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Fabric flame retardant tester
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Fabric Flame Retardant Tester
Fabric Flame Retardant Tester
A Fabric Flame Retardant Tester is a specialized laboratory instrument designed to evaluate the flammability characteristics of textiles. It assesses how fabrics react to direct flame exposure, measuring parameters such as ignition time, flame spread rate, after-flame duration, and afterglow time. This testing is crucial for ensuring that textiles meet safety standards for various applications, including apparel, home furnishings, and industrial uses.
Purpose and Applications
The primary purpose of a Fabric Flame Retardant Tester is to determine the flame resistance of textile materials. This is essential for:- Apparel Safety: Ensuring garments, especially children’s sleepwear and industrial work wear, meet flammability standards.
– Home Textiles: Testing curtains, drapes, upholstery, and bedding for fire safety compliance.
– Technical Textiles: Evaluating materials used in tents, protective clothing, and automotive interiors.
⚙️ Key Features
Modern Fabric Flame Retardant Testers incorporate several features to ensure accurate and reliable testing:- Adjustable Burner Angles: Allowing tests at various orientations (e.g., 0°, 45°, 90°) to simulate different real-world scenarios.
Automated Ignition Systems: Providing consistent flame application and reducing operator variability.
– Digital Timing Mechanisms: Accurately recording ignition time, flame spread, after-flame, and afterglow durations.
– Transparent Observation Windows: Enabling safe monitoring of the test without exposure to hazards.
– Compliance with International Standards: Meeting protocols such as ASTM D6413, ISO 6941, and EN ISO 15025 for standardized testing procedures.
Testing Standards
Fabric Flame Retardant Testers are designed to comply with various international standards, including:
– ASTM D6413: Standard Test Method for Flame Resistance of Textiles (Vertical Test).
– ISO 6941: Textiles — burning behavior — Measurement of flame spread properties of vertically oriented specimens.
– EN ISO 15025: Protective clothing — Protection against heat and flame — Method of test for limited flame spread.
️ How It Works
- Sample Preparation: A fabric specimen is cut to specified dimensions and conditioned as per standard requirements.
- Mounting: The sample is mounted vertically or at a specified angle in the testing chamber.
- Ignition: A controlled flame is applied to the fabric for a predetermined time.
- Observation: The tester records ignition time, flame spread, after-flame time, and afterglow time.
- Evaluation: Results are compared against standard criteria to determine compliance.
✅ Benefits
– Safety Assurance: Ensures textiles meet fire safety regulations, reducing risk in end-use applications.
– Quality Control: Identifies flammability issues during the manufacturing process.
– Regulatory Compliance: Helps manufacturers meet legal requirements for flammability.
– Product Development: Assists in developing flame-retardant materials for specialized applications.
For more detailed information on specific models and their features, you can refer to manufacturers like SDL Atlas’s Auto Flam Flammability Tester [1], TESTEX’s Vertical Flammability Chamber TF312
How to Use a Fabric Flame Retardant Tester (Vertical Flammability Test Method):
- Prepare the Sample
– Cut the fabric to standard dimensions (usually 300 × 75 mm).
– Condition the fabric for 24 hours at 21°C and 65% relative humidity.
- Mount the Sample
– Place the fabric vertically in the frame inside the test chamber.
– Ensure it’s held securely with no folds or slack.
- Set Up the Burner Position the burner at the required angle (usually 90° for vertical tests).
– Adjust flame size according to the standard (about 38 mm for ASTM D6413).
- Ignite the Flame – Apply the flame to the bottom edge of the fabric for 12 seconds.
- Observe and Measure – Start timing when flame is applied.
– Measure:
– After-flame time (how long it burns after flame removal)
– After-glow time (how long it glows after burning stops)
– Char length (distance burned vertically)
- Record the Results
– Repeat the test on multiple samples (usually 5) and calculate averages.
- Compare with Standards
– Evaluate whether the results meet the required flame resistance limits.
fabric flame retardant tester IV type (small 450 method)
Scope of application
It is used for testing the intensity and speed of
burning of flammable textile materials after ignition.
(specific ignition nozzles and sample holders can be customized to meet multiple criteria).
Related standards
GB/T14644 ASTM D1230 CFR1610 etc.
