire

Grade

GR1,GR2,GR3,GR4,GR5,GR7,GR9,GR11,GR12,GR23 etc.

ERTi-1, ERTi-2, ERTi-3, ERTi-4, ERTi-5, ERTi-7, ERTi-9, ERTi-11, ERTi-12

Size

Dia:0.1-8mm or customizable

Standard

ASTM B348,ASME SB348,ASTM B863,AWS.A5.16,GB/T3623-2007

MOQ

10kg

Quality and test

Annealing, Ultrasonic testing

Application

Aerospace, Chemical, Medical, Eye Frames,Welding etc

Feature

High strength,Light weight,Excellent heat conduction and corrosion resistance

Condition

Annealed (M), Hot Worked (R), Cold Worked (Y)

Surface

Bright, Polished, Pickling, Sandblasting

Package

Wooden Box

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Titanium CNC machined parts

 

Product Name
Custom Precision CNC Machining Services
Material
Metal: Aluminum, Stainless Steel, Copper, Iron, Titanium Alloy, Zinc Alloy, Magnesium Alloy.
Plastic: Nylon, ABS, POM, PC, PP, PE, PETG, PEEK, PMMA, PVC, UHMW.
Surface treatment
Anodizing, Polishing, Electroplating, Powder Coating, Sandblasting, Magnetic Polishing, Spray Painting, Drawing, Embossing, Electrophoresis, Screen Printing, Laser Engraving.
Process
3-Axis/4-Axis/5-Axis/6-Axis CNC Milling, CNC Turning
Application
Mechanical Spare Parts, Aerospace Components, Automotive Parts, Maintenance Parts
Maximal Part Size
3000 mm (118 in)
Minimal Part Size
2 mm (0.08 in)
Drawing format
DWG, DXF, PDF, SOLIDWORKS, PRT, STP, STEP, IGS, etc.
Certification
ISO 9001:2015

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18+years of experience in exporting titanium products

GNEE is a specialized manufacturer and exporter of high-quality titanium products, including pipes, sheets, bars, wires, and fabricated parts.

We utilize advanced CNC machining, rolling, and welding equipment to ensure precision manufacturing. All products undergo strict chemical, mechanical, and non-destructive testing to guarantee compliance with international standards.

Our export-safe packaging includes wooden crates and waterproof wrapping to ensure secure delivery. If you have any needs, please feel free to contact us immediately:info@gneemetal.com

High Quality  Pure Titanium
 
35000+
Square Meters Built
200+
Enterprise Employees

8000+
Cooperating Partner
18+
Years Experience