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ASTM D4991 Vacuum Leak TesterFor Rigid Bottles, Containers & CapsManufactured by Burhani Engineering Technology
The ASTM D4991 Vacuum Leak Tester by Burhani Engineering Technology is a precision-engineered instrument designed to evaluate the seal integrity, closure performance, and leak resistance of rigid containers, plastic bottles, jars, and caps.
Following the standardized procedure of ASTM D4991, this system identifies closure failures, micro-leaks, cap-backoff issues, and structural weaknesses under controlled vacuum conditions.
Ideal for beverage, pharmaceutical, chemical, cosmetic, agrochemical, and food-packaging industries, this tester provides accurate, repeatable, and reliable results required for quality control and packaging validation.
Key Features
Compliant with ASTM D4991 – Vacuum Leak Testing for Rigid Containers
Heavy-duty vacuum chamber suitable for PET, HDPE, PP & glass containers
Transparent acrylic lid for visual monitoring
Adjustable vacuum level & hold time
Digital or Touchscreen Controller (Optional)
High-precision vacuum pump for fast evacuation
Corrosion-resistant SS-304 body construction
Quick-clamp lid mechanism for easy loading
Low maintenance and long operational life
Suitable for bottles, jars, rigid containers & caps
Applications
Rigid PET / HDPE Bottles
Chemical & Agrochemical Containers
Cosmetic Jars & Caps
Food & Beverage Bottles
Pharma Bottles & Closures
Household & Industrial Bottling
Technical Specifications
| Testing Standard | ASTM D4991 – Vacuum Leak Test for Rigid Containers |
| Vacuum Range | 0 – 600 mmHg (Customizable up to 760 mmHg) |
| Vacuum Accuracy | ±1% of Full Scale |
| Vacuum Hold Time | 0–999 sec (Adjustable) |
| Control Interface | Digital / PLC Touchscreen (Optional) |
| Chamber Material | Acrylic Lid + SS-304 Chamber |
| Chamber Size Options | 300×300×300 mm / 400×300×350 mm / Custom sizes |
| Sealing Mechanism | High-strength Silicone Gasket |
| Pressure Release | Automatic Vacuum Release Valve |
| Power Supply | 230 V AC, 50 Hz |
| Power Consumption | 150–300 W (model dependent) |
| Body Construction | Stainless Steel 304 Heavy-Duty Fabrication |
| Included Accessories | Vacuum pump, sample holder, hoses |
Benefits of Burhani Engineering Technology
Highly durable, industry-grade build
Custom chamber sizes available
Easy to operate & calibrate
Accurate, repeatable test results
Excellent after-sales support and service
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