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Dust Wiper Seals

DingZing offers 6 types of DZ® dust wipers: D-9, DH, DH-03, DH-04, DH-05, and DH-07. Our dust wipers are effective at keeping dirt and dust away.

Mechanical Properties
  • • Material: TPU
  • • Specific Gravity (ASTM D792): 1.20 (D-9), 1.19
  • • Hardness (ASTM D2240): 95 (D-9), 93
  • • Tensile Strength (ASTM D412): 317 (D-9), 276
  • • 100% Modulus (ASTM D412): 110 (D-9), 100
  • • 300% Modulus (ASTM D412): 170 (D-9), 191
  • • Compression Set 70h/70ºC (ASTM D395B): 34 (D-9), 42
  • • Compression Set 70h/100ºC (ASTM D395B): 56 (D-9), 56
Oil Resistance
  • • Testing Oil: Hydraulic Oil 46#
  • • Testing Temperature (ºC): 100
  • • Testing Time (Hour): 100
  • • Hardness Variation (Shore A): -1 (D-9), 0
  • • Tensile Strength Variation (%): -4 (D-9), -5
  • • Volume Variation (%): +0.08 (D-9), +0.12
Working Conditions
  • • Working Speed: 0.03 ~ 0.5 m/sec
  • • Working Temperature: -20ºC ~ 100ºC
 
Type Section Material

Hardness

(Shore A)

Adaptable

Temp ºC

D-9 TPU 95 -20ºC ~ 100ºC
DH TPU 93 -20ºC ~ 100ºC
DH-03 TPU 93 -20ºC ~ 100ºC
DH-04 TPU 93 -20ºC ~ 100ºC
DH-05 TPU 93 -20ºC ~ 100ºC
DH-07 TPU 93 -20ºC ~ 100ºC

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