Technical parameters
1. The spread of time:0 ~ 999.9S resolution 0.1S
2. The temperature inside the box shows:Room temperature -99 degrees C resolution 1 c
3. Igniting time:1S
4. Type of igniter:4 1/2 syringe
5. Sample clip size:Outer frame:204mm * 78mm inner frame:152mm×38mm
6. Distance from the top of the igniter to the sample surface:8mm
7. Studio size and outline size
Studio size:370mm×220mm×350mm
Outline size:375mm×245mm×478mm
8. Power supply:AC220V 50Hz 20W
9. Weight:18Kg
Description
Shipping & Delivery
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VeriVide Original D65 Tube light
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VeriVide Original D65 Tube Light – Artificial Daylight
VeriVide Original D65 Artificial Daylight Tube Light – 6500K, CRI 98
Original VeriVide D65 Artificial Daylight Tube Light for Accurate Colour Assessment
VeriVide Original D65 Tube Light – Artificial Daylight is a professional standardized daylight light source designed for accurate and consistent visual colour assessment. With a correlated colour temperature of 6500K and high CRI 98, the VeriVide D65 provides a controlled artificial daylight environment for evaluating colours, shades, textiles, garments, printed materials, plastics, paints, packaging and other products where colour consistency is critical.
Natural daylight changes according to the time of day, weather, season, geographical location and surrounding conditions. These changes can create differences in visual colour evaluation. A standardized D65 artificial daylight source provides a controlled lighting condition so that colour decisions can be made consistently. VeriVide explains that using the same standardized artificial light source throughout the supply chain helps reduce problems caused by variations in natural daylight.
The VeriVide Original D65 Artificial Daylight Tube is therefore an important replacement or lighting component for professional colour assessment cabinets, viewing systems and suitable standardized visual inspection environments.
Product Overview
| Specification | Details |
|---|---|
| Product Name | VeriVide D65 Artificial Daylight Tube Light |
| Brand | VeriVide |
| Light Source | D65 Artificial Daylight |
| Correlated Colour Temperature | 6500K |
| Colour Rendering Index | CRI 98 |
| Lamp Type | T8 |
| Available Length | 600 mm / 1200 mm / 1500 mm |
| Available Power | 18W / 36W / 58W |
| Application | Colour Assessment & Visual Inspection |
| Colour Evaluation | Standardized Artificial Daylight |
| Typical Use | Textile, Garments, Printing, Packaging, Paint, Plastic & Manufacturing |
| Manufacturer | VeriVide |
| Product Codes | 600D65 / 1200D65 / 1500D65 |
Specifications are based on VeriVide's published lamp information. Availability of individual lengths/models should be confirmed at the time of order.
What is VeriVide D65 Artificial Daylight?
VeriVide Original D65 Tube light is a standardized daylight illuminant representing daylight with a correlated colour temperature of approximately 6500 Kelvin. VeriVide describes D65 as the international standard measure of daylight based around a mean colour temperature of 6500K.
The purpose of D65 lighting is not simply to provide a bright white light. Instead, it provides a standardized spectral lighting condition suitable for professional visual colour assessment.
Two products can sometimes appear to have the same colour under one light source but look different under another. This phenomenon is known as metamerism. For this reason, professional colour assessment requires controlled and standardized illumination. VeriVide specifically highlights the importance of viewing colour samples under standardized lighting conditions to identify colour differences and metameric effects.
VeriVide Original D65 Tube light is engineered for this type of controlled colour assessment environment.
Why Choose Original VeriVide D65 Tube Light?
Colour evaluation is an important part of quality control in many industries. A small difference in colour can result in rejection of fabric, garments, packaging, printed materials or finished products.
Using ordinary room lighting or an uncontrolled daylight source may produce inconsistent visual results. The VeriVide D65 provides a standardized artificial daylight source designed specifically for professional colour assessment.
Key advantages include:
- 6500K standardized D65 daylight
- High CRI 98
- Designed for accurate visual colour assessment
- Consistent lighting conditions
- Suitable for professional colour matching
- Helps reduce variations caused by natural daylight
- Suitable for colour assessment equipment and viewing systems
- Available in multiple tube lengths
- Suitable for textile and garment quality control
- Useful for identifying colour differences and metamerism
- Original VeriVide replacement lamp
VeriVide states that its D65 lamp has a CRI of 98, allowing colours to be rendered more accurately than lower-CRI light sources.
