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Testing Instruments > Rubber Testing Instruments

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Portable Vibration Calibrator LD-LPVC-A10

Frequency (continually adjustable) : 10 Hz to1280 Hz + 0.01 %

Amplitude acceleration ( at 30m/s2 pk ) : 40 Hz to 320 Hz + 0.3 dB + 1 digit

Amplitude velocity ( at 25mm / sec pk ) : 40 Hz to 320 Hz + 0.5dB +1 digit

Amplitude displacement ( at 50 μm pk-pk ) : 40 Hz to 320 Hz + 0.5 dB + 1 digit
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Digital Brinell hardness Tester LD-TDBH-A10

Test force : 612.5 N, 980 N, 1225 N

Brinell hardness test : 1837.5 N, 2450 N, 4900 N/7350 N, 9800 N, 14700 N/29400 N

Hardness measuring area : 8 to 650 HBW (hard metals steel ball)

Hardness indication : Digital display
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Digital low load Vickers Hardness tester LD-TDVH-A10

Test force : 9.8 N, 49 N, 98 N, 196 N, 294 N, 490 N

Hardness value symbol : HV1, HV5, HV10, HV20, HV30, HV250

Error range in display : ± 3.0 %, ± 2.0 %

Hardness indication : Digital display
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Rockwell hardness meter LD-TRHM-A10

Preliminary test force : 98 N

Total test force : 588, 980, 1471 N

Total test force dwell time : 0 to 30 S

Hardness indication : Analogue display
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Rockwell hardness meter LD-TRHM-A11

Preliminary test force : 98 N

Total test force : 588, 980, 1471 N

Total test force dwell time : 1 to 30 S

Hardness indication : Digital display
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Rockwell hardness meter (motorized type) LD-TRHM-B10

Preliminary test force : 98 N

Total test force : 588, 980, 1471 N

Brinell hardness test : 306, 613, 1839 N

Vickers hardness test : 294, 588, 980 N
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Benchtop gloss meter LD-TBGM-A10

Test angle : 60°

Gloss aperture : 2 × 3 mm

Measurement range : 0 to 1000 GU

Repeatability : 0.2 GU (0 to 100 GU), 0.2 % GU (100 to 1000 GU)
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Gloss meter LD-TGM-A10

Test angle : 60°

Test light spot : 60°, 9×15 mm

Measurement range : 60°, 0-1000 GU

Resolution : 0.1 GU
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Gloss meter LD-TGM-A11

Test angle : 20°, 60°, 85°

Test light spot : 20°: 10×10 mm 60°: 9×15 mm85°: 5×38 mm

Measurement range : 20°: 0-2000 GU 60°: 0-1000 GU 85°: 0-160 GU

Resolution : 0.1 GU
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Whiteness and chromaticity tester LD-TP-A10

Sample (size) length : Diameter ≥30 mm, Thickness ≤ 40 mm

Measurement mode : Diffuse reflection factor Rx, Ry, Rz, stimulus value Y10, X10, Z10, chromaticity coordinates x10, y10, z10; lightness L *, chroma a * b *, chroma C *

Stability : ≤ 0.1 within 30 min

Accuracy : Chromaticity co-ordinate 0.0001
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Whiteness meter LD-TP-A11

Sample (size) length : Diameter ≥30 mm, Thickness ≤ 40 mm

System : D/0 lighting geometrical viewing conditions, diffuser diameter (d) 150mm, testing hole diameter 30mm

Light source : D65 as illuminating source

Zero drift : ≤ 0.1 %
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Tensile Stiffness Tester LD-TP-B10

Sample (size) length : 38×70 mm

Measuring range : (1-500) mN.m (divided into 7 small ranges)

Indication error : 0.02

Test speed : (200° ± 20°)/ min
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Automatic horizontal tensile tester LD-TP-B11

Sample (size) length : 90 to 200 mm

Sample width : 15 mm, 25 mm, 50mm

Measuring range : 0 to 30, 0 to 100 N,0 to 300 N

Accuracy : ± 1 %
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Automatic horizontal tensile tester LD-TP-B12

