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M6 White Hardware Nuts Bolts Nylon Hexagon Domed Cap Nuts With Nonmetallic Insert

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M6 White Hardware Nuts Bolts Nylon Hexagon Domed Cap Nuts With Nonmetallic Insert

Country/Region china
City & Province dongguan guangdong
Categories Plumbing Nozzles

Product Details

 

M6 White Hardware Nuts Bolts Nylon Hexagon Domed Cap Nuts With Nonmetallic Insert​

 

 

Plastic hex domed cap nuts without metallic insert , hex body with standard threaded hole and a domed cap above hex body , this domed cap to prevent threads from destroying by water ,sand or other sundries .

Plastic hex domed cap nuts are Prevailing torque type and designed in grade A that is more easy to be installed , it is operated by hand or a tool .

 

Material

 

Hexagon domed cap nuts are made from plastic nylon with grade PA 66

 

 

Class for fire resistance

 

UL94V-2

 

 

Physical Performance

 

Density ( g/cm3)1.14
Water absorption %3
Shrinkage %1~2

 

 

Mechanical Property

 

Tensile strength MPa60~80
Elongation at break %2.2
Bending strength MPa100~120
Modulus of elasticity for bending MPa2000 ~3000
Notched Impact Strength(J/m)60~100
HR hardness118

 

 

Electrical Performance

 

Dielectric constant1.63
Arc resistance sec130~140
Specific volume resistance Ω·cm1.83×1015
dissipation factor100~400
Dielectric strength(kV/mm)20~30

 

 

Thermal Performance

 

Normal working temperature ℃80~120
Brittle temperature ℃-30℃
Melting temperature ℃252
Pyrogenic decomposition temperature ℃350
Matin heatproof ℃50~60

 

 

Specification

 

s10
dM6
e11.5
m7.0
pitch1.0
h11.5

All sizes are in millimeter

 

 

Tolerances

 

General size tolerances are ±0.1 – 0.2 mm , and according to ISO 2768 for unmarked tolerances .

 

s10±0.2
dM6Standard
e11.5±0.2
m7.0±0.1
pitch1.0Standard
H211.5±0.2

 

All sizes are in millimeter

 

 

Characteristics

 

Wear resistance

Plastic hex dome cap nuts have higher hardness 118 after improved chemical elements .

 

Good self-lubricant

Self lubricant make plastic hex dome cap nuts are more resistant wear and a longer service .

 

High mechanical property

 

Resistant high temperature

Normally , plastic hex dome cap nuts can be operated smoothly at temperature 150℃ and thermal deformed temperature is up to 250℃ when parts with glass fiber .

 

Perfect elongation

Elongation at break is 2.2% according to ISO 527 testing method .

 

Corrosion resistance

Plastic hex dome cap nuts can be resistant of the most chemicals on corrosion .

 

Good insulation

Specific volume resistance is 1.83×1015 and resistance to high breakdown voltage support part to be good insulated .

 

Resistant impact

60 – 80 KJ/M2 normally .

 

Resistant fire

Generally , the fire resistance is UL94V-2 and UL64V-0 for special parts .

 

 

Resistance to low temperature

Plastic hex dome cap nuts can be workable at -30℃

 

Environment friendly

Plastic hex dome cap nuts meet RoHS or REACH environmental production standard .

 

 

Application

 

Plastic hexagon domed cap nuts normally to be used with a threaded shaft or screws to secure objects , a vast application in many fields like :

 

1 , Car industry

2 , Household appliances

3 , Official equipments

4 , Toy items

5 , Electrics

6 , Aerospace

7 , Sports equipments

8 , Technology and research device

 

 

More Specifications

 

 

d1h2mse
М483.277.66
М510488.79
М61251011.05
М8156.51314.38
М101881618.9
М1222101821.1
М1425112124.49
М1628132426.75
М1832152730.14
М2034163033.53
М2442193639.98

 

 

 

Note : we accept customized sizes for hex dome cap nuts .

 

 

Tips for use

 

Don’t keep hex dome cap nuts outside to prevent from fading

 

Make sure clean sundries out in hex dome cap nuts before installation .

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