Technical Specifications
1. Correlated Colour Temperature – 6500K
VeriVide Original D65 Tube light has a 6500K correlated colour temperature.
6500K is the defining colour-temperature characteristic of D65 artificial daylight. It produces a cool daylight appearance suitable for professional colour evaluation.
This is particularly important when colour standards and product samples need to be compared under controlled lighting conditions.
2. High Colour Rendering Index – CRI 98
VeriVide Original D65 Tube light is specified with a CRI of 98.
CRI, or Colour Rendering Index, indicates how accurately a light source renders colours in comparison with a reference light source. A higher CRI is generally desirable for visual colour assessment because it allows colours to be represented more accurately.
For applications such as textile shade matching, garment inspection and product colour comparison, high colour rendering performance is an important consideration. VeriVide lists its D65 lamp with CRI 98.
3. T8 Tube Design
The VeriVide D65 fluorescent lamp is available in T8 format.
The T8 designation refers to the tube diameter/type used by the lamp. The official VeriVide specification lists D65 versions in 600 mm, 1200 mm and 1500 mm lengths, with corresponding 18W, 36W and 58W power ratings.
Available VeriVide D65 Models
VeriVide 600D65
- Length: 600 mm
- Power: 18W
- Tube Type: T8
- CCT: 6500K
- CRI: 98
- Product Code: 600D65
VeriVide 1200D65
- Length: 1200 mm
- Power: 36W
- Tube Type: T8
- CCT: 6500K
- CRI: 98
- Product Code: 1200D65
VeriVide 1500D65
- Length: 1500 mm
- Power: 58W
- Tube Type: T8
- CCT: 6500K
- CRI: 98
- Product Code: 1500D65
These three D65 configurations are listed in VeriVide's official lamp specification.
Application of VeriVide Original D65 Tube light
The VeriVide D65 Artificial Daylight Tube is suitable for applications where standardized daylight illumination is required for visual inspection and colour assessment.
Textile Industry
The textile and garment industry is one of the major applications for D65 artificial daylight.
Textile manufacturers, dyeing factories, garment factories, buying houses and quality-control laboratories need to compare fabric samples, dyed yarns, garments and colour standards under controlled lighting.
Typical applications include:
- Fabric shade matching
- Garment colour inspection
- Yarn colour comparison
- Dyed fabric inspection
- Colour approval
- Lab dip assessment
- Bulk production shade checking
- Colour standard comparison
- Final garment inspection
- Buyer sample approval
Using standardized lighting helps different departments and organizations evaluate the same colour under similar viewing conditions.
Colour Matching
Colour matching requires more than simply checking whether two samples look similar.
A sample may appear acceptable under one light source but show a noticeable difference under another light source. This is particularly important in textile, garment and manufacturing applications.
VeriVide Original D65 Tube light provides a standardized daylight reference for visual assessment.
For example, a laboratory may compare:
Approved Colour Standard → Lab Dip → Bulk Fabric
All three samples can be evaluated under the same D65 lighting condition.
This provides a more controlled environment for colour decisions.
Metamerism Assessment
Metamerism occurs when two colours appear to match under one lighting condition but appear different under another.
This can create serious problems in textile and product manufacturing.
For example:
- Fabric A may match the approved standard under one light.
- Under daylight, Fabric A may appear different.
- Under store lighting, the difference may become even more noticeable.
VeriVide Original D65 Tube light recommends standardized viewing environments because changing illumination can reveal colour differences that may not be visible under another light source.
VeriVide Original D65 Tube light light source can therefore form an important part of a professional colour assessment system.
Use in VeriVide Colour Assessment Cabinets
VeriVide colour assessment cabinets can be configured with standardized light sources including D65 and D50, along with other illuminants depending on the application.
The D65 tube is particularly useful where daylight-standard colour assessment is required.
A typical colour assessment cabinet may contain multiple light sources to allow the operator to check colour behaviour under different lighting conditions.
This can help identify:
- Colour inconsistency
- Metamerism
- Shade variation
- Fluorescence-related appearance
- Differences between product and colour standard
Use in Textile Testing Laboratories
Textile testing laboratories require controlled and repeatable environmental conditions for visual assessments.
