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Our company conducts measurement and evaluation of "melt viscosity" for materials. It is possible to obtain the flow characteristics of molten resin, which serve as an indicator of moldability. We use plate-type viscometers and capillary-type viscometers. Please feel free to contact us when you need our services. 【Features】 ■ It is possible to obtain the flow characteristics of molten resin, which serve as an indicator of moldability. *For more details, please refer to the related links or feel free to contact us.

• Contract Analysis

We conduct measurements and evaluations of "melt viscosity" for our products. It is possible to obtain the flow characteristics of molten resin, which serve as an indicator of moldability. We use plate-type viscometers and capillary viscometers. Please feel free to contact us when you need our services. 【Features】 ■ It is possible to obtain the flow characteristics of molten resin, which serve as an indicator of moldability. *For more details, please refer to the related links or feel free to contact us.

• Contract Analysis

We would like to introduce the "Viscoelasticity Measurement Device" that we have. The torque range is from 0.02 uNm to 200 mNm, and the strain rate range is from 0.001 to 1000 S-1. The temperature range is from -150°C to 400°C. It is capable of a wide range of rheological measurements from liquids to solids. It is equipped with measurement modes such as dynamic viscoelasticity, steady flow viscosity, stress relaxation, creep, solid torsion, film tensile, and elongational viscosity. 【Device Specifications】 ■ Device Name: MCR301 (manufactured by Anton Paar) ■ Torque Range: 0.02 uNm to 200 mNm ■ Strain Rate Range: 0.001 to 1000 S-1 ■ Temperature Range: -150°C to 400°C ■ Sample Amount: 10g to 50g *For more details, please refer to the related links or feel free to contact us.

• Contract Analysis

We would like to introduce the "Viscoelasticity Measurement Device" that we have. The torque range is from 0.02 uNm to 200 mNm, and the strain rate range is from 0.001 to 1000 S-1. The temperature range is from -150°C to 400°C. It is capable of a wide range of rheological measurements from liquids to solids. It is equipped with measurement modes such as dynamic viscoelasticity, steady flow viscosity, stress relaxation, creep, solid torsion, film tensile, and elongational viscosity. 【Device Specifications】 ■ Device Name: MCR301 (manufactured by Anton Paar) ■ Torque Range: 0.02 uNm to 200 mNm ■ Strain Rate Range: 0.001 to 1000 S-1 ■ Temperature Range: -150°C to 400°C ■ Sample Amount: 10g to 50g *For more details, please refer to the related links or feel free to contact us.

• Contract Analysis

Our company conducts "Differential Scanning Calorimetry (DSC)" to evaluate the thermal properties of resin materials, such as melting point (Tm) and glass transition temperature (Tg). The measurement conditions are as follows: temperature range from -100°C to 400°C, measurement atmosphere is Air or N2, and the sample amount is 5mg. Additionally, when performing qualitative analysis of polyethylene (PE), the melting point is measured using DSC, allowing us to determine whether the material is LDPE (Low-Density Polyethylene) or HDPE (High-Density Polyethylene) based on the differences in melting points. 【Measurement Conditions】 ■ Temperature Range: -100°C to 400°C ■ Measurement Atmosphere: Air, N2 ■ Sample Amount: 5mg ■ Applicable Standards ・JIS K7121 Transition Temperature (Melting, Crystallization, Glass Transition) ・JIS K7122 Transition Heat *For more details, please refer to the related links or feel free to contact us.

• Contract Analysis

Our company conducts "Differential Scanning Calorimetry (DSC)" to evaluate the thermal properties of resin materials, such as melting point (Tm) and glass transition temperature (Tg). The measurement conditions are as follows: temperature range from -100°C to 400°C, measurement atmosphere is Air or N2, and the sample amount is 5mg. Additionally, when performing material qualification of polyethylene (PE), the melting point is measured using DSC, allowing us to determine whether the sample is LDPE (Low-Density Polyethylene) or HDPE (High-Density Polyethylene) based on the differences in melting points. 【Measurement Conditions】 ■ Temperature Range: -100°C to 400°C ■ Measurement Atmosphere: Air, N2 ■ Sample Amount: 5mg ■ Applicable Standards - JIS K7121 Transition Temperature (Melting, Crystallization, Glass Transition) - JIS K7122 Transition Heat *For more details, please refer to the related links or feel free to contact us.

