Technical Specifications
| Product Name | SCIGRIP® Weld-On® 16 |
| Adhesive Type | Solvent cement (thickened) |
| Appearance | Clear |
| Viscosity | Syrupy / Gel |
| Bonding Method | Chemical solvent weld |
| Suitable Materials | Acrylic (PMMA), Polycarbonate (PC) |
| Cure Mechanism | Solvent evaporation |
| Initial Set Time | 5–10 minutes |
| Full Cure Time | 24–48 hours |
| Recommended Application Temp | 16°C – 27°C |
| Gap Filling | Good |
| Bond Strength | High (near parent material for acrylic) |
| Water Resistance | Good |
| UV Resistance | Good |
| Colour After Cure | Clear |
Certifications & Downloads
SCIGRIP Weldon 16 Clear Acrylic/Polycarbonate Glue
SCIGRIP Weld-On 16 is a high-strength, clear, syrup-like adhesive designed for bonding acrylic and polycarbonate plastics. It fills small gaps and creates strong, durable joints, making it ideal for…
Why choose SCIGRIP Weldon 16 Clear Acrylic/Polycarbonate Glue?
- Fast Setting: Working time of 5–6 minutes and fixture time of 10 minutes.
- High Bond Strength: Reaches 80% of ultimate bond strength in 24 hours.
- Versatile Compatibility: Bonds acrylic (PMMA), polycarbonate , rigid PVC , ABS, styrene, and butyrate.
- Water and Weather Resistant: Suitable for both indoor and outdoor applications.
- Clear Finish: Dries clear, making it ideal for transparent materials.
- Viscosity: 800 ± 100 cps
- Specific Gravity: 1.107 ± 0.01
- Shelf Life: 2 years in a tightly sealed container
- Available Sizes: 1.5 oz (44ml), 5 oz (147ml), pint (473ml), and gallon (3.785L)
- Bond Strength (lbs/in²)
Material 2 Hours 24 Hours 1 Week
Acrylic 800 1300 2200
Polycarbonate 750 1000 1700
Polystyrene 400 900 1700 - Surface Preparation: Ensure surfaces are clean and fit without forcing.
- Application Method: Apply to one or both surfaces using a brush, polyethylene squeeze bottle, or gun.
- Assembly: Bring parts together while still wet and apply firm pressure.
- Clamping: Hold or clamp parts until initial set.
- Curing: Allow 24 hours to reach 80% of ultimate bond strength.
SCIGRIP Weld-On 16 is a high-strength, clear, medium-bodied, fast-curing solvent cement designed for bonding acrylic ( Perspex ), polycarbonate, and other plastics. It's widely used in applications such as signage, display cases , and plastic fabrication .
Key Features
Technical Specifications
Note: Substrate thickness of 0.25 inch (0.64 cm) and bond area of 1.0 in² (6.45 cm²).
Application Tips
Safety and Handling
SCIGRIP Weld-On 16 is a flammable, fast-evaporating solvent cement. Use in a well-ventilated area and avoid contact with skin and eyes. Store in a cool, dry place in a tightly sealed container. Refer to the Safety Data Sheet (SDS) for detailed safety information.
Related Products
Technical Specifications
| Product Name | SCIGRIP® Weld-On® 16 |
| Adhesive Type | Solvent cement (thickened) |
Certifications & Downloads
What you can make with SCIGRIP Weldon 16 Clear Acrylic/Polycarbonate Glue

Amusement Glass
Replacement acrylic panels for arcade, pinball, and vending machines.

Display Cabinets
Clear acrylic tube and sheet display cases for retail and museums.

Acrylic Domes
Thermoformed and machined tube for dome covers and display bubbles.

Data Centre Enclosures
Polycarbonate tube and sheet enclosures for cable and sensor runs.

Air Conditioner Covers
Custom cut acrylic, polycarbonate and HDPE air conditioner covers. Screen outdoor units, protect from weather and keep airflow clear. Cut to size, shipped Australia-wide.

Boat Windows
Marine-grade polycarbonate windscreen and porthole replacements.

Signage
Acrylic, PVC, and polycarbonate panels for illuminated and flat signage.

Arts & Crafts
Perspex colour sheets for craft projects, model-making, and DIY.
Best sellers
Popular across the store
- #1
3mm PVC Foam Black 2440x1220
Black · 3mm · 2440x1220
$42.00 ex GST - #2
3mm Acrylic Clear Satin/Matte 2440x1220
Clear Satin/Matte · 3mm · 2440x1220
$168.00 ex GST - #3
3mm Acrylic Perspex Clear 000 Half Sheet 1220×1220
CLEAR Premium Brand · 3mm · 1220x1220
$99.00 ex GST - #4
1mm PVC Foam White 2440x1220
White · 1mm · 2440x1220
$21.00 ex GST






