High Pressure Automatic Paper Bursting Strength Tester ULB-P21 from China Suppliers and Factory for Quality Assurance
Application
The ULB-P21 High Pressure Automatic Bursting Strength Tester represents the cutting-edge in material testing technology, engineered to deliver precise bursting strength measurements for a wide range of packaging materials.
Perfect for testing the bursting strength of cartons, paperboard, corrugated board, cigarette packets, beer cases, shoeboxes, milk cartons, plastic hollow plates, leather, fabric, and high-strength aluminum or copper foil.
Features
- Intelligent Parameter Management: Automated parameter testing, transformation, adjustment, memory storage, and printing functions.
- Effortless Parameter Control: Easily set, change, and save testing parameters for different materials.
- User-Friendly Interface: paper bursting machine touch screen controls with intuitive navigation.
- Real-Time Statistical Analysis: Built-in data processing automatically calculates mean values, standard deviation, and coefficient of variation.
Key Specification
| Model | ULB-P21 |
| Standards | ISO2759, GB/T 1539, GB/T 6545, TAPPI T807, TAPPI T810, JIS P8131 |
| Testing Range | 150-5600kpa |
| Testing Accuracy | 0.01kpa |
| Accuracy Rating | ≤0.5% |
| Deformation Error | ≤1mm |
| Oil Feeding Speed | 175±5ml/min |
| Dia. of Upper Plate | 31.5±0.1mm |
| Dia. of Lower Plate | 31.5±0.1mm |
| Intensity of Pressure (Rubber Diaphragm) | 170-220kpa, when it at 10±0.2mm |
| Holding Force | 0-1200kpa (adjustable) |
| Units | kpa, kg/cm2, lb/in2 |
| Printer | Thermal printer |
| Dimension | 410×410×620mm |
| Weight | 45kg |
Frequently Asked Questions
The ULB-P21 is designed for testing the bursting strength of cartons, paperboard, corrugated board, cigarette packets, beer cases, shoeboxes, milk cartons, plastic hollow plates, leather, fabric, and high-strength aluminum or copper foil.
This testing machine complies with multiple international standards including ISO2759, GB/T 1539, GB/T 6545, TAPPI T807, TAPPI T810, and JIS P8131.
It features a testing range of 150-5600kpa, with a testing accuracy of 0.01kpa and an overall accuracy rating of ≤0.5%.
Yes, it features automated parameter testing, transformation, adjustment, memory storage, and has a built-in thermal printer for direct physical data output.
The ULB-P21 supports three standard units of measurement: kpa, kg/cm2, and lb/in2, which can be easily managed via the touch screen control panel.





