Pubtester Instruments is mainly applied in tests of physical and chemical properties such as gas permeability, water vapor transmission rate, mechanical strength, thickness, torque, heat sealing, coefficient of friction, tearing strength and dart impact strength, thermal shrinkage, leak and seal strength, breaking force and bursting strength, etc. With those instruments, Pubtester serves many industries such as packaging, adhesives, pharmaceuticals, food, cosmetics, medical equipment, masks, protective clothing, quality inspection organizations, drug inspection organizations, and scientific research institutions, etc.
Since its establishment, Pubtester has been committed to providing customers with cost effective quality control solutions.
No. | Test Item | Description | Sample Size |
1 | Oxygen Transmission Rate-Differential Pressure Method | Determination of oxygen transmission rate, permeability coefficient, solubility coefficient and diffusion coefficient of plastic films, composite films, rubber and other films and sheet materials. | VBS为Ф80mm According to requirementsФ97mm |
2 | Gas transmission rate of battery diaphragm | Gas transmission rate test of battery diaphragm | Ф12mm |
3 | Oxygen transmission rate of contact lens | Oxygen transmission rate test of contact lens | Finished product size |
4 | Water Vapor Transmission Rate-Gravimetric Method | Water vapor transmission rate test of plastic films, composite films, thermal insulation materials, leather, textiles, non-woven fabrics, spunlace fabrics, coating materials, cling film and other materials. | Ф74mm |
5 | Water Vapor Transmission Rate of Package | Water vapor transmission rate test of beverage bottles, packaging bags, three-piece cans, red wine bottles, infusion bags, blister pack, sealing caps, pipeline containers, fuel tanks, aluminum-plastic water pipes and other packages or containers. | No limitation for package size without temperature control |
6 | Tensile Strength & Deformation Rate (Horizontal & Vertical) | Tensile strength and deformation rate test of plastic film, composite film and sheet, etc | 10-25mm for width ≥150mm for length |
7 | Tensile Strength at Break & Deformation Rate (Horizontal & Vertical) | Determination of tensile strength at break and deformation rate of plastic film, composite film and sheet, etc | 10-25mm for width ≥150mm for length |
8 | Stress at Fixed Elongation (Horizontal & Vertical) | Determination of stress at fixed elongation of plastic film, composite film and sheet, etc | 10-25mm for width ≥150mm for length |
9 | Elastic Modulus (Horizontal & Vertical) | Determination of elastic modulus of plastic film, composite film and sheet, etc | 10-25mm for width ≥150mm for length |
10 | Tearing Strength (right angle/trouser-type) | Determination of tearing strength of plastic film, composite film and sheet, etc | Right angle: Length>100mm
Width>40mm Trouser-type: Length: 150mm Width: 50mm |
11 | 180 Degree Peel Strength | 180 degree peel strength test of adhesive tape and adhesives | Adhesive tape: Width: 20mm/25mm Length: 200mm |
12 | 90 Degree Peel Strength | 90 degree peel strength test of adhesive tape and adhesives | Adhesive tape: Width: 20mm/25mm Length: 200mm |
13 | Peel Strength of Soft Composite Film | Peel strength test of plastic composite film | Width:15mm Length: 200mm |
14 | Adhesion Test | Adhesion test of various substrate surfaces after attaching materials such as carbon powder | Width>25mmLength≥150mm |
15 | Low-speed Unwinding Force | Determination of unwinding force and unwinding strength of pressure-sensitive tape rolls at low speed. | Width≤6cm |
16 | 浮棍法剥离强度 | 高强度胶粘剂浮棍法剥离强度测试 | 胶粘带宽20mm或25mm,长约200mm |
17 | Puncture Resistance | Puncture resistance test of plastic film, composite film, paper and aluminum foil, etc. | Diameter: 105mm |
18 | Puncture Resistance/Pullout Force | Pullout force and puncture resistance test of various materials such as infusion bag caps, rubber stoppers, oral liquid bottles, and 23-degree angle bottle caps (customized sample fixture made as per specifications provided by customer) | Finished product spec |
19 | Removal Force of Bottle Cap | Determination of the removal force of bottle caps such as inner caps of beverage bottles, aluminum-plastic composite caps, plastic bottle pull rings, inner caps of edible oil drums, cans, etc. | Finished product spec |
20 | Open Force | Open force test of the sealing cover of yogurt cup or jelly cup | Finished product spec |
21 | Pullout Force of Brush Hair | Pullout force test of cosmetic brush hair or tooth brush hair | Finished product spec |
22 | Compression Resistance of Carton | Testing of compression resistance, deformation rate and stacking test of corrugated boxes, calcium-plastic corrugated boxes, honeycomb board boxes, logistics honeycomb paper trays, corrugated boxes, calcium-plastic corrugated boxes, and shock-absorbing materials. | Length: 1m Width: 1m Height: 1.3m |
23 | Bottle Cap Torque | Determination of application torque and removal torque of beverage bottles, edible oil drums, medicine bottles, cosmetic packaging bottles, etc. | Ф5mm~Ф170mm |