Sample (size) length : 180 mm (180, 150, 100, 90, 50 mm adjustable)

Sample width : 15 mm

Measuring range : 0 to 30, 0 to 100 N,0 to 300 N, 0 to 500 N, 0 to 1000 N

Accuracy : ± 1 %
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Vertical tensile tester LD-TP-B20

Sample (size) length : 0 to 200 mm adjustable

Sample width : 15 mm

Measuring range : 0 to 30 N (tissue paper), 0 to 100 N,0 to 300 N, 0 to 500 N, 0 to 1000 N

Accuracy : ± 1 %
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Pulp beating (refining) freeness tester LD-TP-C10

Measurement range : 0 to 100° SR

Sealed testing speed : 100 ± 10 mm/s

Volume of distilled water : 1000 ± 5 ml

Draining time : 149 ± 1 s
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Water absorption tester LD-TP-C20

Measurement range : 0 to 200 mm

Specimen size : 15×250 mm

Division value : 1 mm

Number of specimen holders : 5
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Water absorption tester- Cobb Tester LD-TP-C21

Metal Cylinder inner area : (100 ± 0.2) cm2

Metal Cylinder height : 50 mm

Metal roller width : (200 ± 0..5) mm

Metal roller weight : (10 ± 0.5) kg
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COBB sample cutter LD-TP-C30

Sample diameter : 125 mm

Sample error : ± 0.2 mm

Sample Thickness : 0.1 to 1.0 mm

Dimension : 240×288×435 mm
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Coefficient of friction tester LD-TP-D10

Measurement range : 0.01 to 10 N

Slider weight : 200 g

Slider size : 63×63 mm

Testing accuracy : ± 2 %
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Electronic bending stiffness tester LD-TP-E10

Testing speed : 200° ± 20° / min

Test range : 1 to 10000 mN

Indicating Error : ± 1 %

Testing length : 5, 10, 15, 20, 25, 50 mm
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Paper and cardboard thickness meter LD-TP-E20

Measuring range : 0 to 4 mm

Accuracy : 0.01 or 0.001 mm

Gauge : Analogue gauge display

Contact pressure (to create false weight) : 100 ± 10 kPa
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Paper and cardboard thickness meter LD-TP-E21

Measuring range : 0 to 20 mm

Accuracy : 0.01 mm

Gauge : Analogue gauge display

Contact pressure (to create false weight) : 20 ± 0.5 kPa
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Ink rubber tester LD-TP-F10

Sample size (L*B) : 230×50 mm (can join short samples together)

Rub pressure : 20 ± 0.2 N

Friction speed : 43 times / min

Friction area (L*B) : 155×50 mm
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Standard strip cutter LD-TP-G10

Sample width : 15 mm

Sample maximum length : 300 mm

Parallelism : ≤ 0.1 mm

Dimension : 240×520×70 mm
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Softness tester LD-TP-H10

Measuring range : 10 to 1000 mN

Division value : 1 mN

Accuracy : ± 1%

Indicating Error : ≤ 0.5
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Carton compression tester LD-TP-I10

Measuring range : 0.1 to 10 kN

Indication error : < ± 1%

Platen Size : 500×500 mm (customized)

Operating stroke : 500 mm (customized)
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Carton compression tester LD-TP-I11

Measuring range : 1 to 50 kN

Indication error : < ± 1%

Platen Size : 800×800 mm/ 1000×1000 mm/ 1200×1200 mm/ 1500×1500 mm (customized)

Operating stroke : 800 mm/ 1000 mm/ 1200 mm/ 1500 mm (customized)
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Paper air permeability tester LD-TP-J10

Measuring range : 0 to 1000 ml/min

Test area : 10 ± 0.02 cm2

Area differential pressure : 1 ± 0.01 kPa

Inner diameter of grip ring : 35.68 ± 0.05 mm
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Paper air permeability tester TP-J10(B)

Sample Size : 50 x 50 mm

Bore Diameter of Fixture : 28.6 ± 0.1 mm (Area: 642 mm2)

Measuring Range : 0 ~ 100 ml (Scale 25 ml), 100 ~ 350 ml (Scale 50 ml)

