STD S3M PU Open Timing Belt

Specifications

STPD/STS Profile	S3M
Tooth Pitch t [mm]	3
Base Belt Thickness H [mm]	0.76
Tooth Height h [mm]	1.14
Overall Belt Thickness H [mm]	1.9
Width Tolerance [mm]	+/- 0.5
Length Tolerance [mm]	+/- 0.5
Thickness Tolerance [mm]	+/- 0.2
Hardness	92 Shore A
Tensile Members	Steel
Color	White
Minimum Number of Teeth	14
Minimum Pulley Diameter [mm]	13.4
Ultimate Tensile Strength [N/10mm belt width]	500
Maximum Allowable Tensile Strength M [N/10mm belt width]	125
Specific Belt Stiffness Steel Reinforced [Per unit width/length]	3.13 x 10^4 N
Tooth Width Lr [mm]	1.95
Head Radius Ra [mm]	1.95
Unit Mass kg/m (Width: 10mm)	0.024

Standard Widths [mm]:

10 ,15, 20, 25, 30, 40, 50, 55, 75, 85, 100, 115, 120, 150, 170

Standard Lengths [Meters]:

1, 5, 10, 30, 40, 50, 60, 90, 100, 120, 140, 150, 200

Description

PU Timing Belts STD S3M Open are most commonly offered in lengths of 30m, 50m, 100m, 150m and 200m, while custom sizes (lengths, widths and pitches) are available upon request.

STD3M Open PU Timing Belts usually consist of polyurethane body and steel cord, while custom materials available upon request. Special cords include aramid (kevlar), stainless steel and carbon fiber.

Part No1	Part No2	Pitch [mm]	Width [mm]	Length [m]
5-S3M	5-STD3M	3	5	1, 5, 10, 30, 40, 50, 60, 90, 100, 120, 140, 150, 200 Meters \| Custom Sizes
10-S3M	10-STD3M	3	10	1, 5, 10, 30, 40, 50, 60, 90, 100, 120, 140, 150, 200 Meters \| Custom Sizes
15-S3M	15-STD3M	3	15	1, 5, 10, 30, 40, 50, 60, 90, 100, 120, 140, 150, 200 Meters \| Custom Sizes
20-S3M	20-STD3M	3	20	1, 5, 10, 30, 40, 50, 60, 90, 100, 120, 140, 150, 200 Meters \| Custom Sizes
25-S3M	25-STD3M	3	25	1, 5, 10, 30, 40, 50, 60, 90, 100, 120, 140, 150, 200 Meters \| Custom Sizes
30-S3M	30-STD3M	3	30	1, 5, 10, 30, 40, 50, 60, 90, 100, 120, 140, 150, 200 Meters \| Custom Sizes
40-S3M	40-STD3M	3	40	1, 5, 10, 30, 40, 50, 60, 90, 100, 120, 140, 150, 200 Meters \| Custom Sizes
50-S3M	50-STD3M	3	50	1, 5, 10, 30, 40, 50, 60, 90, 100, 120, 140, 150, 200 Meters \| Custom Sizes
55-S3M	55-STD3M	3	55	1, 5, 10, 30, 40, 50, 60, 90, 100, 120, 140, 150, 200 Meters \| Custom Sizes
85-S3M	85-STD3M	3	85	1, 5, 10, 30, 40, 50, 60, 90, 100, 120, 140, 150, 200 Meters \| Custom Sizes
100-S3M	100-STD3M	3	100	1, 5, 10, 30, 40, 50, 60, 90, 100, 120, 140, 150, 200 Meters \| Custom Sizes

Tensile Cords

Steel Cords
Reinforced Steel Cords
Stainless Steel Cords
Aramid Kevlar Cords
Extra Flexible Steel Cords

Reducing Sliding Resistance

Nylon Fabric on Tooth Side (PAZ)
Nylon Fabric on Back Side (PAR)
Nylon Fabric on Tooth Side & Back Side (PAZ/PAR)

Mechanical properties

Friction / adhesion
Abrasion resistance
Wear resistance
Release
Cut resistance
Compressibility

Physical properties

Antistatic
Electrical conductivity
Flame retardant
Cold resistance
Hydrolysis resistance

Chemical properties

Oil and fat resistance
Food approved
Easy to clean
Acid and base resistance
Ozone and UV resistance

Applications

STD S3M polyurethane open timing belts find applications across a wide range of uses, including sorting mechanisms, precise positioning systems, miniature drives, handheld devices, and powerful drives in construction and woodworking machinery.