VeriVide Original D65 Tube light can be used as part of an appropriate viewing cabinet or visual inspection system for:
- Colour fastness assessment
- Shade evaluation
- Fabric colour grading
- Garment inspection
- Pilling assessment
- Appearance assessment
- Colour matching
- Standard comparison
VeriVide Original D65 Tube light own textile testing equipment uses CIE D65 artificial daylight for standardized visual assessment applications. For example, its Pilling Assessment Viewer uses VeriVide CIE D65 Artificial Daylight for assessment under relevant EN ISO 12945 methods.
Colour Fastness Assessment
Visual evaluation is also important in textile colour fastness testing.
A controlled D65 light source can provide standardized viewing conditions when comparing test specimens with reference standards.
VeriVide's Colour Fastness Cabinet, for example, uses D65 Artificial Daylight at 6500K as one of its standardized light sources, together with UV black light for relevant assessment applications.
Benefits for Garment Manufacturers
For garment manufacturers, colour consistency is essential from sampling through bulk production.
The VeriVide Original D65 Tube light can help establish a controlled visual environment for:
Sampling
Compare the original colour standard with lab dips and development samples.
Production
Check whether bulk production remains within the approved colour range.
Quality Control
Evaluate finished garments before shipment.
Buyer Inspection
Provide a standardized environment for colour approval.
Final Inspection
Reduce the possibility of colour disputes caused by inconsistent lighting.
Benefits for Textile Dyeing Factories
In dyeing factories, colour decisions are often made at several stages.
These may include:
- Recipe development
- Lab dip preparation
- Lab dip approval
- Bulk dyeing
- Shade checking
- Finishing
- Final inspection
- Shipment inspection
Using a standardized VeriVide Original D65 Tube light source can help maintain consistent visual conditions across these stages.
This is especially useful when several people are involved in colour evaluation.
Standards and Compliance
The VeriVide Original D65 Tube light is specified by VeriVide for use as a D65 artificial daylight source.
According to VeriVide's published lamp information, the D65 lamp has a 6500K correlated colour temperature, is within the tolerances prescribed in BS 950 Part 1, and has high conformance to relevant CIE specifications for accurate colour matching. VeriVide's current documentation also references ISO/CIE 23603 / CIE S 012/E for D65 applications.
Depending on the particular testing method, viewing cabinet and industry application, additional standards may apply. Users should always verify the exact lighting requirements specified by their applicable test method, buyer or customer.
Why Standardized Lighting Matters
Natural daylight is not constant.
It can change due to:
- Time of day
- Weather
- Season
- Geographic location
- Atmospheric conditions
- Window orientation
- Surrounding environment
Because of these factors, a colour sample may look different at different times or locations.
VeriVide notes that these natural-light variations can cause colour consistency problems throughout a supply chain. Standardized artificial light provides a controlled alternative.
For international textile and garment supply chains, this is especially important because a buyer, manufacturer and supplier may be located in different countries.
VeriVide D65 vs Ordinary Daylight
| Feature | VeriVide D65 | Ordinary Natural Daylight |
|---|---|---|
| Standardized | Yes | No |
| Colour Temperature | 6500K | Variable |
| Controlled Environment | Yes | No |
| Colour Assessment | Professional | Variable |
| Repeatability | High | Low |
| Weather Dependent | No | Yes |
| Time-of-Day Dependent | No | Yes |
| Suitable for Standardized Colour Evaluation | Yes | Not recommended as sole reference |
The purpose of VeriVide D65 is therefore to provide a more consistent and controlled lighting condition than relying on natural daylight alone.
VeriVide Original D65 Tube Replacement
For existing VeriVide viewing cabinets and compatible systems, correct lamp replacement is important.
VeriVide recommends replacing lamps after their specified service life because the spectral output of lamps can change with usage. The manufacturer notes a 2000-hour life-cycle recommendation for its lamps and recommends replacement after 2000 hours or one year of use to maintain reliable colour assessment conditions.
When replacing a lamp, users should verify:
- Correct VeriVide D65 specification
- Correct tube length
- Correct wattage
- Correct tube type
- Compatibility with the existing equipment
- Applicable voltage and ballast requirements
How to Select the Correct D65 Tube
Before ordering a replacement VeriVide D65 tube, check the existing lamp.
