Technical Parameters Model JIDI-18R Max. Speed 18800r/min Max. RCF 29787×g Timing range 0 ~99min59s/0-99h59min Speed Accuracy ±20r/min Operating temperature -20℃~+40℃ The power supply AC 220V 50Hz 15A noise ≤55dB(12000rpm,24*1.5ml) Weight 64Kg Size (L x W x Hmm) 535×650×365mm（L×W×H） Performance Features Compatible Rotors The serial number Rotor max speed Max.RCF(×g) Max volume (ml) NO.1 Angle rotor 18800 24300 12X1.5ml NO.2 Angle rotor 17500 29787 24×1.5/2.2ml NO.3 Angle rotor 14000 19721 36×1.5ml NO.4 Angle rotor 13000 16910 12×10ml NO.5 Angle rotor 14500 16278 12×10ml NO.6 Angle rotor 11000 14339 12x15ml NO.7 Angle rotor 10000 11739 6x50ml NO.8 Angle rotor 9000 9961 4×100ml Product Details All images are taken from actual products.

Technical Parameters Model JIDI-21R Max Speed 21800rpm Max Rcf 33289xg Timing range 0 ~99min59s/0-99h59min Speed precision ±50r/min Operating temperature -20℃~+40℃ Rate of addition/subtraction 0~9 File Power Supply AC 220V 50Hz 15A noise ≤55dB(12000rpm,24*1.5ml) weight 64Kg Size (L x W x Hmm) 535×650×365mm（L×W×H） Performance Features Adopts ultra-high precision drive head motor structure with latest technology, ultra-quiet, high performance and reliability. Drive head and shaft are made of super alloy with high rigidity. Drive head matches fixed angle rotor with high precision; rotor can be installed or removed manually without tools. Rotor automatic intelligent identification, automatic imbalance detection and rotor self-inspection ensure safe and reliable operation. Drive head and fixed angle rotor adopt aerospace-grade super alloy composite material, resistant to all corrosive organic solvents and samples, lifetime warranty. Centrifugal chamber is made of stainless steel ultra-composite alloy, permanently resistant to all corrosive samples or solvents, durable with lifetime warranty. Surface performance: hardness ≥ 2300HV, smoothness ≤ 0.04, no damage after 100-hour salt spray test. Customized three-stage buffer hydraulic lid rod with dust cover, ensuring smooth and durable lid opening. 7-inch HD touch screen intelligent system displays speed, running time, temperature, acceleration/deceleration levels, rotor model, max. speed, max. RCF, lid status, real-time date…