• Contract Analysis

We conduct "Oxidation Induction Time (OIT) and Oxidation Onset Temperature (IOT) measurements." "Oxidation Induction Time" refers to the time when heat generation due to oxidation reactions begins, while "Oxidation Onset Temperature" refers to the temperature at which heat generation due to oxidation reactions starts. Using a Differential Scanning Calorimeter (DSC), it is possible to evaluate the susceptibility of plastics and rubber to oxidative degradation with a small amount of sample. 【Measurement Method】 ■ Oxidation Induction Time - After heating in a nitrogen atmosphere, switch to an oxygen atmosphere upon reaching the specified temperature, and measure the time variation of heat at a constant temperature. ■ Oxidation Onset Temperature - Measure the change in heat while heating in an oxygen atmosphere. *For more details, please refer to the related links or feel free to contact us.

• Contract measurement

Our company conducts physical property measurements and evaluations of the "Vicat softening temperature." The measurement principle involves applying a specified test load to a plastic specimen and heating a heat transfer medium at a constant rate, measuring the temperature of the heat transfer medium when a needle-shaped indenter penetrates 1mm into the surface of the specimen. Additionally, the specimen thickness ranges from 3 to 6.5mm, and the applicable temperature range is from 23°C to 250°C. Please feel free to contact us when you need our services. 【Measurement Overview】 ■ Applicable Standards: JIS K7206, ASTM D1525 ■ Specimen: Thickness 3-6.5mm (JIS, ASTM) ■ Applicable Temperature: 23°C to 250°C *Testing can be conducted starting from 23°C as per the standards. *For more details, please refer to the related links or feel free to contact us.

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We offer measurements of the "deflection temperature under load." A specified test load is applied to a plastic test specimen, and the heat transfer medium is heated at a constant rate until the specified deflection is reached, at which point the temperature of the heat transfer medium is measured. The applicable temperature range is from 23°C to 250°C, and testing can be conducted from 27°C as per the standards. 【Overview】 ■ Applicable Standards: JIS K7191-2, ISO 75-2, ASTM D648 ■ Test Specimen: 80×10×4mm (JIS, ISO), 127×12.7×6.4mm (ASTM) ■ Test Specimen Orientation: Flatwise, Edgewise ■ Applicable Temperature: 23°C to 250°C *Testing can be conducted from 27°C as per the standards. *For more details, please refer to the related links or feel free to contact us.

• Contract measurement

We offer "melt tension" measurement services. To obtain indicators of moldability during molding processes involving stretching flow (such as inflation molding, blow molding, vacuum molding, etc.), we measure the tension when pulling the extruded molten resin at a specified speed. The device used is a Capillograph, manufactured by Toyo Seiki Seisakusho. 【Overview】 ■ Device Name (Manufacturer): Capillograph (Toyo Seiki Seisakusho) ■ Measurement Temperature Condition: Above melting temperature ■ Pulling Speed Range: 2 to 200 m/min *For more details, please refer to the related links or feel free to contact us.

• Contract measurement

In "Thermogravimetric Analysis (TGA)," which is a type of thermal analysis, we measure the weight change of a sample when heated under specific conditions. Simultaneous measurement of Differential Thermal Analysis (DTA) is also possible. This allows us to capture chemical changes accompanied by weight changes such as decomposition, oxidation, and reduction, as well as changes without weight changes such as transitions and crystallization. 【Measurement Conditions】 ■ Temperature Range: Room Temperature to 1300℃ ■ Measurement Atmosphere: Air, N2 ■ Sample Amount: 10mg ■ Corresponding Standards: JIS K7120 (TG/DTA) *For more details, please refer to the related links or feel free to contact us.

