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Type D7 Xray Crawler Industrial X Ray Film HUATEC

Type D7 Xray Crawler Industrial X Ray Film HUATEC
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Material: PET
Type: D7
Name: Industrial X-Ray Film
Size: Any Size
Package: Vacuum Packing
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xray crawler industrial x ray film


industrial x ray film d7


industrial x ray film HUATEC

Basic Infomation
Place of Origin: Beijing
Brand Name: HUATEC
Certification: ISO, CE, GOST
Model Number: Radiation film D7
Payment & Shipping Terms
Packaging Details: Standard export package
Delivery Time: 1-4days
Payment Terms: T/T, Paypal, Western Union
Supply Ability: 5000000pcs per month
Product Description

High Sensitivity, High Contrast, High Definition Industrial X-Ray Film D7 X-Ray Crawler


Product name and model specification

Model Specification



356mm×432mm(14in.×17in.),305mm×381mm(12in.×15in.),260mm×360mm (10in. ×14in.),70mm×300mm,80mm×150mm,80mm×240mm,80mm×300mm,80mm×360mm, 100mm×356mm,195mm×275mm,70mm×200m,80mm×100m,80mm×200m

Other specifications and packing capacity can also be provided according to customer requirements.


Features and uses

Industrial X-ray film is a kind of high resolution and high image resolution film which is widely used in nondestructive flaw detection. The film has high sensitivity, high contrast, high definition,


It can be directly or with lead sensitization screen for X or γ ray exposure. It is suitable for electronic components, synthetic materials, casting and casting, welding, etc.


NDT testing for shipbuilding, national defense and nuclear industry, aerospace and aviation industry, etc. Using blue polyester sheet base, two sides coated with emulsion layer, layer and


Protective layer. This film has rich layers, high image resolution and good definition. This film can be processed at room temperature, also can be processed by high temperature machine.


Features and uses

Type D7 Xray Crawler Industrial X Ray Film HUATEC 0  GB/T19348.1 EN 584.1 ASTME 1815-08 ISO 11699-1
D4,D4-D,H4 C3 C3 C3
D5,D5-D C4 C4 C4
D7,LA400,D7-D,H7,H7-D C5 C5 C5


Product performance

Name of index unit D4,D4-D H4 LA400 D5,D5-D D7,D7-D,H7,H7-D
Density of fog --  ≤0.10 ≤0.10 ≤0.10 ≤0.10 ≤0.12
Contrast factor “r” --  ≥4.0 ≥3.0 ≥3.2 ≥4.0 ≥3.5
ISO “S” --  ≥1.5 ≥1.0 ≥0.6 ≥1.5 ≥2.0
Alkali soluble time Minutes ≥10
Scratch resistance in processing N ≥0.8

Safety lighting and washing processing

The safety operating light in the darkroom of this film is a crimson safety light with a 15W bulb. When the film is used for unsealing, the lamp distance is generally above 1.2 meters. Cumulative illumination time


No more than 40 minutes. The exposed sample should be flushed within 2h. The washing process is shown in the table below.

Flush the way Other countries Temperature / ℃ Development time /min Fixed time /min Dry / ℃ transshipment

Manual D-19b 20±0.5 5±1 10 Natural drying 300
Machine wash G-30 29±1 1.5~2 2 45~55



Applications :
This film is suitable for different NDT applications such as: medium thickness heavy metals and alloys, fairly thick light metals and alloys, and also suitable for NDT of heavy metal parts having thick section when exposed with high-energy radiation. The film is especially suited to high temperature automatic processing. This product is compatible with international norms.

  • Welding and casting
  • Defense industry 
  • Aerospace and aircraft industry
  • Composite materials 
  • Multiple film techniques


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Get in touch with us
Contact Person : JingAn Chen
Tel : 8610 82921131,86 13261934319
Fax : 86-10-82916893
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