ASTM D2444 Drop Hammer Test Equipment for Impact Strength Measurement of Plastic Pipes, Non-Metallic Materials, Ceramics and Glass
Product Overview
The ASTM D2444-compliant High-Precision Drop Hammer Impact Tester is engineered for impact performance evaluation of non-metallic materials, including plastics, glass, ceramics, and similar substrates. This premium precision instrument quantifies the impact strength of target materials, delivering reliable data to characterize material toughness and anti-impact capabilities.
The tester enables comparative impact testing on materials with identical composition or specifications, facilitating objective quality consistency assessment across batches or production runs. It is fully compatible with two industry-recognized testing methodologies: the transfer method and gradient method, catering to diverse technical requirements in non-metallic material impact analysis.
Compliance Standards
Meets ASTM D2444, ISO4422, ISO3127, BSEN1411 and BSEN744 standards.
Key Features
- Three-Tier Safety Protection System: Primary sample chamber door safety interlock, secondary optional observation window safety guard, and tertiary upper/lower limit safety protection
- High-Speed Lifting Performance: 250 mm/s lifting speed with high-torque stepper motor
- Intelligent Precision Hovering: Multi-stage speed control algorithm for smooth hammerhead deceleration
- Optimized Drop Pipe Design: 3D-modeled with exhaust ports and enhanced reinforcement structure
- Pneumatic Hammer Mechanism: 300N long-stroke dual-cylinder with cowhide tendon plate hammer face
- Integrated Modular Design: Standardized aluminum alloy profile assembly with 7-inch Delta touch screen
- Premium Component Quality: Adker cylinders, Delta touch screens/PLCs, and Taiwan Mean Well power supplies
- Advanced Automated Operation: Full-process automation including automatic calibration and impact execution
Technical Specifications
| Model |
XJL-450M |
| Ambient Temperature |
10℃-35℃ |
| Drop Hammer Quality |
0.5kg-6kg |
| Hammer Diameter |
D25mm, D90mm (customizable) |
| Height of the Fall |
30mm-2000mm, error≤±2mm |
| Sample Diameter |
Φ16mm-Φ450mm (customizable) |
| Impact Center Deviation |
≤2mm |
| V-Type Supporting |
120° |
| Power Source |
220VAC±10% |
| Dimensions |
750mm*720mm*3650mm |
| Net Weight |
320kg |
Standard Configuration
| Name |
Quantity |
| Host |
One set |
| Electric Cabinet |
One set |
| Hammer Body |
One set |
| Power Line |
One piece |
| V-Type Supporting |
Two pieces |
| Operating Tool (Wrench) |
One set |
Frequently Asked Questions
What safety protection mechanisms does the drop hammer impact tester adopt to ensure operational security?
The tester features a three-tier safety protection system: primary sample chamber door safety interlock, secondary optional observation window safety guard, and tertiary upper/lower limit safety protection. Additional safeguards include leakage protection, anti-short circuit, and misoperation avoidance across electrical, mechanical, and software layers.
What is the lifting speed of the tester, and how does it improve testing efficiency?
Powered by a high-torque stepper motor, the tester achieves a maximum lifting speed of 250 mm/s, completing a 0-to-2-meter elevation in just 8 seconds. This rapid performance significantly reduces test cycle time for high-volume material impact testing workflows.
What automated functions does the instrument offer to ensure testing accuracy and consistency?
The tester features full-process automation including automatic zero-point calibration, pneumatic automatic hammer release, automatic impact execution, and integrated test cycle completion. The multi-stage speed control algorithm ensures precise hammerhead positioning without deviation.
How is the drop pipe designed to optimize testing performance and durability?
The drop pipe is engineered with dedicated exhaust ports to minimize wind resistance during hammer free-fall. It incorporates enhanced reinforcement to prevent damage and deformation, while the pneumatic hammer mechanism eliminates cable fatigue and leakage issues common in traditional designs.