• Contract Analysis

In "Thermomechanical Analysis (TMA)," which is a type of thermal analysis, the dimensional changes such as expansion, compression, and tension of a sample are measured when the temperature changes, allowing for the evaluation of thermal properties such as linear expansion coefficient, glass transition temperature, and softening point. Differences in the flow direction of the resin during molding of resin-molded products (same material) can be confirmed by the different expansion rates and their differences. Physical changes in the sample, such as expansion and contraction due to heating, can be observed. 【Measurement Conditions】 ■ Temperature Range: -100 to 300℃ ■ Measurement Atmosphere: Air, N2 ■ Measurement Mode: Compression, Expansion, Tension, Penetration ■ Applicable Standards: JIS K7196 Penetration Mode JIS K7197, ISO11359-2 Linear Expansion Coefficient Measurement *For more details, please refer to the related links or feel free to contact us.

• Contract measurement

In "Thermomechanical Analysis (TMA)," which is one type of thermal analysis, the dimensional changes such as expansion, compression, and tension of a sample are measured when the temperature changes, allowing for the evaluation of thermal properties such as linear expansion coefficient, glass transition temperature, and softening point. Differences in the flow direction of the resin during molding of resin-molded products (same material) can be confirmed by the different expansion rates and their differences. Physical changes in the sample, such as expansion or contraction due to heating, can be observed. 【Measurement Conditions】 ■ Temperature Range: -100 to 300℃ ■ Measurement Atmosphere: Air, N2 ■ Measurement Mode: Compression, Expansion, Tension, Penetration ■ Applicable Standards: JIS K7196 Penetration Mode JIS K7197, ISO 11359-2 Linear Expansion Coefficient Measurement *For more details, please refer to the related links or feel free to contact us.

• Contract measurement

The "Long-term Durability Test (Creep Test)" is an evaluation of the long-term durability of resin materials, assessing creep characteristics in tensile, bending, and compression modes. By varying the load stress (weight) and measuring the time until failure for each case, it is also possible to predict the lifespan of the resin materials by plotting these results. Creep failure refers to the phenomenon where, when a resin material is subjected to a load for an extended period, failure occurs below the breaking strength. [Test Conditions] ■ Test Temperature: 23°C to 200°C ■ Test Load: 1 to 500 kg ■ Test Modes: Tensile, Bending, Compression ■ Number of Tests Possible: Up to n = 6 *For more details, please refer to the related links or feel free to contact us.

• Contract measurement

The "Long-term Durability Test (Creep Test)" is an evaluation of the long-term durability of resin materials, assessing creep characteristics under tensile, bending, and compression modes. By varying the load stress (weight) and measuring the time until failure for each, it is also possible to predict the lifespan of the resin material by plotting these results. Creep failure refers to the phenomenon where a resin material experiences failure below its breaking strength when subjected to a load for an extended period. [Test Conditions] ■ Test Temperature: 23℃ to 200℃ ■ Test Load: 1 to 500 kg ■ Test Modes: Tensile, Bending, Compression ■ Number of Tests Possible: Up to n = 6 *For more details, please refer to the related links or feel free to contact us.

• Contract measurement

We manufacture injection molded sheets measuring 100×100mm with a thickness of 1.5 to 4.0mm using original molds. Our injection molded sheet molds include options without markings in sizes of 60mm in width, 60mm in length, and thicknesses of 1.0 and 2.0mm, such as "JIS K7152-3." These can be used as test specimens for various applications, including impact tests and accelerated aging tests. Please feel free to contact us when you need assistance. 【Injection Molded Sheet Molds】 ■ Our Original: 100mm in width, 100mm in length, thickness of 1.5 to 4mm / without markings ■ JIS K7152-3: 60mm in width, 60mm in length, thickness of 1.0, 2.0mm / without markings ■ Our Original: 120mm in width, 80mm in length, thickness of 2.0mm / with and without markings *For more details, please refer to the related links or feel free to contact us.

