Encapsulated Rings (Sealing material)

• Structure: Single End
• Pressure: Medium Pressure Mechanical Seals
• Speed: General Speed Mechanical Seal
• Temperature: Temperature Mechanical Seal
• Performance: Temperature
• Standard: Standard
• Model NO.: encapsulated rings
• Type: Tc/Sic Parts
• Balance: Unbalanced
• Material: EPDM&PTFE, Viton & PTFE
• Transport Package: Standard
• Specification: according to customer request
• Trademark: TRISUN
• Origin: China
• HS Code: 84842000
• Production Capacity: 50000 Pieces/Year

Product Description

Solid Core Hollow Core Square
Plastic (FEP/PFA)
Rubber (EPDM/Viton/Silicon)
 
Product Type
 
PTFE Encapsulated O-Rings
FEP Encapsulated O-Rings
PFA Encapsulated O-Rings
Square Cross-Section Ring Seals
Rectangular Cross-Section Ring Seals

FEP (Florinated Ethylene Propylene)
Clear 
Max temperature : 204ºC(400ºF)
Excellent chemical and corrosion resistance
Drying 
Excellent resilience
Smooth/self-lubricating surface
FDA Compliant
USP Class approved
PFA (Perfluoroalkoxy)
Clear with light blue color
Max temperature: 260ºC(500ºF)
Excellent heat and chemical resistance
Better crack and stress resistance than FEP
Extremely smooth surface
Low vapor permeation
FDA Compliant
USP Class approved
 
 
 

Rubber Temperature Range
	FEP	PFA
Silicon	-60° ~+205ºC -75° +400oF	-60° ~+260ºC -75.+500oF
Viton	_260 ~+205ºC -15° +400oF	-26° ~+205ºC -15.+400oF
EPDM	-54°~+149ºC -65° ~+300oF	-54° ~+149ºC -65° ~+300oF

Dimension
Encapsulation wall thickness ranges from 0.25mm(.010") to 1.14mm(.045") depending on the cross section of the elastomeric core.