BJ-120D Fiberglass Reinforced Water-Activated Kraft Tape for Heavy Cartons

Детали

Backing

Kraft Paper

Adhesive

Water-Activated Starch Adhesive

BJ-120D fiberglass reinforced water-activated kraft tape is designed for corrugated cartons that require more structural support than standard non-reinforced gummed paper tape. Its construction combines 35 g/m² top and bottom kraft paper plies with fiberglass reinforcement and a starch-based water-activated adhesive. With a total weight of 121 ± 2 g/m², a thickness of 0.13 ± 0.01 mm, and tensile strength of 223 N/25mm in the machine direction and 123 N/25mm in the transverse direction, BJ-120D provides a reinforced paper sealing solution for heavy cartons, warehouse handling, transportation, and demanding shipping applications.

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Product Description

BJ-120D Technical Specifications

Physical properties and laboratory test data for BJ-120D natural reinforced paper gummed tape.

BJ-120D
Reinforced paper gummed tape (Natural)
Physical Properties Standard Metric Test Method
Backing Top Ply: 35 g/m² Kraft paper
Bottom Ply: 35 g/m² Kraft paper
Thread 72mm (1-1-1-1-1-1-1) Fiberglass
Water Activated Adhesive Starch adhesive
Glue Weight 28g±2g/m²
Total Weight 121g±2g/m²
Total Thickness 5.12 mils 0.13mm±0.01mm ASTM D-3652 GB/T7125
Tensile Strength MD 50.1 lbs/in 223 N/25mm ASTM D-3759 GB/T30776
TD 27.6 lbs/in 123 N/25mm ASTM D-3759 GB/T30776
Application & Test Note

The above performance values represent average laboratory test results obtained from BAIJIN product samples. Users should independently test and verify product suitability for the intended carton, tape width, dispenser, package weight and transportation conditions before large-scale use.

Reinforced Structure for Demanding Carton Sealing

BJ-120D fiberglass reinforced water-activated tape combines multiple kraft paper components with fiberglass reinforcement and starch adhesive for secure corrugated carton sealing.

The fiberglass-supported paper structure provides additional mechanical strength, while water activation prepares the adhesive for bonding to the carton surface.

Reinforcement and Adhesion Perform Different Jobs Fiberglass supports the tape backing against mechanical stress, while the water-activated adhesive provides the carton bond.
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REINFORCED TAPE CONSTRUCTION

Multiple Components Working as One Seal

35 g/m²
Top Kraft Paper Ply Forms part of the reinforced paper backing.
FIBERGLASS
Reinforcement Thread Fiberglass reinforcement supports resistance to pulling and tear propagation.
35 g/m²
Bottom Kraft Paper Ply Completes the reinforced kraft paper structure.
28 ± 2
Water-Activated Starch Adhesive Adhesive coating weight: 28 ± 2 g/m².
223 N/25mm Machine-Direction Tensile Strength
123 N/25mm Transverse-Direction Tensile Strength
121 ± 2 g/m² Total Reinforced Tape Weight

Key Features:

  • Fiberglass Reinforced Construction
    Fiberglass reinforcement is incorporated into the paper structure to improve resistance to tensile and handling stresses compared with standard non-reinforced paper tape.
  • Dual 35 g/m² Kraft Paper Plies
    BJ-120D uses a 35 g/m² top ply and a 35 g/m² bottom ply as part of its reinforced paper construction.
  • 223 N/25mm MD Tensile Strength
    The specified machine-direction tensile strength supports the tape during dispensing, carton sealing, lifting, handling, and transportation.
  • Starch-Based Water-Activated Adhesive
    The adhesive remains inactive until moisture is applied and then provides the bonding system used for corrugated carton sealing.
  • 121 ± 2 g/m² Total Weight
    The complete reinforced construction combines paper, fiberglass, and adhesive into a defined finished tape specification.
  • Tamper-Evident Carton Closure
    After water activation and application, reinforced gummed tape creates a paper-based carton closure that can make unwanted opening or disruption easier to identify.

Primary Uses:

  • Heavy Carton Sealing
    Suitable for corrugated cartons that need additional tape backing strength during packing and handling.
  • Export & Transit Packaging
    Provides a reinforced sealing option for cartons exposed to longer transportation routes and repeated logistics handling.
  • Warehouse Distribution
    Suitable for packaged goods moving through warehousing, stacking, loading, and distribution operations.
  • Industrial Shipping Boxes
    Designed for cartons used in manufacturing, industrial supply, equipment, and other demanding packaging environments.
  • Tamper-Evident Packaging
    The water-activated bond and reinforced paper backing help create a secure carton closure where visible evidence of opening is important.

Dongguan Baijin Packing Material Co., Ltd. Specializes In The Production Of Eco-Friendly Kraft Paper Tape. With 20 Years Of Experience, Our 12,000m² Facility Houses Over 100 Employees, Including A Dedicated Team Of Senior Technicians And Business Professionals.

We Operate Fully Integrated Production Lines—Covering Adhesive Manufacturing, Coating, Printing, And Slitting—To Ensure Strict Quality Control And Product Stability. Serving Both Domestic And Global Markets, We Are A Trusted Partner To Numerous Well-Known Brands.

Committed To Green Manufacturing, Our Products Hold Rohs, Reach (Svhc), Fsc, And Sgs Certifications, Guaranteeing Both Environmental Compliance And Superior Quality.

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Frequently Asked Questions (FAQ)

BJ-120D is a fiberglass reinforced water-activated tape that combines two kraft paper plies, fiberglass reinforcement, and a starch adhesive. It is designed for corrugated carton sealing applications that require greater backing strength than standard non-reinforced gummed paper tape.

Fiberglass strengthens the backing of reinforced gummed paper tape and helps it resist pulling stresses and tear propagation. It doesn’t replace the adhesive; the water-activated adhesive is still responsible for bonding the tape to the carton.

The BJ-120D reinforced kraft tape specification includes a 35 g/m² top kraft paper ply and a 35 g/m² bottom kraft paper ply, together with fiberglass reinforcement.

The tape has a specified machine-direction tensile strength of 223 N/25mm (50.1 lbs/in) and transverse-direction tensile strength of 123 N/25mm (27.6 lbs/in).

Yes. Fiberglass reinforced kraft paper tape strengthens the tape structure, but BJ-120D still uses a starch-based water-activated adhesive. The adhesive needs to be properly moistened before the tape is applied to the corrugated carton.

Reinforced water-activated tape is generally considered when cartons face more demanding pulling, handling, stacking, or transportation stresses. Buyers should still test the actual tape on their real cartons because reinforcement, adhesive activation, carton surface, tape width, and package conditions all affect final sealing performance.

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