PU Timing Belts Applications, Materials, Features, Advantages & Specifications

Applications

PU timing belts are ideal for packing industry; glass industry; stone & marble industry; ceramics squaring machines; logistics; positioning system; mail sorting machines; office machines; plotter; medical equipment; vending machines; optical instruments; IT systems; wood processing machines; textile machines; machine tools; cameras; robot; vacuum systems; food machinery; garden equipment; printing machines; pumps; compressors; construction machinery; automation; elevators; shipping lines; electrical appliances; conveyors; automatic sliding doors; garage opening system; automatic handling devices; chemical and pharmaceutical industry; linear drivers; tobacco; paper industry; chemist & pharmaceutical industry and other applications.

Special cords

  • Steel is the standard tension member. It features mild corrosion resistance and a high spring rate.
  • Kevlar (Aramid) has excellent chemical and corrosion resistance. This non-metallic materials is available with Food Grade Polyurethane materials.
  • Stainless steel is chemical and corrosion resistance with a high spring rate and also available with Food Grade Polyurethane materials.

Special materials

Special materials for applications demanding: low temperature, high temperature, antistatic properties or food compatibility (FDA) .

Mechanical and chemical properties, product characteristics

  • Excellent length stability;
  • The minimum tension decay;
  • Low pretension and shaft load;
  • Pretensioning minimized;
  • High abrasion resistance;
  • Silent operations;
  • Maintenance free;
  • Resistant to aging, ozone and hydrolysis;
  • Working temperatures between -25°C to + 80°C;
  • High chemical resistance and in particular to oils, greases and gasoline;
  • Good resistance to acids and alkalis;
  • Executions available on request: Silicon free, FDA, antistatic;
  • High linear and angular positioning precision.
  • High performance power transmission;
  • Special compound PU53 for high temperatures;
  • Standard natural color, special colors available on request;
  • Available in VACUUM applications execution;
  • Available in dual-toothed execution (DUAL).

Specifications

HTD Profile 2M 3M 5M 8M 14M 20M
Tooth
Pitch t [mm]
2 3 5 8 14 20
Tooth Height
h [mm]
0.7 1.2 2.06 3.36 6 8.4
Overall Belt
Thickness
H [mm]
1.3 2.4 3.8 6 10 13.2
Unit Mass
kg/m
(Width: 10mm)
0.013 0.024 0.035 0.058 0.1 0.132
Trapezoidal
Profile
MXL XL L H XH XXH
Tooth Pitch
t [mm]
2.032 5.080 9.525 12.700 22.225 31.750
Tooth Pitch
t [inches]
0.080 or 2/25 0.200 or 1/5 0.375 or 3/8 0.500 or 1/2 0.875 or 7/8 1.250 or 11/4
Tooth Angle
2β [°]
40 50 40 40 40 40
Tooth Width
Lr [mm]
1.14 2.57 4.65 6.12 12.57 19.05
Tooth Height
h [mm]
0.51 1.27 1.91 2.29 6.35 9.53
Overall Belt
Thickness
H [mm]
1.2 2.3 3.5 4.3 11.2 15.7
Foot Radius
Rr [mm]
0.13 0.38 0.51 1.02 1.57 2.29
Head Radius
Ra [mm]
0.13 0.38 0.51 1.02 1.19 1.52
Unit Mass kg/m
(Width: 10mm)
0.012 0.021 0.035 0.041 0.110 0.147
Trapezoidal
Profile
T2.5 T5 T10 T20 DT5 DT10
Tooth Pitch
t [mm]
2.5 5 10 20 5 10
Tooth Angle
2β [°]
40 40 40 40 40 40
Tooth Height
h [mm]
0.7 1.2 2.5 5 1.2 2.5
Overall Belt
Thickness
H [mm]
1.3 2.2 4.5 8 3.31 6.84
Unit Mass
kg/m
(Width: 10mm)
0.012 0.020 0.042 0.075 0.028 0.058
Trapezoidal
Profile
AT3 AT5 AT10 AT20
Tooth Pitch
t [mm]
3 5 10 20
Tooth Angle
2β [°]
50 50 50 50
Tooth Height
h [mm]
1.1 1.2 2.5 5
Overall Belt
Thickness H [mm]
1.9 2.7 5 8
Unit Mass
kg/m
(Width: 10mm)
0.022 0.033 0.058 0.096
STPD/STS
Profile
S2M S3M S4.5M S5M S8M S14M
Tooth Pitch
t [mm]
2 3 4.5 5 8 14
Tooth Height
h [mm]
0.76 1.14 1.71 1.91 3.05 5.3
Overall Belt
Thickness H [mm]
1.36 1.9 2.81 3.4 5.3 10.2
Unit Mass kg/m
(Width: 10mm)
0.013 0.019 0.0285 0.034 0.052 0.1
RPP & Flat Belt Profile  P3M P5M P8M P14M P1 P2 P3 P4
Tooth Pitch t [mm]  3 5 8 14
Tooth Height h [mm]  1.15 1.95 3.2 6
Overall Belt Thickness H [mm]  1.9 3.5 5.4 10 1 2 3 4
Unit Mass kg/m
[Width: 10mm]
0.024 0.035 0.058 0.1 0.02 0.049 0.071 0.089
Self Tracking Guide Profile HK13 T5K6 T10K6 T10K13 T20K13 AT5K6 AT10K13 AT20K13
Tooth Pitch t [mm]  12.7 5 10 10 20 5 10 20
Belt Thickness H1 [mm]  2 2.5 4.5 4.5 8 4.5 4.5 8
Tooth Height h [mm] 2.3 1.2 2.5 2.5 5 1.2 2.5 5
Guide Width B [mm]  13 6 6 13 13 6 13 13
Overall Belt Thickness with Guide H2 [mm] 8.3 5 5.3 8.5 8.5 5.5 8.5 9.4
Eagle SilentSync QST Profile Eagle 5M Eagle 8M Eagle 14M
Tooth Pitch t [mm]  5 8 14
Tooth Height h [mm]  1.9 3.05 5.3
Overall Belt Thickness H [mm]  3.6 5.33 8.64
Unit Mass kg/m (Width: 10mm)  0.05 0.06 0.115
Twist Link Profile Z-10 A-13 B-17 8 T 10 T 13 T 17 T 22 T
Weight [kg/m] 0.12 0.168 0.2254 0.116 0.131 0.158 0.223 0.359
Modulus Model π Pitch pb(mm) Tooth Height ht(mm) Belt Height hs(mm) Angle 2В
1 3.142 3.142 0.6 1.2 40
1.5 3.142 4.712 0.9 1.65 40
2 3.142 6.283 1.2 2.2 40
2.5 3.142 7.854 1.5 2.75 40
3 3.142 9.425 1.8 3.3 40
4 3.142 12.566 2.4 4.4 40
5 3.142 15.708 3 5.5 40
7 3.142 21.991 4.2 7.7 40
10 3.142 31.416 6 11 40