Advanced Laboratory Physical Property Testing & Material Analysis Equipment

As a premier ISO-certified B2B manufacturer of analytical and material testing instrumentation, Hangzhou Qiwei Instrument Co., Ltd. produces commercial-grade Laboratory Physical Property Testing Equipment, Material Analyzers, and Quality Control Instruments engineered for polymers, rubber, plastics, industrial manufacturing, and research laboratories.

Equipped with high-precision digital sensors, microcomputer data processing, and robust mechanical testing architectures, our physical property analyzers deliver accurate, reproducible characterization for rigorous industrial standards and quality assurance.

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Benchtop Whiteness Meter
Model: WSB-3C
Measuring Range: 0.00-199.99
Whiteness Formula: Blue Whiteness WB=R475
Light Source: LED light source
$Pocket Digital Brix Refractometer$

Pocket Digital Brix Refractometer
Model: PAL-101/102, PAL-103/105, PAL-106/107, PAL-108
Resolution: Brix: 0.1%; Temperature: 0.1℃
Ambient Temperature: 10~40 ℃
Sample Volume: 0.3 mL
$Digital Salinity Refractometer$

Digital Salinity Refractometer
Model: PAL-104
Measuring Range: Salinity: 0.0~28.0%; Temperature: 10~100℃
Resolution: Salinity: 0.1%; Temperature: 0.1℃
Accuracy: Salinity: ±0.2%; Temperature: ±1℃
Portable Gloss Tester
Reading Range: 0~199.9GU
Measuring Range: 0~150.0GU
Division Value: 0.1GU
Indication Error: ±1.2GU
Zero Error: 0.2GU
Portable Whiteness Meter
Model: WSB-1
Measuring Range: 0-199
Whiteness Formula: Blue Whiteness WB=R475
Light Source: LED light source
Handheld Whiteness Meter
Model: WSB-1Y
Measuring Range: 0-199
Whiteness Formula: Blue Whiteness WB=R475, Fluorescence whitening degree F
Light Source: LED light source
Benchtop Whiteness Tester
Measuring Range: 0~199
Whiteness Formula: Blue Whiteness WB=R475
Light Source: LED light source
Displayer: LCD displayer
Desktop Whiteness Analyzer
Measuring Range: 0~199
Application: Determine the blue light whiteness R457 and the fluorescence whiteness F
Light Source: LED light source
Displayer: LCD displayer
Bench Whiteness Meter
Model: WSB-CY
Measuring Range: 0.00-199.99
Whiteness Formula: Blue Whiteness WB =R475, Fluorescence Whiteness
Light Source: LED light source
Tabletop Whiteness Meter
Measuring Range: 0~199
Whiteness Formula: Blue Whiteness WB=R475, Fluorescent whiteness value F
Light Source: LED light source
Displayer: LCD displayer
Desktop Whiteness Meter
Model: WSB-3
Measuring Range: 0~199
Measuring Content: Blue Light Whiteness r457
Light Source: LED light source
Handheld Intelligent Whiteness Meter
Model: BDY-1
Measuring Range: 0-199.9
Display: LCD display
Measuring Aperture: φ17×37

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Explore Our Physical Testing Equipment Categories

Discover our comprehensive lineup of material hardness testers, melt flow indexers, density meters, and physical property characterization instruments.

1. Hardness & Mechanical Testers

Precision digital durometers and mechanical strength testing instruments designed to evaluate hardness, elasticity, and tensile properties of polymers, rubbers, and metals.

Digital durometers (Shore A/D) and tensile testing accessories
Complementary equipment to our General Laboratory Equipment
Microprocessor digital display with data export capabilities

Inquire Hardness Testers →

$Pocket Digital Brix Refractometer$

2. Melt Flow Indexers & Thermal Testers

High-precision melt flow rate (MFR/MVR) testers and thermal analysis instruments engineered for polymer resin quality control and thermoplastic extrusion assessment.

Compliant with ISO 1133 and ASTM D1238 testing standards
Similar precision performance to our Sample Preparation Equipment
PID temperature regulation with automated weight loading options

Get Melt Flow Specs →

3. Electronic Density & Viscosity Meters

High-accuracy electronic densitometers and rotational viscometers designed for rapid specific gravity determination and fluid rheological property analysis.

Direct digital readout for solid and liquid density measurement
Pairs seamlessly with Water Quality Testing Equipment
Direct USB/RS232 data export for laboratory management systems

Request Density Meter Rates →

Critical Industrial Applications & Engineering Strengths

Where Physical Testing Equipment Is Deployed

Reliable physical property testing is vital for material characterization and quality control. Qiwei physical testing equipment is widely deployed across key industries:

Plastics & Polymer Manufacturing: Melt flow index testing, hardness evaluation, and resin quality inspection
Rubber & Elastomer Production: Determining vulcanized rubber hardness, elasticity, and tensile strength
Chemical & Petrochemical R&D: Raw material characterization, density measurement, and rheological analysis
Quality Assurance & Inspection: Incoming material verification and compliance testing alongside Water Quality Testing Equipment

Qiwei Manufacturing & OEM Advantages

Supporting global laboratory equipment distributors, scientific dealers, and brand owners:

Stringent Quality Control: ISO-certified manufacturing ensuring high measurement accuracy, sensor stability, and long operational lifespans
Turnkey Analytical Integration: Seamless compatibility with our Sample Preparation Equipment and Electrochemical Instruments
OEM & ODM Customization: Custom branding, private-label packaging, tailored voltage options (110V/220V), and specialized firmware interfaces
Comprehensive Support: Dedicated technical engineering assistance and rapid global spare parts supply

Frequently Asked Questions (Physical Testing Sourcing Guide)

Q1: What standards do Qiwei melt flow indexers comply with?

Qiwei melt flow indexers are engineered and calibrated in strict compliance with major international standards, including ISO 1133 and ASTM D1238, ensuring globally accepted test results for polymer resin manufacturers and plastic processors.

Q2: Does Qiwei support OEM/ODM customization for global laboratory distributors?

Yes! As a direct factory manufacturer, we provide comprehensive OEM and ODM services, including private-label branding, customized color schemes, localized electrical specifications, and tailored user interface panels for global scientific equipment brands.

Q3: How can I request bulk wholesale pricing or technical documentation?

You can easily request tiered distributor pricing, product datasheets, and engineering consultations by contacting our sales team through our inquiry portal. We respond to all B2B inquiries within 24 hours.

Looking for Factory Direct Physical Testing Equipment & OEM Partnerships?

Partner with Hangzhou Qiwei Instrument for high-performance material testing equipment, reliable technical support, and competitive wholesale distributor pricing.

Inquire Now & Get Catalog Talk to Application Engineer

Hangzhou Qiwei Instrument Co., Ltd. is one of the most reliable manufacturers and suppliers of physical property testing equipment in China, featured by quality products and good service. Please rest assured to buy bulk durable physical property testing equipment in stock here from our factory. We also accept customized orders.