Insulation materials

Electrotechnical fiberglass sheet

Physical, mechanical and electrical characteristics:

Indicator	Unitofmeasurement
Density	kg/м3	1600 - 1900
Breaking voltage under perpendicular flexure layers, not less	MPа	280
Breaking voltage underextension, not less	MPа	200
Charpy impact viscosity parallel to the layers on the samples with incision, not less	kJ/sq. m	30
Volumeresistivityafter conditioning under 24 hours /23°С/93% for blades thickness up to 8 mm, not less	Ом*м	1*1¹⁰
Breakdown voltage parallel to the layers (one-minute testing) under М/90°С/transformer oil, not less	кВЭФФ	35
Insulation resistance after conditioning under 24h/23°C/distilled water, not less	МОм	5*10⁴
The dielectric loss tangent at frequency 1*106 Hz after conditioning under 24h/23°C/distilled water, not more		0,04

Fiberglass EZ-200, GOST 19907-83

Fiberglass - effective non-flammable, environmentally friendly, anticorrosiveelectro- and heat impermeable glass material. Used for the manufacture of electrical insulating materials and foil dielectrics in construction, insulation of walls and pipes, as well as in agriculture (protection of seedlings, insulation of buildings) and others. It is efficient at t ° to + 450 ° C.

Thickness 0.17 mm, width 1000 mm. Weight 1 m2 - C 0.2 kg.

Textolite PT и PTK, GOST 5-78

Technical characteristics	PT	PTK
Bendingvoltage under breaking, MPа (kgf/см2), not less	108 (1100)	137 (1400)
Breaking voltage under compression, MPа (kgf/см2) parallel to the layers, not less	120 (1220)	130 (1326)
Charpy impact viscosity on the samples without incision, kJ/м2 (kgf/см•см2), not less	24 (25)	34 (35)
Waterabsorption, %, notmore	1.0	0.9

Teflon brand F-4 TU6-05-810-88

Reference indicators of teflon

Physical:
Density, kg/м3	2100-2200
Work temperature, °С	от -269 до +260
Melting temperature, °С	+327
Waterabsorptionfor 24 hours, %	0.0
Coefficient of thermal conductivity at room temperature, W/м.degr.	0.25
Mechanical:
Breaking voltage under extension, MPа	20-30
Elongationatbreak, %	350
The coefficient of friction on steel	0.2
Brinell hardness (ball indentation), MPа	30-40
Electrical:
Surfaceresistivity, Ohm * m	10¹⁷-10²⁰
Volume resistivity, Ohm, notless	10¹⁷
Dielectric loss tangent at a frequency of 106 Hz	0.2-0.3
Dielectric permeability at a frequency of 106 Hz	0.0019-0.0022
Dielectricstrength,kV / mm	50

FUM

Oil petrol-resistant, anti-corrosive, self-lubricating, non-toxic, heat and chemical resistant sealing material produced of PTFE-4D. The tape is designed to seal the fixed threaded connections of all materials during the plumbing, car repair, repair of household appliances and other purposes.

Applied at t° from -60°C to + 200°C and a pressure of the environ to 10 MPa.

Supplied in coils, thickness 0.1 mm, width 10 mm (C 0.2 kg), 15 mm (C 0.4 kg), 20 mm (C 0.5 kg), 25 mm (C 0.9 kg) and 60 mm (C 1.7 kg). There are also a winding of 10 mm width and a weight of 25 grams.