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Buffer Ring Seals

DingZing DZ? buffer rings help to reduce pressure spikes and are designed to be used in conjunction with rod seals.

Mechanical Properties
  • ? Material: TPU + PA
  • ? Specific Gravity (ASTM D792): 1.20
  • ? Hardness (ASTM D2240): 95
  • ? Tensile Strength (ASTM D412): 317
  • ? 100% Modulus (ASTM D412): 110
  • ? 300% Modulus (ASTM D412): 170
  • ? Compression Set 70h/70oC (ASTM D395B): 34
  • ? Compression Set 70h/100oC (ASTM D395B): 56
Oil Resistance
  • ? Testing Oil: Hydraulic Oil 46#
  • ? Testing Temperature (oC): 100
  • ? Testing Time (Hour): 100
  • ? Hardness Variation (Shore A): -1
  • ? Tensile Strength Variation (%): -4
  • ? Volume Variation (%): +0.08
Working Conditions
  • ? Max. Working Pressure: 40 Mpa
  • ? Working Speed: 0.03 ~ 0.5 m/sec
  • ? Working Temperature: -20oC ~ 100oC
 
Type Section Material

Hardness

(Shore A)

Adaptable

Temp oC

D-10 TPU + PA 95 -20oC ~ 100oC

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2019年七十期幽默玄机