China labeling machine manufacturer — OEM/ODM, semi-automatic to high-speed rotary systems.

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Double-Side Labeling Machines: Both Labels in One Pass

Front & back labeling for square, flat and rectangular bottles at 60–120 pcs/min, ±1mm.

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From ~$9,000
Automatic double-side (T962 class)
60–120 pcs/min
Rated throughput, ±1mm
H 60–360 mm
Bottle height range (W 30–100mm)
FAT video
On your square bottles before balance

Why Square-Bottle Labels Wrinkle on the Diagonal, and How We Fix It

The defects start where the geometry changes, and on a square bottle, that is every corner.

A square bottle presents two flat faces joined by corners. When a label wraps past a corner, its path lengthens: the label must either stretch (it won’t) or lift off the surface (it will). The wrinkle then runs diagonally across the panel, trapping air, and the label that looked perfect at the applicator looks crooked at retail.

The fix is three-sided. First, fixture centering: the bottle is held square to the label head so both faces meet the label at the same angle: no yaw, no rocking. Second, press order: synchronized belts contact the faces in a sequence that pushes air out toward the edges rather than trapping it in the panel center. Third, label design: keeping the label inside the straight-wall zone and away from the corner radius removes the path-length change entirely. Sometimes the cheapest fix is 3mm shorter artwork.

Watch the before/after: the same bottle, same label, before and after jig centering. The diagonal wrinkle is a mechanical story, and the video tells it in ten seconds.

Square bottle labeled without diagonal wrinkles after jig centering and belt press order

Before / after, same bottle

Wrinkled corner application versus jig-centered, belt-pressed result, filmed on customer shampoo bottles.

On film in the test-run library
Already fighting wrinkles? The square-bottle troubleshooting guide walks through causes machine-side and artwork-side.
Send Your Bottle — Free Test Video

Dividing Screw + Synchronized Belts: How Bottles Stay Centered

Upstream of the label heads, a dividing screw (feed screw) takes the random queue of bottles and meters them into evenly spaced, single file. Spacing is what makes timing possible: each head fires into a known window instead of reacting to whatever arrives.

Between the heads, synchronized pressure belts hold each bottle by both faces: clamp, carry, release. The belts keep the bottle from yawing between the two label applications, so the back label lands exactly opposite the front one.

Changeover follows the same logic: adjusting the screw pitch sets the new bottle’s spacing, adjusting belt distance sets its width: minutes with scales, not hours with shims. We film the adjustment against the clock.

Double-side platform detail: dividing screw feeds bottles while synchronized belts hold them square

Meter, clamp, label

Feed screw sets spacing; belts hold square; heads apply in one pass. Changeover is a scaled adjustment.

Changeover timer [TBC]
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Double-Side Models

MT-860 semi-automatic double side labeling machine

MT-860 · Semi-Automatic Double Side

Both side labels without a conveyor: operator loads, machine applies front and back: the entry into two-sided work.

Quote on request

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Compact double-side labeling machine for small flat items

MT-301 · Desktop Double Side

Benchtop two-sided labeling for small items: cosmetics miniatures, cartons, small flat packs.

Quote on request

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See the Full Price List

Compare Double-Side Models

ModelClassAccuracySpeedContainer range (mm)Label L × W (mm)Footprint (mm)Power / weightPrice
T962Automatic double side±1mm60–120 pcs/minL 20–300 × W 30–100 × H 60–360L 20–300 × W 20–1753070×1410×1565AC220V 2400W / ≈520 kgFrom ~$9,000
T963Automatic combo (double side + round)±1mm60–120 pcs/minL 20–250 × W 30–90 × H 60–280L 20–300 × W 20–1753070×1410×1565220V 1500W / ≈520 kgFrom ~$9,000
MT-860Semi-automatic double side[TBC][TBC]Flat & square bottles[TBC][TBC][TBC]Quote on request
MT-301Desktop double side[TBC][TBC]Small items[TBC][TBC][TBC]Quote on request
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Double-Side or Wrap-Around? The 3-Question Decision

What’s the bottle shape?