• Injection Molding Machine

We would like to introduce our service for "Measurement of Biodegradation Rate of Biodegradable Plastics (MODA)." For biodegradable plastics such as PLA (polylactic acid) and PBS (polybutylene succinate), we can measure the biodegradation rate in accordance with standards (JIS K 6953-2, ISO 14855-2). The measurement principle involves calculating the degree of degradation (degradation rate) by measuring the CO2 produced during respiration when microorganisms decompose the plastic. 【Equipment Information】 ■ Testing Equipment: Microbial Oxidative Decomposition Measurement Device (MODA-CS) manufactured by Yahata Bussan Co., Ltd. ■ Analysis Items: Degree of Degradation, Degradation Rate ■ Testing Standards: JIS K 6953-2, ISO 14855-2, ISO 17556 *For more details, please refer to the related links or feel free to contact us.

• Contract measurement

We would like to introduce our service for "Evaluation of the Decomposition State of Biodegradable Plastics." For biodegradable plastics such as PLA (polylactic acid), we can observe the changes in appearance in compost over time, allowing us to monitor the decomposition process. In the examples provided in the related links, we conducted tests using compost as specified in JIS K6953-2 (ISO 14855-2) with plastic sheets; however, the measurement conditions and specimen sizes can be adjusted, so please feel free to consult us. 【Example】 ■ Compost used in JIS K6953-2 (ISO 14855-2) ■ Use of plastic sheets ■ Subjects: Biodegradable plastics A/B/C, non-biodegradable plastics (for comparison) ■ Observation intervals: 0 days, 10 days, 16 days, 35 days, 49 days *For more details, please refer to the related links or feel free to contact us.

• Contract measurement

We would like to introduce our "Molding Shrinkage Rate Measurement" service. The shrinkage rate of plastics is one of the important physical properties when designing molds and products. Our company can measure the molding shrinkage rate in accordance with ISO (JIS) standards by measuring the cavity pressure during molding using pressure sensors installed in the mold. Please feel free to contact us when you need our services. 【Overview】 ■ Measurement Standard: ISO294-4 (JIS K7152-4) ■ Test Specimen: 60×60×2mm (ISO 294-3 Type D2, Axxicon mold) *For more details, please refer to the related links or feel free to contact us.

• Contract measurement

Our company conducts the "Environmental Stress Cracking Resistance Test (ESCR Test) using the 1/4 Elliptical Method." We attach resin materials to a testing jig shaped like a quarter ellipse and apply bending stress (load) to assess the occurrence of cracks when various chemicals and test solutions are applied, as well as to determine the critical strain (the minimum strain that causes cracks with that solution) from the location of crack occurrence, thereby evaluating the chemical resistance against various organic solvents. Resin products may come into contact with various chemicals and solvents depending on the environment in which they are used, and this serves as an indicator of their durability against the chemicals they encounter, that is, their chemical resistance. 【ESCR】 ■E: Environmental ■S: Stress ■C: Cracking ■R: Resistance *For more details, please refer to the related links or feel free to contact us.

• Contract measurement

We offer measurements of the total light transmittance, diffuse transmittance, parallel light transmittance, and haze of transparent plastic materials. The model used is NDH4000 (manufactured by Nippon Denshoku Industries Co., Ltd.), the measurement method is the integrating sphere method, the light source is a halogen lamp, the measurement beam is 11mm in diameter, the incident aperture is 20mm in diameter, and the specimen shape is approximately 50×50mm. Please feel free to contact us when you need our services. 【Applicable Standards】 ■Testing Standards - JISK7136:2000 Method for determining haze of transparent materials - JISK7361-1:1997 Test method for total light transmittance of transparent materials - JISK7105:1981 (discontinued) Test methods for optical properties of plastics *For more details, please refer to the related links or feel free to contact us.