24 | Hot Tack Strength | Determination of hot tack strength, hot tack force and suitable hot tack strength of plastic film, composite film, aluminum-plastic composite, paper-plastic composite and other materials in the molten state. | Width: 15mm/25mm Spread Length>350mm |
25 | Coefficient of Friction | Determination of coefficient of friction of plastic film and paper, etc. | 80mm x 200 mm 2 pcs Rigid or thick specimens to be fixed with double-sided adhesive tape 63mmx63mm 80mmx200mm |
26 | Coefficient of Friction at Specific Temperature | Determination of static and kinetic coefficient of friction of plastic film and paper at specific temperature | 80mm x 200 mm 2 pcs Rigid or thick specimens to be fixed with double-sided adhesive tape 63mmx63mm 80mmx200mm |
27 | Thickness | Thickness measurement of plastic film, composite film, aluminum plastic composite film, paper plastic composite film, co-extruded film, paper, coating, substrate and metal, etc. | Width:20mm |
28 | Tearing Force (Elmendorf method) (horizontal & vertical) | Determination of tearing force of plastic film, composite film, sheet, paper, paper board, non-wowen fabrics and spunlace, etc. | Width: 63±0.5mm Length: 75±0.5mm |
29 | Falling Dart Impact Resistance | Determination of falling dart impact resistance of plastic film, composite film, sheet, paper, paper board, rubber sheet, non-woven fabrics and spunlace, etc. | 150mm×150mm<Specimen Size<190mm×190mm |
30 | Falling Ball Impact Resistance | Determination of falling ball impact resistance of plastic film, composite film, sheet, paper, paper board, rubber sheet, non-woven fabrics and spunlace, etc. | Length: 150mm Width: 50mm |
31 | Pendulum Impact Resistance | Determination of pendulum impact resistance of plastic film, composite film, sheet, paper, paper board, rubber sheet, non-woven fabrics and spunlace, etc. | Specimen Size: 100mm x 100mm Diameter: 100mm |
32 | Thermal Shrinkage Property of Plastic Film | Determination of shrinking ratio of plastic film and composite film at specific temperature | Length: 95mm Width: 15mm |
33 | Sealing Performance (Negative Pressure Method) | Seal performance tests of milk bags, milk powder bags, puffed food bags, instant noodle bags, beverage bottles, Tetra Pak, jelly cups, medicine bottles, infusion bags, blister caps, cosmetic bottles, cosmetic bags and other packages. | <Ф270mm×150mm |
34 | Bursting Resistance | Determination of bursting resistance and sealing strength of milk bags, milk powder bags, puffed food bags, instant noodle bags, beverage bottles, Tetra Pak, jelly cups, medicine bottles, preforms, bottle necks, infusion bags, blister packs, cosmetic bottles, cosmetic bags, airbags, life-saving devices and air cushion, etc. under the restrained and unrestrained conditions. | Finished product spec |
35 | Creep Test | Creep test of of milk bags, milk powder bags, puffed food bags, instant noodle bags, beverage bottles, Tetra Pak, jelly cups, medicine bottles, preforms, bottle necks, infusion bags, blister packs, cosmetic bottles, cosmetic bags, airbags, life-saving devices and air cushion, etc. under the restrained and unrestrained conditions. | Finished product spec |
36 | Creep-to-failure Test | Creep-to-failure test of of milk bags, milk powder bags, puffed food bags, instant noodle bags, beverage bottles, Tetra Pak, jelly cups, medicine bottles, preforms, bottle necks, infusion bags, blister packs, cosmetic bottles, cosmetic bags, airbags, life-saving devices and air cushion, etc. under the restrained and unrestrained conditions. | Finished product spec |
37 | Sealing strength of open package | Burst test, creep test and creep-to-failure test of open package with one opened side at restrained and unrestrained conditions. | Maximum opened side width: 300mm |
38 | Sealing strength of restrained package | Burst test, creep test and creep-to-failure test of packages including milk bags, milk powder bags, puffed food bags, instant noodle bags, beverage bottles, Tetra Pak, jelly cups, medicine bottles, preforms, bottle necks, infusion bags, blister packs, cosmetic bottles, cosmetic bags, airbags, life-saving devices and air cushion, etc. | Maximum Size: 390mm x 260mm |
39 | Flex Durability of Plastic Film | Flex durability test of flexible plastic film, composite film and coatings, etc. | 280 mm x 200 mm |
40 | Tack | Tack test of pressure sensitive tape, double side adhesive tape, self-adhesive sticker and other adhesive products | Width: 10-80mm Length: >250mm |
41 | Holding Power | Holding power test of pressure sensitive tape, double side adhesive tape, self-adhesive sticker and other adhesive products | Width: 25mm Length: 100mm |
42 | Impact resistance of auto interior | Test of impact resistance of auto interior | Diameter: 80mm |
43 | Heat sealing test | Determination of heat sealing parameters of plastic film, composite film, aluminum plastic composite film and paper plastic composite film, etc. | Finished product spec |
44 | 容器耐压性能 | 按照GB/T 17876-2010非碳酸盖密封性能测试方法 | 成品规格 |