OTR Bias Tyre Building Machine 25”

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Paramtents

Finger turn-down Bladder turn-up. OTR Bias Tyre Building Machine 25”is used to produce OTR tires.

This machine is used for producing the 25”OTR bias tire.

The cord fabric band adopts air-blow traction method to guide the band on the drum with automatically centering.

Finger turn-down Bladder turn-up

The building method adopt 4-4-2, 5-3-2, 4-4-4-2 or other band structure. Bead number is 2-3 at each side.

Item	Parameter
Diameter of Bead	25”
Diameter of drum	800-960mm, (Φ890 Full folding)
Width of drum	700-1300mm
Max. width of band	2200mm
Max. width of sidewall	400mm
Bead No.	2 to 3 each side
Diameter range of bead	The buyer provide (630-655mm)
Main Shaft rotary speed	10-100RPM(frequency control)
The center high of main shaft	1100mm from the center of main shaft to base surface 1350mm from the center of main shaft to base underside
Drum connect to main shaft diameter	120mm
Diameter range of expander	750mm-1150mm
collapse angle	≤160º
Production efficiency (Full folding drum)	36 pcs/shift/10 hours(23.5-25 2 beads,3 band, with sidewall and tread)
covers an area	Working area≤ lengthwidth=13m6m(include rotary area ),machine dimention:15.7m*3.6m
noise	≤84dB

Note: above parameters can be designed according to user’s requirement.