• Contract measurement

We offer measurements of total light transmittance, diffuse transmittance, parallel light transmittance, and haze of transparent plastic materials. The model used is NDH4000 (manufactured by Nippon Denshoku Industries Co., Ltd.), the measurement method is the integrating sphere method, the light source is a halogen lamp, the measurement beam is 11mm in diameter, the incident aperture is 20mm in diameter, and the specimen shape is approximately 50×50mm. Please feel free to contact us when you need our services. 【Applicable Standards】 ■ Testing Standards - JISK7136:2000 Method for determining haze of transparent plastic materials - JISK7361-1:1997 Test method for total light transmittance of transparent plastic materials - JISK7105:1981 (discontinued) Test method for optical properties of plastics *For more details, please refer to the related links or feel free to contact us.

• Contract measurement

Our company offers "Gas Barrier Performance Evaluation." The test cell for mounting the test specimen consists of a humidification section (test gas) and a drying section (carrier gas). Water molecules flowing on the test gas side, where the relative humidity is adjusted, pass through the test specimen and enter the carrier gas side. The concentration of the transmitted water molecules is measured using an infrared sensor based on the absorption intensity of infrared light at a specific wavelength. Please feel free to contact us when you need our services. 【Water Vapor Transmission Test】 ■ JIS K7129-2 compliant PERMATRAN W 3/31 ■ 0.1–1000 (g/m²·24h) ■ Films, sheets ■ 10–40℃ Dry, 35–90% RH *For more details, please refer to the related links or feel free to contact us.

• Contract measurement

The "FMVSS No. 302 combustion test" is an evaluation of the flammability of materials used in automotive interior components. A test specimen (350×100×t mm) is held horizontally between U-shaped metal plates, and a 38mm flame is applied to the end for 15 seconds to measure the burn rate over a distance of 254mm from line A to line B. Our company can provide a consistent service from sample preparation for the FMVSS flammability test to the testing itself. 【Features】 ■ Comprehensive support from sample molding to evaluation for flammability testing ■ Also capable of thermal aging treatment ■ Provides temperature and humidity records during combustion testing *For more details, please refer to the related links or feel free to contact us.

• Contract measurement

We offer "tensile testing of plastics." We can conduct tensile tests on resins that comply with various standards such as ISO, JIS, and ASTM. Our testing machines can measure over a wide temperature range and can also assess mechanical properties other than tensile strength. We also provide specimen preparation for various physical property tests (dumbbell specimens, sheets). Additionally, we conduct physical property tests related to films and packaging. 【Test Overview】 ■ Equipment: Precision universal testing machine Autograph AG-Xplus (manufactured by Shimadzu Corporation) ■ Extensometer: Video-type non-contact extensometer (double camera model) ■ Test speed: 0.0005 to 1000 mm/min ■ Test temperature: -60 to 200℃ ■ Load cell capacity: 50N, 1kN, 20kN *For more details, please refer to the related links or feel free to contact us.

• Contract measurement

We offer "Tensile Testing of Plastics." We can conduct tensile tests on resins that comply with various standards such as ISO, JIS, and ASTM. Our testing equipment allows for measurements across a wide temperature range and can also measure mechanical properties (physical properties) other than tensile strength. We also accept the preparation of test specimens for various physical property tests (dumbbell specimens, sheets). Additionally, we conduct physical property tests related to films and packaging. 【Test Overview】 ■ Equipment: Precision Universal Testing Machine Autograph AG-Xplus (manufactured by Shimadzu Corporation) ■ Extensometer: Video-type non-contact extensometer (double camera model) ■ Test Speed: 0.0005 to 1000 mm/min ■ Test Temperature: -60 to 200℃ ■ Load Cell Capacity: 50N, 1kN, 20kN *For more details, please refer to the related links or feel free to contact us.

• Contract measurement

We offer "Tensile Testing of Plastics." We can perform tensile tests on resins that comply with various standards such as ISO, JIS, and ASTM. Our testing machines can measure over a wide temperature range and can also assess mechanical properties other than tensile strength. We also provide specimen preparation for various physical property tests (dumbbell specimens, sheets). Additionally, we conduct physical property tests related to films and packaging. 【Test Overview】 ■ Equipment: Precision Universal Testing Machine Autograph AG-Xplus (manufactured by Shimadzu Corporation) ■ Extensometer: Video-type non-contact extensometer (double camera model) ■ Test Speed: 0.0005 to 1000 mm/min ■ Test Temperature: -60 to 200℃ ■ Load Cell Capacity: 50N, 1kN, 20kN *For more details, please refer to the related links or feel free to contact us.

