Blackboard Shaker
The Blackboard Shaker is a precision instrument designed for evaluating the appearance quality of yarns. It shakes yarns of specified density across a blackboard surface, allowing standardized visual assessment and comparison. It is widely used in textile laboratories and quality control departments for yarn inspection.
Application
The Blackboard Shaker is suitable for:
Quality control in textile manufacturing
Laboratory testing of yarn uniformity and appearance
Inspection of spun yarns before weaving or knitting
Comparative evaluation of yarn density, thickness, and consistency
Educational and research purposes in textile studies
Supporting textile standard compliance testing
It is compatible with various yarn types, including cotton, wool, synthetic, and blended fibers.
Standards
GB/T 999 – Test methods for textile yarn
GB/T 398 – General rules for textile testing
GB/T 5324 – Test method for yarn appearance
FZ/T 32004 – Test methods for yarn twist and density
FZ/T 32005 – Yarn appearance quality evaluation
Features
(1) Adjustable blackboard for different yarn densities.
(2) Precise shaking mechanism to ensure consistent yarn movement.
(3) Compact, stable structure for reliable operation.
(4) Easy-to-read blackboard surface for visual inspection.
(5) Low power consumption, suitable for laboratory use.
Parameters
| Parameter | YG381 | YG381M |
|---|---|---|
| Blackboard Size | 250 × 220 mm | 250 × 220 mm |
| Yarn Density | 7, 9, 11, 13, 15, 19/cm | 35, 45, 55, 65 /10cm |
| Outline Size (L×W×H) | 620 × 370 × 340 mm | 620 × 370 × 340 mm |
| Power Supply | AC 220V, 40W | AC 220V, 40W |
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