Weight : 15 kgs
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Internal Ply bond Tester LD-TP-J11

Capacity : A: 20 to 500 J/m2 B: 500 to 1000 J/m2

Impact angle : 90°

Unit : Lb-ft/in2  J/m2

Error : A: ± 1 J/m2 B: ± 2 J/m2
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Puncture strength tester LD-TP-J12

Measuring range : A (1 to 6) J indicating error ± 0.05 JB (1 to 12) J indicating error ± 0.05 JC (1 to 24) J indicating error ± 0.05 JD (1 to 48) J indicating err

Frictional resistance :

Pyramid dimension : Three sides: 60×60×60 mm, height 25 ± 0.7 mm, Arris edge fillet radius 1.5 ± 0.1 mm

Dimension : 800×470×840 mm
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Paper tearing tester LD-TP-J20

Measuring range : 0 to 1000 mN

Resolution : 0.1 mN

Indication error : ± 1 %

Tearing arm : 104 ± 1 mm
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Electronic Tearing tester LD-TP-J21

Capacity : 10 -16000 mN

Resolution : 0.1 mN

Tearing arm : 104 ± 1 mm

Tearing angle : 27.5° ± 5°
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Mullen burst tester LD-TP-K10

Measurement range : 0 to 5600 kPa

Accuracy : ± 0.5 % F.S.

Compression speed : 170 ± 15 ml/min

Clamp pressure : ≥ 690 kPa
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Mullen burst tester LD-TP-K11

Measurement range : 0 to 1600 kPa

Accuracy : ± 0.5 % F.S.

Compression speed : 95 ± 5 ml/min

Clamp pressure : ≥ 430 kPa
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Crush tester LD-TP-L10

Measurement range : 5 to 500 N, 50 to 3000 N

Resolution : 1 N

Accuracy : ± 1 %

Variability : ≤ 1 %
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Bekk Smoothness tester LD-TP-L20

Measuring scope : ( 1 to 9999) s, divided in to (1 to 15) s, (15 to 300) s, (300 to 9999) s, the automatic (no. more than 200 s)

Accuracy : ±0.1 s within 300 s

Vacuum system volume (ml) : Bigger volume: 380 ± 1Smaller volume: 38 ± 1

Contact pressure : 100 ± 2 kPa
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Folding endurance tester LD-TP-M10

Measuring scope : 0 to 99999 s

Folding angle : 135° ± 2°

Tensile scope : 4.9 to 14.7 N

Folding head suture size : 0.25 mm, 0.50 mm, 0.75 mm, 1.00 mm
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Aging Oven LD-TAO-A10

The maximum temperature : 300°C

Temperature fluctuation : Within ± 0.5°C

Temperature uniformity : Within ± 1°C

Rotate speed of the turntable : 11 r/min to 12r/min, turntable dimension diameter: 285 mm
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Charpy/ Izod Impact Tester LD-TCI-A10

Impact Speed & Energy (charpy) : 2.9 m/s for 1J, 2J, 4J, 5J & 3.8 m/s for 7.5J, 15J, 25J

Impact energy (Izod) : 3.5 m/s for 1J, 2J, 4J, 5J, 7.5J, 15J, 25J

Resolution of impact energy : 0.001 J

Pendulum up angle : 160°
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Falling Weight Impact Tester LD-TFWT-A10

Temperature range : 10 to 35°C

Maximum falling height : 2000 mm

Resolution of displacement : 1 mm

Height error : < ± 2 mm
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Heat sealer LD-THS-A10

Seal temperature : Room temperature -250°C

Control accuracy : ± 0.2°C

Dwell time : 0.1 S to 999.9 S

Dwell pressure : 0.05 to 0.7 MPa
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Lasting adhesive tester LD-TLAT-A10

Standard roller : 2000 ± 50 g

Testing stations : 3

Dimension (L*W*H) tester : 320×210×550 mm (3 stations)

Weight for stations : 10 kg (3 stations)
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Lasting adhesive tester LD-TLAT-A11

Standard roller : 2000 ± 50 g

Testing stations : 6

Dimension (L*W*H) tester : 650×210×550 mm (6 stations)

