8 Year Exporter Swiss Screw Precision - Precise and Customized CNC Machining Parts – Tongbao

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8 Year Exporter Swiss Screw Precision - Precise and Customized CNC Machining Parts – Tongbao Detail:

CNC Machining Tolerances

Maximum Part Size	General Tolerances	Precision Tolerances	Minimum Feature Size
Milled parts up to 80” x 48” x 24” (2,032 x 1,219 x 610 mm). Lathe parts up to 62” (1,575 mm) length and 32” (813 mm) diameter.	Tolerances on metals will be held to +/- 0.005″ (+/- 0.127 mm) in accordance with ISO 2768 unless otherwise specified. Plastics and composites will be +/- 0.010”.	TONGBAO can manufacture and inspect to tight tolerances per your drawing specifications including GD&T callouts.	0.020” (0.50 mm). This may vary depending on part geometry and chosen material.

Main Materials

Metal CNC Machining Materials

Type

Aluminum Alloys

Aluminum 6061

Aluminum 5052

Aluminum 2024

Aluminum 6063

Aluminum 7050

Aluminum 7075

Aluminum MIC-6

Copper Alloys

Copper 101

Copper C110

Bronze Alloys

Copper C932

Brass Alloys

Copper 260

Copper 360

Stainless Steel Alloys

Nitronic 60 (218 SS)

Stainless Steel 15-5

Stainless Steel 17-4

Stainless Steel 18-8

Stainless Steel 303

Stainless Steel 316/316L

Stainless Steel 416

Stainless Steel 410

Stainless Steel 420

Stainless Steel 440C

Steel Alloys

Steel 1018

Steel 1215

Steel 4130

Steel 4140

Steel 4140PH

Steel 4340

Steel A36

Titanium Alloys

Titanium (Grade 2)

Titanium (Grade 5)

Zinc Alloys

Zinc Alloy

Plastic CNC Machining Materials	ABS
	Acrylic
	Delrin (Acetal)
	Garolite G10
	HDPE
	Nylon 6/6
	PC (Polycarbonate)
	PEEK
	Polypropylene
	PTFE (Teflon)
	UHMW PE
	PVC

Surface Finish

Surface Finish	Effect
As-Milled	Deburring, flat or smooth surface
Anodized	Coloring, corrosion resistance and wear resistance
Passivation	corrosion resistance
polishing	Smooth surface
Nickel Plating	Corrosion resistant and wear-resistant
Silver Plating	Corrosion resistant and wear-resistant
Gold Plating	Corrosion resistant and wear-resistant
Zinc Plating	Corrosion resistant and wear-resistant

Product Examples

Product Name	Picture	Description
Bail Wire		Material：AISI 304 Length：165mm Weight：13.095g Usage：for manufacturing Color：sliver
Bail Rod		Item：B Bail Rod 21051279 Material：6061-T6，5052-H18，LY12-T4 Weight：0.0152kg Surface：Passivation Color：silver MOQ：5000pcs
Brass Insert		Item：20200628864 Material：C3604 MOQ：10000 Weight：0.0098kg Color：Yellow Size：22.98*10.92 Surface：Passivation
Hook		Weight：0.0956kg Material：can be customized Size：can be customized Surface：passivation Color：sliver，gold Usage: used for bird feeder, playing the role of hook
Shaft Bolt		Size: Customization,or non-standard as request&design Material: Stainless Steel,Alloy steel,Carbon Steel,Brass,Aluminum and So on Finish: Plain, black, zinc plated/according to your requirement
Part of Valve		Its material is aluminium and is with sealed thread inside. Material: Aluminium 6061, Weight：107g
Core of Valve		It is used for the diesel cylinder. Material: c Weight：9.4g
Cover of valve		It is used for the diesel cylinder. Material: C38500 Weight：153g
Threaded Sleeve		It is used for the diesel cylinder. Material: C38500 Weight：47g
Valve Part Units		It is uded for linking vavle、pin and thread sleeve in the diesel. Material: C38500
Threaded Hook Rod		It is used in vehicle assembly line. Material: C38500 Weight：29g
Welding Gun		It is joint pole used for auto welding machine. Material: Red Copper Weight：140g
Belt Buckle		It is used for joining two belts. Material: 45#
Welding Nozzle		It is used in the welding torch. Material: Red Copper Specification:1.2mm
Metal Base		It is an accessory for dental light guide. Material: SS440
Stud		It is a fastener which can be used in various machines. Material: SS304
Brass Joint		It is a joint part for engine appliances. Material: C38500 Weight：1.4g
Micro Brass Pin		It is an accessory for the DVD set. Material: C38500 Technical Process: Cold Heading
Cover		It is an accessory for house decoration. Material: 45# Surface Nickle Plated
Six Point Socket		It is an accessory for house decoration. Material: SS303
Diverter Shoe Guide Pin		It is a joint part for the vehicle engine. Material: 45# Carburizing Heat Treatment
Hook		It is a house appliance. Material: SS303
Nut plate		It is a fastener for engine appliances. Material: 45# Technical Process: Mold forging + Machining
Bearing Washer		It is often applied in machines as locking part. Material: 20#
Eye Screw		It is often used in the rope. Material: 45# Technical Process: Mold forging + Machining
Square Pin		It is a positioning pin for the CNC tool carrier. Material: 1045
Soldering iron Bracket		It is used for heating and fixation of soldering iron in process. Material: Q235 Technical Process: Stamping
Locking Bolt		It is a locking fitting for various casters. Material: Q235 Nut Material: Nylon
Lamp Cover		It is used for lamps. Material: Aluminium 6061 Technical Process: Flow Forming
Aluminium Tip		It is a fixation part for the outdoor appliances such as the pavilion. Material: Aluminium 6061 Weight：18g
We have too many CNC machining parts to show. If you don’t find your favorite product, please contact us to customize it for you.