Flexible Barrier Materials Heat Seal Strength Testing

Film Heat Shrinkage Tester tests various heat shrinkage propertiesforthe filmaccording to the principle of air heating (air bath).Suitable for heat shrinkable films which produced with polyethylene, ethylene copolymers and their mixtures, such as beverage labels, bottled bundle packaging, sausage shrinkage packaging, outer film of daily chemical products, outer film of cigarette boxes, etc. It is a device that can accurately and quantitatively measure the thermal shrinkage force, cold shrinkage force, shrinkage rate, shrinkage time and other properties of plastic films during thermal shrinkage.

Face Mask Particulate Filtration Efficiency is to test the filtering efficiency of particulate protective masks . This instrument conforms to ASTM F2299, NIOSH-42CFR-84, GB 2626-2019, YY 0469-2011 and GB/T32610-2016 standard. GBPI offers mask testing machines for surgical face masks, N95 masks, Melt-blown fabric. BFE Tester, PFE Tester, N95 Tester, Melt-blown fabric Tester.

GBDA-120 Compost Degradation Tester is designed in full compliance with standards such as ISO14855-1 and ASTM D5338. The mass of carbon dioxide released during biodegradation can be detected automatically, and the biodegradation percentage of degradable materials can be determined.  

  1.Profile Xenon lamp aging test chamber simulates the full spectrum lamp with Xenon arc lamp to reappear the destructive wave. It serves for the environmental simulation and accelerated test for research and development, product development and quality control. Besides, the chamber also applies to the choice of new material, weathering test after composition of material and improvement for the current material. It simulate different environment, and show the material changes under the explosion of sunlight.   The chamber meets the standard: GB/T16585-1996 , GB14522-93 , GB/T16422.3-97, ASTM D2565 and so on. The Chamber is to determine the color fastness, aging resistance of textiles, plastics, coatings, rubber products or other materials by objecting to the simulated conditions of nature weather (sun, rain, temperature and humidity, etc.).     Technical parameters   2.Material of construction u Full spectrum lamp u Optional filter system u Water spraying function u Humidity control u Temp. control system in the chamber u Sample fixed hold of irregular shape u USA imported xenon arc lamp u Easy installation and operation, seldom daily maintainance. u Service life time deepens on the irradiance level, usually 1600hrs. It’s easy to replace the lamp, with filter of long service life time to ensure the necessary spectrum. 3.Technical parameters Model No., equipment name GB-OXD-15P Xenon aging test chamber Interior sizes   W500×D500×H600mm  Exterior sizes W1050×D1050×H1750mm (or so) Temperature range 0℃～80℃ Controller imported programmable 7inch touch screen Machine components material inner and outer 304# stainless steel Sample holder Aluminum alloy frame base Protection device residual-current circuit breaker (RCCB) to control the warning for loop overload, thermal protection and water shortage protection. Temp. deflection ±2℃  (without lighting) Humidity range 30％～98％R.H Humid. deflection ±2.5%R.H(Humid.≥75%R.H); ±3%R.H(Humid.≤75%R.H) without lighting Light source imported full spectrum xenon arc lamp(average useful life 1600hrs) Raining time 1～9999min (adjustable) Raining period 1～240min, interval（cut）adjustable lamp power Test period for Temp., irradiation, condensation, spray can be adjustable Lamp 1.8KW Wave length range 290-800nm heating power (or so) 4.0KW humidification (or so) 2.0KW Light irradiance 1200w/m2 Distance between arc center and sample holder: 350～380mm Revolving speed of sample holder ≥1r/min  water spray period a. spray time: 0～99h59min (Continuing or adjustable) b. stop time: 0～99h59min, (Continuing or adjustable)   lighting time Continuing programming control available black panel temp. 85±3℃ cooling method Mechanical wind cooling; Room temp. less than 26℃ is recommend, relative humid: ≤85%R.H; humid. and temp. tested after 2 hours under idle condition. 4.Temperature & humidity running control system controller imported programmable 7inch touch screen precision range set precision: temp. ±0.1℃, humid: ±2％R.H, indicated precision: temp.