Weight for stations : 15 kg (6 stations)
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Melt flow Indexer LD-TMFI-A10

Measuring range : 0.01 to 600.00 g/ 10 min (MFR), 0.01 to 600.00 cm/ 10 min (MVR), 0.001 to 9.999 g/cm (melt density)

Measuring rate : 0.001 S

Temperature range : 50 to 400°C

Temperature precision : ± 0.5°C
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Melt flow Indexer LD-TMFI-A11

Measuring range : 0.01to 600.00 g/ 10 min (MFR), 0.01 to 600.00 cm3/ 10 min (MVR), 0.001 to 9.999 g/ cm3 (melt density)

Measuring rate : 0.001 S

Temperature range : 50 to 400°C

Temperature precision : ± 0.5°C
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Notch Cutter LD-TNC-A10

Cutting tool distance : 16 mm

Cutting tool parameter Model A : 45°± 30’ & r=0.25 ± 0.025

Cutting tool parameter Model B : 45°± 30’ & r=1.0 ± 0.025

Cutting tool thickness Model C : H=2 ± 0.1 & r≤0.1
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Oxygen Index Tester LD-TOIT-A10

Resolution : 0.1 % O2

Measuring range : 0 to 100 % O2

Precision : ± 0.4 % O2

Response time : < 10 S
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Primary adhesive tester LD-TPAT-A10

Inclined adjustable angle : 0 to 40°

Panel width : 120 mm

Test area width : 80 mm

Standard steel balls : 1/32 to 1 inch
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Vicat softening temperature & HDT machine LD-TVHT-A10

Operating temperature : Ambient temperature to 300°C

Heating rate : 50°C/ h (5 ± 0.5°C/ 6 min) , 120°C/ h (12 ± 1°C/ 6 min)

Maximum temp. error with heating speed : ± 5°C under 50°C/ h, ± 1°C under 120°C/ h

Range of deformation : 0 to 10 mm
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Vacuum Leak Tester LD-TVLT-A10

Vacuum degree : 0 to 90 KPa

Accuracy : 1 % FS

Resolution : 0.1 KPa

Vacuum chamber effective size : 270 × 210 mm
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Soil water hardness meter LD-TSHM-A10

Maximum load : 100 kg ( kg and N can be switched automatically)

Resolution : 0.01 g

Accuracy : ± 0.5 %

Measuring depth : 0 to 40 mm
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Soil water hardness meter LD-TSHM-A11

Maximum load : 100 kg ( kg and N can be switched automatically)

Resolution : 0.01 g

Accuracy : ± 0.5 %

Measuring depth : 0 to 450 mm
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Soil moisture meter LD-TSMM-A10

Measurement range : 0 to 80 %

Resolution : 0.1

Accuracy : ± 2 % n (non-saturation condition)

Needle : 280 mm
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Soil moisture meter LD-TSMM-A11

Measurement range : 0 to 90 %

Resolution : 0.1 or 0.01

Accuracy : ± 5 % n (non-saturation condition)

Needle : 235 mm
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Soil moisture meter LD-TSMM-A12

Measurement range : 0 to 60 %

Resolution : 0.1

Accuracy : ± 5 % n (non-saturation condition)

Needle : 280 mm
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Soil nutrient tester LD-TSNA-A10

Measuring range : 0.001 to 9999

Stability : A (absorbency of light)

Linearity error :

Repeatability error : A (absorbency of light)
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Soil nutrient tester LD-TSNA-A11

Measuring range : 0.001 to 9999

Stability : A (absorbency of light)

Linearity error :

Repeatability error : A (absorbency of light)
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Soil Salinity tester LD-TSST-A10

Salinity Measurement range : 0.00 to 19.99 ms/cm

Measuring accuracy : EC ± 2% full scale

Temperature Measurement range : -5 to 50°C

Temperature accuracy : ± 0.5°C
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Soil Water potential tester LD-TSWT-A10

Measuring range : 0 to 100 kPa

Resolution : 0.01 kPa

Accuracy : ± 1 kPa

Soil temperature measuring range : -55 to 105°C

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