The JLW-329 Packaging Fiberglass Tape Clear delivers unmatched reliability for your most demanding industrial bundling and shipping requirements. Engineered with continuous glass filaments and an aggressive adhesive system, this high-performance fiberglass reinforced tape provides exceptional tensile strength and split resistance, making it an ideal choice for heavy-duty packaging, palletizing, and reinforced carton sealing. The transparent film preserves barcode readability and shipping labels while ensuring long-lasting bond strength across various corrugated substrates. Alongside supplying premium clear filament tape, we provide end-to-end custom packaging solutions, including flexible roll slitting services, fast fulfillment, and dedicated technical support tailored to optimize your supply chain operations.
Product Features

JLW-329 is a transparent and high strength bi-directional filament tape. Glass fiber contributes higher tensile strength and improved synthetic rubber delivers stronger adhesion; generating bi-directionally strengthened effect; high resistance to abrasion; impact resistance and high holding power.
TDS
| Physical Properties | Standard | Metric | Test Method | ||
| Reinforcement | Fiberglass | ||||
| Adhesive | Synthetic Rubber | ||||
| Backing | PET | ||||
| Color | Clear | ||||
| Total Thickness | 4.7 mils | 0.12 mm | ASTM D-3652 | GB/T7125 | |
| Peel Adhesion 90° |
83 oz/in |
23 N/25mm |
ASTM D-3330 | GB/T2792 | |
| Holding Power |
≥24h |
≥24h |
ASTM D-3654 | GB/T4851 | |
| Tensile strength | 112 lbs/in | 500 N/25mm | ASTM D-3759 | GB/T7753 | |
| Elongation at break | 3-5% | 3-5% | ASTM D-3759 | GB/T7753 | |
| Service Tem. - Mini | 23℉ | -5℃ | BC/BD-220SE | BC/BD-220SE | |
| Service Tem. - Max | 158℉ | 70℃ | DHG-9055A | DHG-9055A | |
Product Application
Suitable for bundling heavy objects and carton packing; general bundling; reinforced marine carton packaging; express-bag tear tape and so on.
Other Related Products

· JLW-308: Will be sticky when it is heated; Good wear resistance, applied in the internal fastening of high voltage cable etc.
· JLW-325, JLW-329, JLW-306: Heavy box closure, splicing, general bundling and reinforcing, sealing edge of special woven bag sealing edge, metal coil closure, pipeline bundling etc.
· JLW-2070: Heavy box closure, palletizing, strapping, bundling and reinforcing etc.
· JLW-396FR: Fiberglass cloth tape, is made of flame retardant acrylic adhesive, which provide excellent flame retardant properties ; Mainly designed for the application of aircraft cargo and other maintenance, repair and operating (MRO); It is normally applied in sealing aircraft cargo panels.










IPv6 network supported