Rubber Sleeve Rebound Tester
The Rubber Sleeve Rebound Tester is designed to evaluate the resilience and compression performance of collection needle rubber sleeves. It measures the force exerted when the needle tube passes vertically through a die hole, providing quantitative data to ensure product consistency and compliance with medical device standards.
Application
The tester is applicable to a variety of medical and laboratory products, including:
(1) Collection tubes and blood sampling needles – assessing rubber sleeve rebound force to ensure secure sealing and consistent operation.
(2) Pre-filled syringes – verifying the compression and resilience of protective rubber stoppers.
(3) Catheter and infusion system components – evaluating the elasticity and durability of rubber components.
(4) Quality control in production – ensuring each batch meets predefined resilience specifications.
(5) Research and development – optimizing rubber formulations for medical applications.
Standards
The Rubber Sleeve Rebound Tester is designed to comply with the following standards:
(1) YY/T 1618-2018: Collection Needle Rubber Sleeve Resilience Test (China)
(2) DIN 53 512: Testing of Rubber – Rebound Resilience (Germany)
(3) ISO 4662: Rubber, Vulcanized or Thermoplastic – Determination of Rebound Resilience
(4) ASTM D7121: Standard Test Method for Rubber Compression Set
Features
(1) Accurate measurement of rubber sleeve resilience at multiple distances.
(2) Adjustable test speed and pressure for various sample requirements.
(3) Real-time display of test force and calculated results.
(4) Onboard printing for test reports, including average values and deviation.
(5) Supports testing of needles and collection tubes with minimal setup.
(6) Compact design suitable for laboratory and production environments.
Parameters
| Parameter | Specification |
|---|---|
| Pressure test range | 0 – 50 N, error ≤ ±1%, resolution 0.01 N |
| Test time | 1 – 999 s, error ≤ ±0.5 s |
| Test speed | 50 mm/min, 80 mm/min, 100 mm/min, error ≤ ±2% |
| Measuring distance | 0 – 50 mm, error ≤ ±0.1 mm |
| Rebound force range | 0.5 – 1.5 N |
| Printing capability | 8, 10, or 13 test data points, including average and deviation |
| Machine dimensions | Customizable depending on model and fixture |
| Power supply | AC220 V, 50 Hz (standard) |
Accessories
(1) Main test unit – 1 set
(2) Needle clamping fixtures – 1 set
(3) Printer paper roll – 1 piece
(4) Operation manual – 1 set
(5) USB storage (optional)
Test Procedures
(1) Insert the needle at the butt end into the die hole of the clamping fixture, 2 mm above the surface.
(2) Start the test device to compress the rubber sleeve.
(3) Measure the rubber sleeve resilience at distances of 5 mm and 15 mm between the needle tube and the needle base.
(4) The instrument displays and records the rebound force. Each test can print 8, 10, or 13 data points, including average and deviation.
(5) Confirm that the measured resilience falls within the standard range of 0.5 N ≤ resilience ≤ 1.5 N.
Maintenance Information
(1) Regularly clean the clamping fixtures and die holes to prevent debris buildup.
(2) Calibrate the force sensor periodically to maintain accuracy.
(3) Avoid prolonged exposure to high humidity or corrosive environments.
(4) Inspect electrical connections and printer components for wear or damage.
(5) Follow standard laboratory safety procedures when operating the device.
FAQ
1. What is the main purpose of the Rubber Sleeve Rebound Tester?
The Rubber Sleeve Rebound Tester is designed to evaluate the resilience and compression performance of collection needle rubber sleeves by measuring the force generated when a needle tube passes vertically through a die hole. The results provide quantitative data to ensure product consistency and compliance with medical device standards.
2. Which products can be tested using this instrument?
The tester is suitable for collection tubes and blood sampling needles, pre-filled syringes, catheter and infusion system rubber components, quality control testing in production, and research and development of medical rubber formulations.
3. Which standards does the Rubber Sleeve Rebound Tester comply with?
The instrument is designed in accordance with YY/T 1618-2018. DIN 53 512. ISO 4662. and ASTM D7121. covering rebound resilience and rubber compression performance testing.
4. What test parameters does the Rubber Sleeve Rebound Tester measure?
It measures rebound force, compression force, measuring distance, test speed, and test time. The rebound force range is 0.5–1.5 N, with force measurement accuracy up to ±1% and a resolution of 0.01 N.
5. How are test results displayed and recorded?
The tester provides real-time display of test force and calculated results, and supports onboard printing of 8. 10. or 13 data points per test, including average values and deviation.
6. How is the rebound force test performed?
The needle is inserted into the die hole of the clamping fixture, and the device compresses the rubber sleeve. The rebound force is measured at distances of 5 mm and 15 mm between the needle tube and needle base, and the system records and prints the results.
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