Double Sided Body Moulding Tape
- Common Size: 6 mm-1200 mm width, slit rolls or die-cut parts
- Color: Black, grey, or white foam core
- Material: Acrylic foam or closed cell PE foam
- Adhesive Structure: Paint-side adhesive and plastic-part-side adhesive
- Thickness Options: 0.8 mm, 1.1 mm, 1.5 mm, 2.0 mm
- Main Use: Wide body moulding, rocker panel, tailgate applique, roof ditch, large cladding
Double Sided Body Moulding Tape from Double Bond Tape Company is manufactured for wide vehicle body moulding and larger automotive exterior trim bonding. As the manufacturer, we supply slit rolls and die-cut formats for rocker panel moulding, tailgate applique, roof ditch moulding, large cladding, spoiler trim, and commercial vehicle exterior parts. One adhesive side is selected for automotive paint or clearcoat, while the other side is matched to PP, TPO, PC, ABS, or PC+ABS plastic trim substrates.
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Product Overview
Large exterior trim parts place more stress on tape than small decorative components. A long rocker panel, roof ditch strip, rear applique panel, or wide cladding part may look flat before installation, but once it is pressed onto a painted body surface, curvature, plastic spring-back, vibration, and shear load all begin to act on the bond line. This tape is designed for those conditions, where edge lifting often starts from a small mismatch between the plastic part and the vehicle surface.
The foam carrier is not used only to add thickness. It helps the tape wet out over slight curves, fill small gaps, soften vibration, and reduce stress caused by thermal expansion differences between plastic trim and painted metal. Acrylic foam grades typically use a foam density around 450-850 kg/m3, while PE foam grades may use 80-180 kg/m3 depending on compression feel, cost target, and trim stiffness. For wide body moulding tape applications, choosing the right thickness is often as important as choosing the adhesive itself.
Adhesive matching should be checked on both sides of the assembly. The paint side may involve automotive clearcoat, coated metal, or painted plastic. The trim side may involve PP, TPO, PC, ABS, PC+ABS, PMMA, or coated exterior plastic. Surface energy, moulding release residue, paint curing condition, part stiffness, and actual contact area can change final peel and shear results. As a working reference, 180-degree peel after 72h dwell may reach 18-32 N/25 mm on automotive clearcoat, 16-28 N/25 mm on ABS, and 10-22 N/25 mm on PP or TPO depending on surface treatment.
For production use, the tape can be supplied as slit rolls, kiss-cut pads, extended-liner parts, pull-tab parts, or locator-hole die cuts. Roll width tolerance is commonly controlled around +/-0.5 mm for narrow slit rolls and +/-1.0 mm for wider rolls. For long rocker panel, roof ditch, and rear applique assemblies, a die-cut tolerance around +/-0.3 mm to +/-0.8 mm helps keep placement repeatable during batch assembly.
Benefits
- Helps support long bond lines on wide body moulding, rocker panel moulding, and large cladding.
- Foam core reduces stress from vibration, curved surfaces, part movement, and thermal expansion mismatch.
- Paint-side and plastic-side adhesive selection improves reliability on mixed exterior substrates.
- Thickness options help match different gap conditions, trim stiffness levels, and shear-load requirements.
- Reduces edge-lift risk when surface cleaning, application pressure, and dwell time are validated.
- Available in slit rolls, kiss-cut parts, pull-tab parts, and extended-liner formats for production assembly.
Which substrate details should be checked before bonding wide body moulding to painted vehicle surfaces?
Wide body moulding and large exterior trim usually involve more than one difficult surface. One side of the tape must wet out on automotive paint or clearcoat, while the opposite side may need to bond PP, TPO, PC, ABS, PC+ABS, PMMA, painted plastic, or coated metal. Before using Double Sided Body Moulding Tape for bulk die-cutting, production teams should confirm plastic grade, surface energy, moulding release residue, paint curing condition, part curvature, and real contact area. For low-surface-energy plastics such as PP or TPO, sample bonding should include 180-degree peel, static shear, heat aging, and edge-lift observation after 24-72 hours of dwell time. This helps prevent large cladding or tailgate applique parts from being treated like simple flat-panel bonding work.
Applications
- Wide body moulding for passenger vehicles, SUVs, vans, and commercial vehicles
- Rocker panel moulding with long lower-body bond lines
- Tailgate applique and rear exterior plastic panels
- Roof ditch moulding and roof channel trim strips
- Large cladding on trucks, vans, specialty vehicles, and exterior cover parts
- Spoiler trim and rear aerodynamic plastic trim
- Wheel arch trim and large exterior plastic covers
Product Packaging
Product Production
TDS
Item Typical Value Product Type Double sided foam tape for vehicle/body moulding Carrier Acrylic foam or closed cell PE foam Foam Density 450-850 kg/m3 for acrylic foam, 80-180 kg/m3 for PE foam
Total Thickness 0.8 mm, 1.1 mm, 1.5 mm, 2.0 mm
Color Black, grey, white
Adhesive Side A High tack adhesive for automotive paint and clearcoat
Adhesive Side B Adhesive for PP, TPO, PC, ABS, PC+ABS plastic trim parts
180-Degree Peel on Automotive Clearcoat 18-32 N/25 mm after 72h dwell
180-Degree Peel on ABS 16-28 N/25 mm after 72h dwell
180-Degree Peel on PP/TPO 10-22 N/25 mm, depending on surface treatment
Static Shear >24h under 1 kg load at 23 C, 25 mm x 25 mm
Short-Term Temperature Resistance 120 C for 30 min
Long-Term Service Temperature -40 C to 90 C
Heat and Humidity Aging 85 C/85% RH, 72h observation for peel loss and edge lift
Weather Resistance Suitable for exterior trim after sample validation
Liner Red PE liner, film liner, or release paper
Liner Release Force 10-35 g/25 mm typical
Recommended Dwell Check 24h, 48h, and 72h before assembly approval
Loading Container
How does foam stress relaxation improve long bond lines on rocker panel, roof ditch, and large cladding parts?
Large exterior trim parts rarely fail from one single pulling force. Rocker panel moulding, roof ditch moulding, spoiler trim, tailgate applique, and commercial vehicle cladding can face shear load, vibration, temperature cycling, panel movement, and slight mismatch between the plastic part and painted body surface. A conformable foam core helps spread these forces along the bond line instead of allowing stress to concentrate at the edge. Static shear performance above 24h under a 1 kg load at 23 C can be used as one reference point, but real parts should also be checked for edge lift and adhesive transfer after heat and humidity aging. For longer moulding parts, this stress-relaxation behavior is often more valuable than high initial tack alone.
FAQ
Q1: Can this tape bond PP or TPO exterior trim?
Yes. PP and TPO should be tested first because surface energy, moulding residue, and surface treatment can change adhesion.
Q2: What thickness is suitable for large cladding?
1.1 mm or 1.5 mm is commonly used when gap compensation, shear resistance, and stress relaxation are required.
Q3: Can the tape be supplied as die-cut parts?
Yes. It can be supplied as slit rolls, kiss-cut parts, pull-tab parts, extended-liner parts, or locator-hole die cuts.
Q4: How should samples be checked before mass production?
Use 24-72h dwell testing with peel, shear, heat-aging, edge-lift, and adhesive-transfer inspection.