• Contract measurement

We offer "bending tests" in accordance with standards such as JIS K7171, ISO 178, and ASTM D790. The test specimen is bent at three points using a support and a loading nose, and is pushed down at a constant speed to measure the material's bending strength and bending modulus. We can accommodate various conditions such as specimen shape and test temperature. Please feel free to contact us when you need our services. 【Test Overview】 ■ Example of applicable standards: JIS K7171, ISO 178, ASTM D790, etc. ■ Typical test specimen: 80×10×4mm (JIS, ISO), 127×12.7×6.4mm (ASTM) ■ Applicable temperature range: -40℃ to 200℃ (with temperature-controlled testing machine) ■ Others: Accommodates various conditions such as specimen shape and test temperature *For more details, please refer to the related links or feel free to contact us.

• Contract measurement

We offer "hardness testing" at our company. The items include "durometer hardness" applicable to soft materials like rubber and soft plastics, "Rockwell hardness" applicable to many plastics, and "Vickers hardness" applicable to metals and plastics. We also have various measurement records for items such as erasers (e.g., PVC), cutting boards (e.g., PE), car dashboard materials (e.g., PP), plastic lenses for glasses, and plastics. 【Measurement Methods】 ■Eraser (e.g., PVC): Durometer ■Cutting board (e.g., PE): Durometer ■Car dashboard material (e.g., PP): Rockwell ■Plastic lenses for glasses: Rockwell ■Plastics: Vickers *For more details, please refer to the related links or feel free to contact us.

• Contract measurement

We offer "hardness testing" at our company. The items include "durometer hardness" applicable to soft materials such as rubber and soft plastics, "Rockwell hardness" applicable to many plastics, and "Vickers hardness" applicable to metals and plastics. We also have various measurement records for items such as erasers (e.g., PVC), cutting boards (e.g., PE), car dashboard materials (e.g., PP), plastic lenses for glasses, and plastics. 【Measurement Methods】 ■Eraser (e.g., PVC): Durometer ■Cutting Board (e.g., PE): Durometer ■Car Dashboard Material (e.g., PP): Rockwell ■Plastic Lenses for Glasses: Rockwell ■Plastics: Vickers *For more details, please refer to the related links or feel free to contact us.

• Contract measurement

We offer "ISO/IEC 17025 (ASNITE 0124T) accredited physical property testing." The certification scope includes density (ISO 1183-1 A), tensile testing (ISO 527-1, ISO 527-2), flexural testing (ISO 178), heat deflection temperature (ISO 75-1, ISO 75-2 A, B), Rockwell hardness (ISO 2039-2), Charpy impact properties (ISO 179-1), and Izod impact strength (ISO 180), among others. Please feel free to contact us when you need our services. 【Material Standards (Partial)】 ■PE: (ISO 17855-2) ■PP: (ISO 19069-2) ■PS-I: (ISO 2897-2) ■SAN: (ISO 4894-2) *For more details, please refer to the related links or feel free to contact us.

• Contract measurement

We offer "ISO/IEC 17025 (ASNITE 0124T) accredited physical property testing." The testing subjects include polyolefin-based, styrene-based, polyamide, and polyvinyl chloride. The test items include compression molding ISO 293, injection molding ISO 294-1, machining ISO 2818, conditioning ISO 291, density ISO 1183-1 Method A, tensile testing ISO 527-1/ISO 527-2, bending test ISO 178, Charpy impact properties ISO 179-1, and various others. 【Test Items (Partial)】 ■ Compression Molding ■ Injection Molding ■ Machining ■ Conditioning ■ Density ■ Tensile Testing *For more details, please refer to the related links or feel free to contact us.

