Flange lnsulation Gasket Kits

Catalog

Pipe flange insulation gasket kits include a range of isolating or sealing gaskets in addition to a variety of sleeves and washers. For maximum flexibility, components could be bought separately or together with complete flange insulation gasket kits. The materials for the flange insulation gasket kits and its sleeve, washer could be NEMA G10, G11, G7, Neoprene Faced Phenolic, Mylar, Nomex, Plain Phenolic, G10 with ss316 and other materials available. And for the types of flange insulation gasket kits we have type E, Type F, and Type D, which can be used in high pressure and low pressure situations.

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Introduction

Catagory

Range of insulation gaskets kit including: CHG Higher Pressure Gaskets, CLG Low Pressure Gaskets, Insulation Sleeves, Washers. Weiten supplies three standard types flange insulation kit; designed to fit any raised end face, flat end face or ring groove flange assembly. Each kit includes HDS 1 flange insulating gasket and the following:

· Choose G11 or polyester film for sleeves.

· Two HDS-1 washers per bolt

· Two plated steel washers per bolt

· Sleeves choose G11 or polyester film

Usage

Insulation kits are usually used in places where electrical corrosion protection and electrical insulation are required, such as offshore equipment, seawater environments, chemical equipment, and oil refinery pipeline.

Property	Plain Phenolic	Neo-faced Phenolic	Silicone Glass G-7	Epoxy Glass G-10	Epoxy Glass G-11
Dielectric strengths, Volts/mil	500	500	350-400	550	550
Compressive strength, psi	25000	25000	40000	40000	50000+
Water absorption, %	1.6	1.6	0.07	0.1	0.1
Insulating Resistance, Meg Ohms	40000	10000	2500	200000	200000
Flexural strength, psi	22500	22500	27000	45000	43000
Operating temp, ºF	-65 to +220	-65 to +175	-292 to +450	-292 to +280	-292 to +350
Operating temp, ºC	-54 to +104	-54 to +79	-180 to +232	-180 to +138	-180 to +177
* = G-7 material should not be used with hydrocarbons, not even trace amounts.

Material	Dielectric Strength	Water Ab-sorption	Maximum Temperature
Mylar	4000 vpm	0.80%	300°F	149°C
Integral Minlon	1200 vpm	0.22%	0.22%	93°C
Polyethylene	400 vpm	0.01%	105°F	41°C
Phenolic	400p vpm	2%	225°F	107°C
G-10	550 vpm	0.10%	285°F	141°C
Nomex	400 vpm	n/a	450°F	232°C

Material	Dielectric Strength	Water Ab-sorption	Compressive Strength	Maximum Temperature
Plain Faced Phenolic	500 vpm	1.50%	25 000 psi	225 °F	107°C
Neoprene Faced Phenolic	500 vpm	1.50%	25 000 psi	175 °F	79°C
G-10	500 vpm	0.10%	50 000 psi	285°F	141°C
Special & High Temperature: Available upon request

Material	Dielectric Strength	Water Ab-sorption	Compressive Strength	Maximum Temperature
Phenolic	400 vpm	1.10%	25 000 psi	225 °F	107°C
G-10	550 vpm	0.10%	50 000 psi	285°F	141°C
Special & High Temperature: Available upon request

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