Comprehensive Certification: Meets GB/T2543.1, GB/T2543.2, ISO 2061, BS 2085, ASTM D1422, and CE standards.
Wide Twist Testing Range: Tests twist range from 1 to 9999.9 twist/10cm with high precision.
Flexible Testing Methods: Supports direct counting, double untwist-retwist, and thrice untwist-retwist methods.
Adjustable Parameters: Features adjustable rotate speed (100-200r/min) and pre-tension (0.5-171.5 cN).
Multiple Specimen Lengths: Accommodates specimen lengths of 10, 25, 50, 100, 200, 250, and 500mm.
12-Month Warranty: Includes free spare parts for product problems excluding consumables and man-made damages.
24/7 Technical Support: Professional team resolves issues within 24 hours via email or video guidance.
Optional ISO 17025 Certificate: Provides optional third-party calibration certificate or free UTS certificate.