• Contract measurement

Our company provides support for various evaluations of the self-design guidelines for designated PET bottles established by the PET Bottle Recycling Promotion Council. According to the guidelines, the PET bottles used must conform to the fundamental standards outlined in the guidelines (e.g., the bottle must be made of pure PET), and if conformity is unclear, an evaluation based on the evaluation criteria is necessary. We are also available for meetings to discuss the process, so please feel free to consult with us. 【Evaluation Items】 ■ Basic Physical Property Evaluation ■ Reusability Suitability Evaluation - Fiber Applications - Sheet Applications - Bottle Applications - BtoB Applications *For more details, please refer to the related links or feel free to contact us.

• Contract measurement

We offer "evaluation of plastic films." Plastic films are used in a wide range of applications, including food container packaging, packaging materials, and agricultural films. We provide various measurements from physical properties to various characteristic evaluations. We also accept requests for specimen preparation tailored to various tests. Please feel free to contact us when needed. 【Measurement Items】 ■ Mechanical Properties ■ Surface Properties ■ Optical Properties ■ Thermal Properties ■ Electrical Properties ■ Others *For more details, please refer to the related links or feel free to contact us.

• Contract measurement

We would like to introduce the "FDA Application Analysis" offered by Ronbic Co., Ltd. To use new substances in plastic food containers and packaging in the United States, FDA approval (FCN application) is required. Based on our experience, we propose rational application methods and analysis techniques suitable for the items being applied for. We also offer expertise rooted in our experience regarding sample preparation for toxicity testing. 【Elution Test Scheme】 ■ Meeting ■ Preliminary Test ■ Meeting ■ Main Test *For more details, please download the PDF or feel free to contact us.

• Analytical Equipment and Devices

In "PVT measurement," the relationship between pressure (P), specific volume (V), and temperature (T) of the resin in its molten to solid state is measured. A sample is placed in a heated sample tube within the furnace, and the molten sample is pressurized using a piston. The displacement of the piston due to the volume change of the sample is measured to determine the pressure and temperature changes of the specific volume (the inverse of density). [Test Modes] ■ Thermoplastic Resin PVT Test Mode - Constant pressure temperature change measurement - Constant temperature pressure change measurement ■ Thermosetting Resin Curing Test Mode (Maximum Pressure: 40 MPa) - Constant pressure temperature change measurement *For more details, please download the PDF or feel free to contact us.

• Contract measurement

We would like to introduce the "Compression Permanent Deformation Measurement" offered by Ronbic Co., Ltd. It is possible to place samples (rubber, elastomers) in an oven or constant temperature and humidity chamber while they are attached, allowing for compression permanent deformation measurements under temperature conditions suited to the usage environment. In addition to measuring compression permanent deformation, we can also observe morphological differences through morphological observation using TEM and SEM. 【Measurement Conditions】 ■ Applicable Standards: JIS K 6262 ■ Compression Rates: 10%, 15%, 25% *Determined by IRHD ■ Test Specimens ・Large Test Specimen: Diameter 29.0±0.5mm, Thickness 12.5±0.5mm ・Small Test Specimen: Diameter 13.0±0.5mm, Thickness 6.3±0.5mm *For more details, please download the PDF or feel free to contact us.

• Contract measurement

We would like to introduce the "Compression Permanent Deformation Measurement" offered by Ronbic Co., Ltd. It is possible to place samples (rubber, elastomers) in an oven or constant temperature and humidity chamber while they are attached, allowing for compression permanent deformation measurements under temperature conditions suited to the usage environment. In addition to measuring compression permanent deformation, we can also observe morphological differences through morphological observation using TEM or SEM. 【Measurement Conditions】 ■ Applicable Standards: JIS K 6262 ■ Compression Ratios: 10%, 15%, 25% *Determined by IRHD ■ Test Specimens ・Large Test Specimen: Diameter 29.0±0.5mm, Thickness 12.5±0.5mm ・Small Test Specimen: Diameter 13.0±0.5mm, Thickness 6.3±0.5mm *For more details, please download the PDF or feel free to contact us.

