BJ-K12 Natural Rubber Self-Adhesive Kraft Paper Tape for Carton Sealing
Additional information
| Backing | Kraft Paper |
|---|---|
| Adhesive | Starch Base |
BJ-K12 natural rubber self-adhesive kraft paper tape is designed for carton sealing, packaging, fixing, marking, custom brand logo printing, and express postal applications. It uses a natural rubber adhesive system with a total weight of 103 ± 3 g/m² and a total thickness of 0.125 ± 0.01 mm. With tensile strength of 128 ± 10 N/25mm, 180° peel adhesion of ≥9.3 N/25mm, holding power exceeding 24 H/25mm, and initial tack of 3#, BJ-K12 combines a soft, writable, printable, waterproof, and weather-resistant kraft paper surface with durable adhesion for everyday shipping and branded packaging.
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Product Description
BJ-K12 Technical Specifications
Verified physical and adhesive performance data for BJ-K12 natural rubber self-adhesive kraft paper tape.
| Physical Properties | Imperial | Metric | Test Standard | |
|---|---|---|---|---|
| Color | Brown | |||
| Adhesive | Natural rubber | |||
| Total grams of weight | 103g ± 3 g/m² | |||
| Total thickness | 4.92±0.1 mils | 0.125±0.01mm | ASTM D-3652 | GB/T7125 |
| Tensile strength | 28.8±2 lbs/in | 128±10 N/25mm | ASTM D-3759 | GB/T30776 |
| 180° peel adhesion | ≥2.09 lbs/in | ≥9.3 N/25mm | ASTM D-3330 | GB/T2792 |
| Holding power | >24 H/in | >24 H/25mm | ASTM D-3654 | GB/T4851 |
| Initial tack | 3# | 3# | PSTC-6 | PSTC-6 |
Natural Rubber Adhesion for Reliable Carton Sealing
BJ-K12 natural rubber kraft paper tape combines a soft, writable and printable kraft paper surface with natural rubber adhesive for carton sealing, packaging and express shipping applications.
The paper backing conforms closely to cartons while the natural rubber adhesive provides durable bonding for routine packaging and storage.
Durable Adhesion with Soft Kraft Paper
Key Features
- Natural Rubber Adhesive
BJ-K12 uses natural rubber adhesive, giving this model a clear adhesive-system distinction within the self-adhesive kraft paper tape range.
- ≥9.3 N/25mm Peel Adhesion
Specified 180° peel adhesion reaches ≥9.3 N/25mm, supporting reliable bonding to carton surfaces.
- >24-Hour Holding Power
Holding power is specified at >24 H/25mm, supporting durable carton closure during storage and transport.
- Soft Paper & Close Carton Fit
The product description specifically states high softness of paper and perfect fit with carton.
- Writable & Printable Kraft Surface
The kraft paper surface supports clear writing and printing, including brand logo printing.
- Waterproof, Weather Resistant & Recyclable
The specification describes BJ-K12 as waterproof, temperature and weather resistant, strongly adhesive, and recyclable.
Primary Uses
- Carton Sealing
Suitable for direct sealing of corrugated cartons used in packing, warehousing, and transportation.
- Packaging & Fixing
Suitable for routine packaging, bonding, and fixing operations.
- Brand Logo Printing
The specification explicitly lists printing brand logo as an intended application.
- Package Marking
The writable kraft paper surface supports notes, carton identification, and marking.
- Express Postal Packaging
Suitable for courier and postal shipping cartons.
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
Q1: What is natural rubber kraft paper tape used for?
Natural rubber kraft paper tape is suitable for carton sealing, packaging, fixing, package marking, custom brand logo printing, and express postal packaging.
Q2: What adhesive is used on BJ-K12 self-adhesive paper tape?
BJ-K12 uses natural rubber adhesive, which clearly distinguishes it from hot melt adhesive models in the same product family.
Q3: How strong is the peel adhesion of this kraft carton sealing tape?
The kraft carton sealing tape provides specified 180° peel adhesion of ≥9.3 N/25mm (≥2.09 lbs/in).
Q4: How long can natural rubber paper tape maintain holding power?
BJ-K12 provides specified holding power of >24 H/25mm, tested according to ASTM D-3654 and GB/T4851.
Q5: Can this self-adhesive kraft paper tape be printed?
Yes. BJ-K12 is described as printable and writable, and the application section specifically lists printing brand logo.
Q6: How should natural rubber kraft tape be stored?
Store the tape in a clean and dry place at 20°C–26°C with 40%–50% relative humidity. Avoid volatile solvents, protect the packaging from damage, and rotate stock as recommended.
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