±0.1℃,humid.: ±1％R.H temp. & humid. sensor Platinum Resistance(PT100Ω/MV) black panel temp. double-metal black panel temp. thermometer water-supplying system auto-control humidication water-supplying, Xenon arc lamp with cycling cooling water circulation system low noise heat-resistance conditioning motor, multi-blade centrifugal wind wheel control system mainly consists of operation panel, central controller, kinds of key-pressing sw., status indicating lamp, excution electric device etc.. 5.Structure section of machine body The chamber consists of several section: chamber body, control system, refrigeration system, heating system, humidation system, wind system, raining system, lighting system and so on. Chamber body a. With integrated structure, the chamber consists of up left part as working room, up right part as electric controller which is convenient to control, down part as compressor cooling group, sample holder rotation device, Xenon lamp condensation water box, water pump and other executive devices. b. Inner wall of chamber adopts international SUS304# material. c. Temp. insulation material is polyurethane foam and ultra-fine fibre glass, with good temp. insulation result, no frost and condensation on the external surface of chamber. d. condensate water outfall set at the bottom of chamber e. Environmental heat-resistance silicon sealing tape as the material of door frame. f. Viewing window with eye-protective film on its surface to protect eyes from being injured by Xenon lamp. external chamber body a. Seal of door adopts the double-layer of refined silicone rubber with reliable sealing effect and no aging or hardening phenomenon under high or low temperature. b. Single door (embedded handle); c. Viewing window, antifrost device and lamp equipped on the door viewing window Size：25 cm W × 30 cm H；equipped with Anti-radiation hollow glass 6.Electric control section of chamber a. As the core part of chamber b. Air pressure switch as the main switch to control the main circuit; c. Safety measures for electric section: it warns and cut electricity automatically after tested the action from following protection devices: a) overheat protection in working room b) lockage of phase, leakage protection c) overcurrent protection of motor d) overpressure/overload protection of cooling machine e) short out/overload protection of heater, humidifer f) fusing protection of fuse 7.Working section of chamber Condensation section of compressor. a.Cooling system: as the core part of cooling system, we adopt one set of compressor of Tecumseh from France in this case to ensure the cooling requirement in the working room. b.For adjustment technology and design of cooling system, we take an efficiency processing way to ensure the adjustment for the cooling amount and consumption of cooling system under the normal running, to make the failure rate down to the economical statue. c.Cooling evaporator: it locates in interlayer at one side of chamber which ventilate by force from blast motor to exchange heat fast. d.Cooling method of cooling system: forced air cooling Cooling refrigerant：Environmental R404a； Heating system a. Heating method: heating directly in the chamber; b. Military level stainless steel heating tube used, with fast and stable heating to keep temperature in the working room from rapid change. It with corrosion resistance, anti-high-low temperature, no leakage and other advantages. c. With SSR (solid relay)output control, without noise, reliable working, long service life time, fast switching, low interference from outside, and easy operation etc.. Rain system.   it consists of nozzle, solenoid valve, water-supplying and connecting pipe. Lighting system. It consists of xenon lamp, lamp cover, lamp contactor and other controlling parts. Energy compensation is got by adjusting samples distance, pressure and current. Wind system  It locates in the interlayer at the back of chamber, there are heater, fan blade, evaporator, PT100 temperature samples sensor etc.. when wind machine running, the air is intaken to the channel from working room, and blow out from the bottom after cooled; the air exchanged in the working room with samples is intaken again to the channel and mix; after several circulation, it will reach the purposed temperature, and ensure the high index of temp. and humid in the chamber at the same time. Cooling dehumidification system take the compressor of world brand Tecumseh from France to keep constant temperature, decrease the humidity in the working room and cool the xenon lamp. Humidification Steam generator: to generate steam from water Water level control: control the water inlet by solenoid valve, and water level by liquid level switch to provide the signal for water-supply and warning. Air circulation section Cycling channel and winding machine inside the chamber, it uses the high efficiency cooling machine and energy adjusting system, efficiency heat exchange to reach the aim of temperature change, which also improves the airflow and heat exchange between airflow, heating and humidification, as a result, it improves the humidity uniformity in the working room. 8. Enclosured files: operation manual, warranty card 9. Machine running requirements Temp. 5℃~+32℃ Humidity ≤85% Power supply AC220（±10%）V/50HZ    10. Core components parts Remark: replacement of some small parts of the same quality is possible because of material shortage.    

