Silicone Rubber with Excellent Appearance Hardness 30 Shorea Sr530u

• Raw Material: Synthetic Rubber
• Material: Silicone Rubber
• Appearance: Transparent
• Shipping Cost: Estimated freight per unit.: about shipping cost and estimated delivery time.
• Currency: US$
• Return&refunds: You can apply for a refund up to 30 days after receipt of the products.
• Model NO.: SR530U
• Form: The Massive Raw Rubber
• Surface Treatment: Customized
• Application: Extrusion, Molded Articles Calendered Sheet
• Characteristics1: Translucent, Natural Color
• Characteristics2: Slight Replastification After Prolonged Storage
• Transport Package: 20kg Percardboard Boxes.
• Specification: 50*35*15
• Trademark: SANESIL
• Origin: China
• HS Code: 39100000
• Production Capacity: 50000
• Package Size: 50.00cm * 35.00cm * 15.00cm
• Package Gross Weight: 20.000kg

Product 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:

Item	Testing Method	Unit	Technical Data
			515U	520U	530U	540U	550U	560U	570U	580U
Appearance	Visual Observation		Translucent	Translucent	Translucent	Translucent	Translucent	Translucent	Translucent	Translucent
Density	ASTM D792	g/cm3	1.07	1.07	1.08	1.12	1.16	1.18	1.21	1.23
Hardness	ASTM D2240	Sha	16	20	30	41	50	60	70	80
(Shore A)
Tensile Strength	ASTM D412	Mpa	5.6	5.8	8.1	9.2	8.8	8.9	8.5	8.1
Elongation	ASTM D412	%	1210	1123	835	708	573	450	383	221
100% M	ASTM D412	Mpa	0.19	0.30	0.46	0.75	1.14	1.87	2.87	4.16
Tear Strength B	ASTM D624 Die B	N/mm	14	15	12	17	17	18	19	16
Tear Strength C	ASTM D624 Die C	N/mm	16	16	17	19	22	26	24	24
Compress Set	ASTM D395 Method B	%	NA	37	41	27	28	21	19	16
(177ºC*22h)
Rebound	ASTM D395 Method B	%	54	53	60	59	53	52	45	44

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.