Step 1 – Check the Length
Measure the existing tube.
Available VeriVide D65 lengths include:
- 600 mm
- 1200 mm
- 1500 mm
Step 2 – Check Wattage
The corresponding official specifications are:
- 600 mm – 18W
- 1200 mm – 36W
- 1500 mm – 58W
Step 3 – Check Tube Type
The listed D65 versions are T8.
Step 4 – Check Equipment Compatibility
If the lamp is being installed into a VeriVide viewing cabinet or colour assessment equipment, confirm the equipment model before ordering.
Step 5 – Confirm Original Product Requirement
For professional colour assessment, use the correct standardized lamp rather than an ordinary commercial daylight tube.
Suitable Industries
The VeriVide Original D65 Tube Light can be relevant to many industries, including:
Textile & Garments
Fabric, yarn, garment and shade evaluation.
Dyeing & Finishing
Lab dip and bulk shade comparison.
Printing
Visual colour checking of printed materials.
Packaging
Colour consistency of packaging materials.
Plastics
Colour and appearance inspection.
Paint & Coating
Visual colour comparison.
Automotive
Component colour and appearance assessment.
Furniture
Fabric, leather, plastic and surface colour evaluation.
Graphic Arts
Visual inspection under controlled lighting where the relevant D65 specification is applicable.
Key Features at a Glance
VeriVide Original D65 Tube light offers:
- Original VeriVide D65 light source
- 6500K correlated colour temperature
- CRI 98
- T8 tube format
- Multiple length options
- Standardized artificial daylight
- Professional colour assessment
- Consistent visual inspection conditions
- Suitable for textile and garment industries
- Suitable for colour matching
- Useful for metamerism assessment
- Suitable for compatible VeriVide equipment
- Professional replacement lamp solution
Frequently Asked Questions
What is a VeriVide D65 Tube Light?
VeriVide D65 is a standardized artificial daylight lamp designed to provide controlled D65 illumination for professional visual colour assessment.
What is the colour temperature of VeriVide D65?
The VeriVide D65 Artificial Daylight Tube has a correlated colour temperature of 6500K.
What is the CRI of VeriVide Original D65 Tube light ?
The official VeriVide specification lists the D65 lamp with CRI 98.
What lengths are available?
The official specification lists 600 mm, 1200 mm and 1500 mm versions.
What are the wattages?
The listed versions are 18W, 36W and 58W, corresponding respectively to 600 mm, 1200 mm and 1500 mm lengths.
Is VeriVide Original D65 Tube light suitable for textile colour matching?
Yes. D65 standardized daylight is widely used in controlled visual colour assessment, including textile and garment applications. VeriVide specifically describes D65 as being specified for applications where colour consistency and quality need to be maintained.
Why should I use Original VeriVide D65 instead of an ordinary 6500K tube?
A tube being labelled “6500K” does not by itself make it a standardized VeriVide D65 colour-assessment lamp. Professional colour assessment depends on the characteristics of the light source, not only its nominal colour temperature. VeriVide's D65 lamp is designed and specified as an artificial daylight source for standardized colour assessment.
When should the D65 lamp be replaced?
VeriVide recommends replacement after approximately 2000 hours or one year of use to maintain reliable assessment conditions.
Can this lamp be used in any T8 fixture?
Not necessarily. Compatibility with the fixture, ballast, electrical requirements and intended application should be checked before installation.
Product Applications
VeriVide D65 Artificial Daylight Tube Light is suitable for:
- Textile Testing Laboratory
- Garment Factory
- Dyeing Factory
- Fabric Inspection
- Colour Matching Laboratory
- Quality Control Laboratory
- Buying House
- Apparel Industry
- Printing Industry
- Packaging Industry
- Plastic Industry
- Paint Industry
- Product Inspection
- Colour Assessment Cabinet
- Viewing Cabinet
- Visual Inspection System
Why Buy VeriVide D65 from MAAM TEX?
MAAM TEX supplies textile testing instruments, laboratory equipment, colour assessment products and related consumables for textile and garment industries.
For customers requiring VeriVide Original D65 Artificial Daylight Tube Light, we can provide the appropriate specification based on your existing equipment, required tube length and application.