Square, flat or rectangular → double-side; perfectly round → wrap-around on the T921; oval → usually double-side.

What’s on each label?

Two different designs (front brand + back panel) → double-side; one continuous wrap design → a shorter machine.

What’s the speed?

60–120 pcs/min → T962; slower → semi-automatic MT-860; faster round-bottle wrap → automatic wrap platforms.

Side labeling heads applying labels to rectangular bottles in a single pass
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Watch Square & Flat Bottles Get Labeled

6double-side labeling test runs250clips in our library
T962 double-side on cosmetic curved bottlesCosmetics · curved-bottle front & back TEST RUN
T962 double-side on dairy bottlesFood & dairy · side label on filled bottles TEST RUN
T962 line at a large customer siteCustomer site · large-scale production ON-SITE
T962 batch production, bottles per minuteCustomer site · batch runs, one pass ON-SITE
Square bottle labeled on all four panelsSquare bottle · four-sided application TEST RUN
T963 combo on flat bottles, both sidesCustomer site · flat-oval bottles double-side ON-SITE

Browse All Test Videos

Shampoo & Detergents, Sauces, Dairy & Household Chemicals

Shampoo and personal care bottles labeled front and back on the T962 double-side line

Cosmetics & personal care

Shampoo, conditioner and skincare bottles. Flat geometry is the native habitat of the double-side platform. Cosmetics →

Food & dairy

Sauce bottles and dairy cartons with front brand and back regulatory panel. Food & beverage →

Household chemicals

Detergents and cleaners: two-sided hazard and usage panels on flat bottles. Chemical & industrial →

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Tested With Your Square Bottles: SICK Sensors Inside

The FAT run for a double-side machine is unforgiving by design: your bottles, your labels, target speed, and the corners filmed close-up. Only after the run does the balance fall due. Core components (SICK label sensing, Panasonic PLC) are the validated brands your team can service anywhere.

The 10-Point FAT Checklist

Front and back labeling proven on flat bottles at the factory before shipment

Corners, on camera

FAT footage includes the close-up corner pass, where double-side defects live.

Validated: SICK · Panasonic

Double-Side Labeling Machine: Frequently Asked Questions

How much does a double-side labeling machine cost?

Automatic double-side machines of the T962 class start from around $9,000 depending on configuration and conveyor length; semi-automatic options (MT-860, MT-301) are quoted on request. Your bottle and label set the final number.

Can one machine apply front and back labels in a single pass?

Yes, that is the definition of the platform. The T962 carries two label heads, one per side, with the dividing screw and synchronized belts holding each bottle square so both labels land in one pass at 60–120 pcs/min, ±1mm.

How do you prevent wrinkles when labeling square bottles on the corners?

Three levers: jig centering so the bottle meets the label square; press order from synchronized belts that push air to the edges; and label artwork kept inside the straight-wall zone, away from the corner radius. The mechanism and the fix are shown side by side in our before/after test footage.

Can the same machine also label round bottles?

The T963 is built exactly for that: double-side application for flat bottles plus wrap-around for round bottles on one frame, for halls where both geometries share a line. Round-only high-speed wrap remains the T921’s job.

Is there a semi-automatic option for smaller batches?

Yes, the MT-860 applies both side labels for flat and square bottles at bench scale, and the MT-301 covers small items double-faced. Specifications are being finalized [TBC]; ask for the current sheet with your bottle dimensions.

What bottle height and width range does it accept?

The T962 accepts containers L 20–300 × W 30–100 × H 60–360mm with labels L 20–300 × W 20–175mm; the T963 combo narrows slightly to L 20–250 × W 30–90 × H 60–280mm. Map every SKU against the range before ordering. Changeover inside the range is a scaled adjustment.

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