Hot Seal Tester ASTM F2029 Gradient Heat Sealer

The Hot Tack Polymer Test ASTM F1921 is a critical testing process designed to evaluate the hot tack strength of heat seals formed between thermoplastic materials. This test is essential for ensuring that packaging materials can withstand the stress of the manufacturing process, particularly in vertical form-fill-seal (VFFS) applications where seals must remain intact while still hot. By assessing the strength of heat seals immediately after the seal is made and before the material cools to room temperature, the Hot Tack Polymer Test ASTM F1921 ensures the integrity and durability of sealed packages.
Key Features of the Hot Tack Polymer Test ASTM F1921 Equipment
Our specialized Peeling and Tensile Tester integrates multiple testing capabilities into a single instrument, including hot tack testing, heat seal testing, peeling strength testing, and tensile testing. Designed for laboratories and industries involved in packaging, food production, pharmaceuticals, and more, this versatile tester is compliant with ASTM F1921 and other international standards.

1. All-in-One Testing Solution: The tester combines hot tack, heat seal, peeling, and tensile strength testing into one cohesive platform. This multi-functional capability allows for efficient and comprehensive testing of various materials, making it indispensable for research and quality control laboratories.

2. Precision Temperature Control: The sealing jaws are controlled using P.I.D. (Proportional Integral Derivative) technology, ensuring rapid and accurate heating. The Hot Tack Polymer Test ASTM F1921 requires precise temperature control to assess the seal strength under specific conditions, and the P.I.D. system ensures that temperature remains stable throughout the testing process.

3. User-Friendly Interface: A 7-inch TFT touchscreen makes the tester easy to operate, providing users with an intuitive interface to manage testing parameters and monitor test results in real time. The touchscreen also simplifies the navigation of test setups and operational functions.

4. PLC-Controlled System: The instrument features PLC (Programmable Logic Controller) control, which enhances operational efficiency and ensures consistent and repeatable test results. This high level of automation is ideal for industrial environments where precision and repeatability are critical.

5. Durable and Efficient Sealing Jaws: The tester is equipped with aluminum encapsulated sealing jaws, designed for even heat distribution and optimal durability. The jaws are Teflon-coated to prevent sticking and ensure a uniform seal across the entire surface of the material being tested.

6. Multiple Test Speed Adjustments: This Hot Tack Polymer Test ASTM F1921 compliant tester allows for customizable test speeds, ensuring that the instrument can adapt to the specific requirements of different materials and testing environments.

7. Safety Features and Protection: The system includes auto-zeroing, overload protection, and over-travel protection to ensure the safety of both the operator and the instrument during testing. Additionally, the anti-scald design prevents accidental burns, making the equipment safer to use in busy lab environments.

8. Data Management and Connectivity: With an optional RS 232 port and professional-grade software, the tester enables seamless data transfer and detailed analysis. This functionality is critical for labs that require comprehensive record-keeping and advanced reporting capabilities.

Why Perform the Hot Tack Polymer Test ASTM F1921?
In industries like food packaging, pharmaceuticals, and consumer goods, ensuring the quality of heat seals is critical. The Hot Tack Polymer Test ASTM F1921 measures the strength of seals immediately after they are formed, under the conditions in which they will be used. This test is particularly important in vertical form-fill-seal (VFFS) packaging systems, where the packaging is sealed while the product is still hot and then subjected to stress during the filling and handling process.

• Food Packaging: For products like snacks, frozen foods, and dry goods, the integrity of heat seals directly affects product shelf life and quality. Ensuring that the seal holds during packaging and transportation is critical to avoid spoilage.
• Pharmaceutical Packaging: Ensuring that medications and medical devices remain sealed and uncontaminated during production is vital for both safety and regulatory compliance.
• Consumer Goods: From personal care products to household items, manufacturers rely on secure seals to maintain product integrity and prevent damage during shipping and storage.

Compliance with ASTM F1921
The Hot Tack Polymer Test ASTM F1921 is a standardized method used to measure the hot tack properties of thermoplastic materials. Complying with this standard is crucial for industries that require precise data on seal strength, particularly when the packaging process involves high temperatures and rapid handling. In addition to ASTM F1921, this instrument complies with several other important international standards, ensuring that your products meet the highest quality benchmarks.
Additional Standards Compliance:

• ASTM F2029: Practices for Making Heat Seals for Determination of Hot Tack
• QB/T 2358: Chinese national standard for heat seal and hot tack properties
• YBB 00122003: Standard for pharmaceutical packaging materials in China

Technical Specifications of the Hot Tack Polymer Test ASTM F1921 Tester
The Hot Tack Polymer Test ASTM F1921 tester is built to provide accurate and reliable results across a wide range of testing conditions. The following technical specifications highlight the key capabilities of the instrument:

• Sealing Temperature: Ambient to 250°C
• Temperature Accuracy: ±0.2°C
• Heat Seal Dwell Time: 0.1 to 9999 seconds
• Hot Tack Dwell Time: 0.1 to 9999 seconds
• Sealing Pressure: 0.15 MPa to 0.7 MPa
• Sealing Jaws: 50mm x 10mm, Teflon-coated for enhanced durability
• Sealing Jaws Heating: Double-sided heating for uniform temperature distribution
• Load Cell Capacity: 200N (with optional configurations for 30N, 50N, 100N, 500N)
• Accuracy: 0.5% full scale
• Resolution: 0.01N
• Stroke: 500mm
• Gas Source: 0.5 MPa to 0.7 MPa
• Port Size: Ф6mm PU Hose
• Dimensions: 1100mm (L) x 390mm (W) x 420mm (H)

These specifications ensure that the Hot Tack Polymer Test ASTM F1921 tester can meet the needs of laboratories and manufacturing facilities across a wide range of industries.
Advantages of Using the Hot Tack Polymer Test ASTM F1921 Tester

• Precise Control: The P.I.D. temperature control and adjustable parameters allow for customized testing environments, ensuring the highest level of precision.
• Versatility: With multiple testing capabilities, including hot tack, heat seal, peel strength, and tensile strength, this instrument is highly versatile for various testing needs.
• Safety and Durability: Safety features such as overload protection, anti-scald design, and durable construction make this instrument a reliable choice for any laboratory.
• Data Management: The ability to connect to external data management systems via the RS232 port enhances reporting and traceability, a key feature for quality control labs.