• Contract measurement

The "Tear Test" is a test that measures the tear strength of plastic films and resin sheets. We also accommodate the punching of test specimens that conform to standards from film and sheet samples. In the trouser tear method and rectangular tear method conducted with a tensile testing machine, temperature changes are also possible. *Available temperature range: -60°C to 200°C 【Test Items】 ■ Trouser Tear Method ■ Elmendorf Tear Method ■ Rectangular Tear Method *For more details, please download the PDF or feel free to contact us.

• Contract measurement

The "Tear Test" is a test that measures the tear strength of plastic films and resin sheets. We also accommodate the punching of test specimens that conform to standards from film and sheet samples. Temperature changes are possible in the trouser tear method and the rectangular tear method conducted with a tensile testing machine. *Applicable temperature range: -60°C to 200°C 【Test Items】 ■ Trouser Tear Method ■ Elmendorf Tear Method ■ Rectangular Tear Method *For more details, please download the PDF or feel free to contact us.

• Contract measurement

The "puncture test" is a test that measures the puncture strength of plastic films and resin sheets. A pin is pressed into the sample, and the strength is measured when it penetrates. Since it is conducted using a tensile testing machine with a temperature-controlled chamber, temperature changes (-60°C to 200°C) are also possible. The tip shape and testing speed can be modified, so please feel free to consult us. 【Overview】 ■ Applicable test standard: JIS Z1707 ■ Tip shape: Diameter 1.0mm, tip radius R0.5mm (for JIS Z1707) ■ Testing speed: 50mm/min (for JIS Z1707) *For more details, please download the PDF or feel free to contact us.

• Contract measurement

The "puncture test" is a test that measures the puncture strength of plastic films and resin sheets. A pin is pressed into the sample, and the strength at the point of penetration is measured. Since it is conducted using a tensile testing device with a temperature-controlled chamber, temperature changes (-60°C to 200°C) are also possible. The tip shape and testing speed can be modified, so please feel free to consult us. 【Overview】 ■ Applicable test standard: JIS Z1707 ■ Tip shape: Diameter 1.0mm, tip radius R0.5mm (for JIS Z1707) ■ Testing speed: 50mm/min (for JIS Z1707) *For more details, please download the PDF or feel free to contact us.

• Contract measurement

We would like to introduce the "Mixing and Extrusion Test" offered by Ronbic Co., Ltd. The temperature is up to 300°C, the rotation speed is up to 150 rpm, and the output parameters include torque, resin temperature, and energy consumption. It is possible to measure the mixing characteristics and extrudability with small sample sizes. Please feel free to contact us when you need our services. 【Specifications (partial)】 ■ Temperature: up to 300°C ■ Rotation speed: up to 150 rpm ■ Capacity (mixing ability): 60 cm³ ■ Screw (extrudability): L/D = 25 (D = 200 mm) ■ Output parameters: torque, resin temperature, energy consumption, etc. ■ Minimum sample amount: approximately 50 g (mixing ability) / approximately 500 g (extrudability) *For more details, please download the PDF or feel free to contact us.

• Contract measurement

We would like to introduce the "Durability Promotion Test" offered by Ronbic Co., Ltd. To confirm the durability performance required in actual applications (such as weather resistance, light resistance, humidity and heat resistance, heat resistance, etc.), evaluations are conducted and verified at each stage: before promotion, during promotion, and after promotion. Testing can be performed not only on test specimens but also on actual products and parts. 【Examples of Durability Performance】 - Weather resistance - Light resistance - Humidity and heat resistance - Heat resistance, etc. *For more details, please download the PDF or feel free to contact us.

• Contract measurement

We would like to introduce the "Durability Promotion Test" conducted by Ronbic Co., Ltd. To verify the durability performance required in actual applications (such as weather resistance, light resistance, humidity and heat resistance, heat resistance, etc.), evaluations are conducted at each stage: before promotion, during promotion, and after promotion. Testing can be performed not only on test specimens but also on actual products and parts. 【Examples of Durability Performance】 - Weather resistance - Light resistance - Humidity and heat resistance - Heat resistance, etc. *For more details, please download the PDF or feel free to contact us.

• Contract measurement