Sr550u Easy to Process and Demold, Not Sticky to Rolls High quality/High cost performance Silicone Rubber with Good Machenical Properties

Min.Order: 42
Product origin: Shanghai, China
Infringement complaint: complaintComplaint
US$ 3.1 ~ 3.46

Description
Description: This series is a premixed compound of silicone rubber with good physical strength, vulcanizing under
heat after addition of a vulcanizing agent that could be chosen according to processing requirement.


Special properties:
      Good mechanical properties.
      Excellent appearance.
      Easy to process and demold, not sticky to rolls.
      Good stability up to 200ºC.
      Slight replastification after prolonged storage.
      No post-cure or slight post-cure.
      Wild range of reloading or blending.


Main applications:
      Molding article required good mechanical properties and appearance.

Mechanical properties:
ItemTesting MethodUnitTechnical Data
515U520U530U540U550U560U570U580U
AppearanceVisual Observation TranslucentTranslucentTranslucentTranslucentTranslucentTranslucentTranslucentTranslucent
DensityASTM D792g/cm31.071.071.081.121.161.181.211.23
HardnessASTM D2240Sha1620304150607080
 (Shore A)
Tensile StrengthASTM D412Mpa5.65.88.19.28.88.98.58.1
ElongationASTM D412%12101123835708573450383221
100% MASTM D412Mpa0.190.300.460.751.141.872.874.16
Tear Strength BASTM D624 Die BN/mm1415121717181916
Tear Strength CASTM D624 Die CN/mm1616171922262424
Compress SetASTM D395 Method B%NA37412728211916
 (177ºC*22h)
ReboundASTM D395 Method B%5453605953524544


Characteristics:
      Type (according to GB/T 5576-1997)................................VMQ
      Natural color...................................................................... translucent


Curing Condition:
After addition of 1.1% of 2,5-dimethyl-2-5-di(tert-butylperoxy) hexane (at 45%) and
vulcanization for 5 min at 175°C.


 

Our factory:

 


 

Our equipment:

Our certificates:

Dlivery & Shipment:

 

FAQ:

 

Q: Are you a factory or trading company?
A: We are  rubber raw material manufacturer and owned 3 factories.


Q: Where is the loading port and How do you ship the goods?
A: Our factory is nearby Shanghai Port, but loading port can be negotiated. We could ship by sea, by air or by express(EMS, UPS, DHL, TNT, FEDEX and etc). Please confirm with us before placing orders.

Q: How can we guarantee the products' quality?
A: All the products must be tested refers to key specifications during the production and final inspection before shipment.
 
Q: What about the lead time?
A: It depends on the order quantity you place the order. Usually sample needs 5-8 working days, mass production needs 15-30 days.

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