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DD-300 Digital Precision Durometer

Made in GermanyOur new DD-300 Durometer range takes rubber / plastic hardness testing to the next level.

This DD-300 hardness tester has been designed to have almost no internal friction and therefore meets the highest quality standards.

The entire internal movement is guided by bearings and makes this one of the best digital durometers available today.

The DD-300 Durometer is available in Shore A, C, D, O, OO, AO, DO and Asker C.

  • Highly accurate and repetitive
  • Measuring modes:
    • Continuous Mode
    • Peak Mode
    • Timer Mode
  • Timer function to take measurement after (0-15) seconds.
  • Conform to DIN ISO 7619-1, ISO 868, ISO 7619-1 and ASTM D 2240
  • No internal friction due to precision engineered bearing system for internally moving parts.

360 degree photo

Selection guide for Durometers

Operating Principle

Related Products

OS-300-2 Durometer Test Stand

  • Shock free lowering & integrated crash ring
  • Durometer weight shore D optional available
  • Meets the requirements of international norms: DIN 53505, ISO 868, ISO 7619, ASTM D 2240

More details

OS-300-2 Durometer Test Stand

HB-TBK-A Shore A Test Block Kit

  • 7 test blocks: shore range 30 to 90
  • According to ISO 48-4:2018
  • Calibration Certificate

More details

HB-TBK-A Shore A Test Block Kit

HB-TBK-D Shore D Test Block Kit

More details

HB-TBK-D Shore D Test Block Kit


Complete Kit

The DD-300 Durometer is supplied with:

  • a plastic foam fitted case
  • an (100 - 240) AC power supply
  • a manual
  • a calibration certificate
  • a battery

Measuring range0.5 - 100 units
DisplayLCD digit 8 mm high
Data Output PortOpto RS232
Battery Rechargeable 3.6V 1/2AA Size LI-SOCl2
Continuous Operating Time BatteryApprox. 18 hours
Auto OffAfter approx. 1 minute
Power SupplyInput - 100-240 VAC
Output: 5 VDC 650mA
(Height x Width x Depth)
112 x 64 x 26 mm
Weight (net)250 g
Warranty1 year
Accuracy± 0.5

Conformance to International Standards
Model ASTM D2240 DIN 53505 ISO 868 ISO 7619
Type Indenter Shape Force
A Flat cone point, 35º Included Angle
Soft rubber, plastics, and elastomers, printer's rolls.
822 Gr
B Sharp cone point, 30º Included Angle
Harder elastomers and plastics. Paper and fibrous materials, Use above 93 Duro A.
822 Gr
C Flat cone point, 35º Included Angle
Medium hard elastomers and plastics. Also useful to avoid surface marks.
4536 Gr
D Sharp cone point, 30º Included Angle
Hard rubber and plastics such as thermoplastics, flooring and bowling balls.
4536 Gr
DO 3/32" Spherical
Dense granular material, textile windings.
4536 Gr
O 3/32" Spherical
Very soft elastomers, textile windings, soft granular materials. Use below 20 Duro A.
822 Gr
OO 3/32" Spherical
Light foams, sponge rubber gels, animal tissue.
113 Gr

Buy Now

DD-300-A Digital Durometer type A
€ 1.914,00 
DD-300-C Digital Durometer type C
€ 1.914,00 
DD-300-D Digital Durometer type D
€ 1.914,00 
DD-300-O Digital Durometer type O
€ 1.914,00 
DD-300-OO Digital Durometer type OO
€ 1.978,00 
DD-300-DO Digital Durometer type DO
€ 1.914,00 
DD-300-ASKER-C Digital Durometer type Asker C
€ 1.978,00 

DD-300-OS adapter for DD-300 Series to OS-300 Test Stand
€ 22,00 
DD-300-SOFT Software for DD-300 Series Durometer
€ 710,00 
HB-TBK-A Shore A Test Block Kit (7 blocks) ISO 48-4
€ 466,00 
HB-TBK-D-ISO Shore D Test Block Kit (3 blocks) - ISO 48-4
€ 390,00 
DD-300-SOFT Software for DD-300 Series Durometer, additional licence
€ 192,00 
All mentioned prices are excluding VAT & excluding shipment costs.
Availability: Available: 1 - 3 days, Delivery time: 1 - 3 weeks, special order request