Before placing an order, please provide:
- Required quantity
- Tube length – 600 / 1200 / 1500 mm
- Existing machine/cabinet model, if applicable
- Required wattage
- Photo of the existing tube, if available
This information helps ensure that the correct replacement lamp is supplied.
Ordering Information
Product:
VeriVide Original D65 Tube Light – Artificial Daylight
Available Options:
600D65
600 mm / 18W / T8 / 6500K / CRI 98
1200D65
1200 mm / 36W / T8 / 6500K / CRI 98
1500D65
1500 mm / 58W / T8 / 6500K / CRI 98
current stock Available
Conclusion
The VeriVide Original D65 Tube Light – Artificial Daylight is a professional standardized daylight source for controlled visual colour assessment. With 6500K colour temperature and CRI 98, it is designed for applications where colour consistency, repeatability and accurate visual evaluation are important.
For textile and garment manufacturers, dyeing factories, testing laboratories, buying houses and quality-control departments, a standardized D65 lighting environment can help create more consistent colour evaluation conditions and reduce problems associated with variable natural daylight.
For compatible VeriVide equipment and professional colour assessment applications, selecting the correct Original VeriVide D65 lamp is important for maintaining the intended lighting conditions of the system.
HTHP Glycerin bath dyeing machine
HTHP Glycerin Bath Dyeing Machine
HTHP dyeing machine
- High Temperature Capability - Operates up to 140°C or more, ideal for disperse dyeing of polyester which requires elevated temperatures.
- Glycerin as Heat Transfer Medium - Glycerin allows for precise and uniform heating beyond the boiling point of water, without pressure buildup as in steam-based systems.
- Small Sample Dyeing - Used for lab-scale dyeing of fabric or yarn samples (commonly 5–10 g per tube), useful in R&D or color matching.
- Multiple Sample Capacity - Usually has multiple dyeing tubes/chambers for simultaneous dyeing of several samples under identical conditions.
- Accurate Temperature and Time Control - Digital or microprocessor-based controllers regulate temperature, heating rate, and timing precisely.
- Uniform Dyeing - Ensures even dye penetration due to consistent heat distribution and controlled rotation or agitation.
- Energy Efficient Glycerin’s heat retention reduces energy consumption compared to steam systems.
- Compact and Durable Design - Bench-top design, made from stainless steel and heat-resistant components for long life and lab use.
- Uniform Heating with Glycerin - Glycerin provides consistent heat transfer, ensuring even dye uptake and minimizing shade variation.
- Energy Efficient- Glycerin retains heat longer, reducing energy consumption compared to traditional steam-based dyeing.
- Accurate Process Control - Precise temperature and time control enhance reproducibility and dyeing consistency.
- Ideal for Lab and Sample Work - Perfect for R&D, shade matching, and recipe development with small fabric or yarn samples.
- Multi-Sample Dyeing - Allows multiple samples to be dyed simultaneously under identical conditions, saving time and effort.
- Compact and Safe - Bench-top design fits in laboratories and is safer than high-pressure steam systems.
- Low Maintenance - Simplified operation and fewer mechanical parts compared to steam-based systems lower upkeep needs.
- Faster Dyeing Cycles- Glycerin heats and cools quickly, reducing overall dyeing time.
- High-Temperature Operation - Capable of dyeing up to 140–150°C, suitable for synthetic fibers like polyester.
- Glycerin as Heat Medium - Uses glycerin for uniform, efficient heat transfer without generating high steam pressure.
- Multiple Dyeing Chambers - Usually equipped with 6–24 tubes for simultaneous multi-sample dyeing under identical conditions.
- Digital Temperature Controller- Offers precise control of temperature, time, and heating rate with programmable settings.
- Compact and Lab-Friendly Design - Bench-top model, easy to operate in laboratory environments with limited space.
- Stainless Steel Construction - Corrosion-resistant and durable for long-term, high-temperature operation.
- Safety Features - Includes over-temperature protection and thermal insulation to prevent heat loss and ensure operator safety.
- Agitation or Sample Rotation- Some models offer rotation or agitation for uniform dye penetration.
- Energy Efficient Heating - Glycerin’s heat retention improves energy efficiency over water- or steam-based systems.
- Low Maintenance - Simplified mechanical system reduces the need for frequent servicing.