GBR hot tack tester is to test the sticking strength of packaging films after heat sealed with different temperature, pressure and time. To test the sticking strength of packaging films after heat sealed with different temperature, pressure and time. It simulates the use of packaging bag and makes impact experiment on the part of hot tack. 

Medical Mask Exhalation Valve Air Tightness Tester  is Used to detect the air tightness of the mask breath valve. GBPI offers mask testing machines for surgical face masks, N95 masks, Melt-blown fabric. BFE Tester, PFE Tester, N95 Tester, Melt-blown fabric Tester      

The Leakage tester GB-M2 is designed and manufactured in accordance with the relevant provisions of GB/T15171 Test method for leaks in sealed flexible packages. It is used to detect the sealing condition of plastic packaging bags and containers, and it is applied to used in industries of food, beverage, pharmaceuticals, personal care and so on. Through test can effectively compare and evaluate the sealing technology and sealing performance of packaging parts, and provide scientific basis for determining the relevant technical indicators. It can also be used to test the sealing performance of the specimens after dropping and compressing test.

AUTO GQ-300 Modified Atmosphere Refrigerator is mainly for a variety of fruits, vegetables, flowers, seedlings, etc. on the market for storage and preservation tests, through microelectronics technology to automatically control the concentration of oxygen, nitrogen, carbon dioxide, ethylene in the box, as well as control temperature, humidity conditions to achieve the preservation effect, is a microorganism, environmental protection, food production, universities, scientific research institutions and other units indispensable ideal equipment.  

GBPI Electronic Leakage Tester Application: To test the hermetic sealing quality and performance of packaging bags, bottles, cans and so on, used in industries of food, beverage, pharmaceuticals, personal care and so on.

Introduction N530 2.0 is based on the test principle of differential pressure method, It's designed with reference to GB/T 1038, ISO 2556 and other standards. Adopt high-precision pressure sensor and automatic pressure difference keeping technology, high test accuracy. It is suitable for the gas permeability test of films, sheets, papers, packages and related materials in the fields of food, medicine, medical equipment, daily chemicals, photovoltaic electronics, etc. It provides a wide range and high-efficiency gas transmission rate test of high, medium and low gas barrier materials.

  Introduction Battery Diaphragm Gas Permeability Tester N600E is designed and developed according to GB/T 36363-2018 and other standards. It adopts the test principle of differential pressure method and is professionally used for testing the air permeability of battery separators, breathable membranes and related polymer materials. Test principle In the environment of test temperature, humidity and normal pressure, under the pressure of 1.21kPa applied by the test instrument, the time required for 100mL air to pass through the diaphragm with an area of 6.45 cm2.   Standard ISO 5636-5, TAPPI T460, GB/T 36363 Specification Test range 60~12000 s/100mL Resolution 0.1 s/100mL Pressure range 0~3 KPa Pressure resolution 0.001 kPa Test area 6.45cm2 Sample size ＞50 mm×50 mm Instrument Size 450 mm×400 mm×300 mm Power 100W Power supply 110~250 VAC, 50~60 Hz   Features     The pressure difference of the instrument is adjustable in the range of 0~3 kPa, with an accuracy of 0.001 kPa, which fully meets the test pressure difference requirements of different methods;     The instrument supports s/100mL and um/(Pa.s) multi-unit display.     The test range can be customized according to different sample requirements.     The host is equipped with a color touch screen, no need for an external computer, and the air permeability of the sample can be observed in real time; Built-in micro-printer, which can print test report in real time; Application   Lithium Ion Battery Polyolefin separator for lithium ion battery, coated polyolefin separator for lithium ion battery or separator for lithium ion battery using other materials  

  Infrared method water vapor transmission rate tester W405L is a high-end precision packaging material testing instrument, newly developed and upgraded by GBPI Research and Development Team based on ASTM, GB standard requirements and market demand. It is used to test the water vapor transmission rate of samples under set temperature and humidity conditions. It is suitable for the water vapor transmission rate performance test of films, sheets, papers, packages and various materials in the fields of food, medicine, medical equipment, daily chemistry, photovoltaic electronics, etc.