3D printer timing pulleys
3D printer timing pulleys CAD

3D printer timing pulleys

Double GT2 Pulley 20 Tooth 8mm
This is a single flange aluminum Timing pulley. The model is GT2 ，with 20 teeth, designed to suit a 6.5mm wide Double belt. The pulley has a pitch diameter of 12.73mm and an outside diameter of 12.22m. The flange diameter is 18mm with an inner diameter of 10.50mm and it comes with a single 2*M4 threaded hole. total length 27.5MM. The pulley is made of clear anodized aluminum alloy material. OEM can customize it to different sizes.
A specification in 3D printers, commonly found in desktop 3D printer accessories, matched with a stainless steel 8mm long shaft, driven by a timing belt and a motor.

Reference: 20GT2 Tooth 8mm

Quick Order Code: Double GT2 Pulley 20 Tooth 8mm

There are detailed 3D views and CAD drawings attached for reference.

Double GT2 Pulley 20 Tooth 8mm Aluminum Timing Belt Pulley Series,12.22mmOD, 20 Teeth （used CoreXY Motor Pulley in 3D printers）
For Belt Trade Size GT2
Number of Teeth 20
Pitch Diameter 12.72mm
OD 12.22mm
For Maximum Belt Width 6.5mm
Teeth Shape T type
Pitch 2mm
Bore Diameter  8mm
Bore tolerance (0   +0.022）   mm
Mount Type Press Fit
Includes 2*M4 Screw
total length 27.5mm
Step length NO/A mm
Overall Width 7.5mm
Number of Flanges 2 pcs
Fabrication CNC lathe, gear hobbing, assembly
Pulleys Material Aluminum
The flange diameter 18mm
 Hub inner diameter 10mm
Metal Surface Treatment Aluminum Alloy Anodizing (Customizable in Any Color)
Flanges Thickness 1mm
Flanges Material C45 Steel galvanization
tooth height 1.2mm
Manufacturer  Sanmin Gears
EU Environmental ROSH Certification Material
Country of Origin CHINA Ningbo

The combination of GT2 pulleys and belts produced by our specific tooling and tooling is used for very good precision and clearance. Optional GT2 pulleys are available for use with 6mm and 6.5mm width GT2 belts. Widely used in 3D printers, if you do not understand, you can contact customer service

Beside our standard 20 tooth 5mm bore gt2 pulley on the sanmin team  provide  gt2 pulley 20 tooth 5mm or 6mm 6.35mm 8mm bore as well

Both are GT2 20 Teeth Pulley for 6 to 7mm wide gt2 belt.

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