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M3 Black Plastic Screws Round Head Cross Drive For Electronics

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M3 Black Plastic Screws Round Head Cross Drive For Electronics

M3 Black Plastic Screws Round Head Cross Drive For Electronics
M3 Black Plastic Screws Round Head Cross Drive For Electronics M3 Black Plastic Screws Round Head Cross Drive For Electronics M3 Black Plastic Screws Round Head Cross Drive For Electronics M3 Black Plastic Screws Round Head Cross Drive For Electronics

Large Image :  M3 Black Plastic Screws Round Head Cross Drive For Electronics

Product Details:
Place of Origin: China
Brand Name: VDL
Certification: ISO
Model Number: PCSM0305
Payment & Shipping Terms:
Minimum Order Quantity: Negotiation
Price: Negotiation
Packaging Details: 30000 pcs each carton in bulk with dimension 20 X 22 X 25 cm , 500 cartons to a 20 ft container
Delivery Time: 30 days
Payment Terms: L/C, T/T, Western Union , Paypal
Supply Ability: 500 . 000 pcs per month
Detailed Product Description
Material: PC Fire Resistance: UL 94V-0
Hardness: HB 15 Thread Diameter: M3
Length: 5 Drive: PH
Head: Round Point: Flat
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M3 Black Plastic Screws Round Head Cross Drive For Electronics

 

 

General construction

 

Head : Round

 

Point : Flat

 

Drive : PH2

 

Thread : Full Fine

 

Pitch : 0.5

 

 

Material

 

Plastic round head micro screws are made from plastic PC (Polycarbonate ) apparent material with good fire resistance .

 

Plastic PC round head screws are a good choice for items that with high tensile strength and fireproof and light transmittance requests as individual performances .

 

 

Physical Performance

 

Density ( g/cm3) 1.2
Water absorption % 0.1~0.15
Shrinkage % 0.1~0.2

 

 

Mechanical Property

 

Tensile strength MPa 103
Compressive strength at 20% tension kgf/mm2 80
Elongation at break % 3
Bending strength MPa 165
Modulus of elasticity for bending MPa 8270
Notched Impact Strength MPa(kgf/mm) 110
Hardness HR 90
Modulus of elasticity for tension MPa 2280

 

 

Thermal Performance

 

Heat distortion temperature ℃ 115~127
coefficient of linear expansion k 0.00007
Normal working temperature ℃ 110~130
Brittle temperature ℃ -100
Melting temperature ℃ 130
Pyrogenic decomposition temperature ℃ 350

 

 

Electrical Performance

 

Specific volume resistance Ω·cm 1E + 18
Heat conduction W/m.K 0.13~0.2
Dielectric constant 3

 

 

Class for Fire Resistance

 

UL94V-0

 

Environment Friendly Standard

 

RoHS and REACH

 

 

Specification

 

M3 Black Plastic Screws Round Head Cross Drive For Electronics 0

 

Thread diameter D M3
Thread length L 5
Head height H 2.5
Head diameter dk 6.0
Drive Standard PH2

All sizes are in millimeter

 

Tolerance

 

Normal tolerances for plastic round head screws based on your requests and refer to ISO 2768 standard for unspecified tolerances .

 

Thread diameter M3
Thread length ±0.2
Head height ±0.1
Head diameter ±0.1
Drive PH2

All sizes are in millimeter

 

 

Features

 

High resistant impact

 

Perfect electrical performance

 

Odorless with environment protection

 

Low shrinkage

Generally , it is 0.1%~0.2%

 

Stable dimensions

 

High refractivity

Refractivity is 1.578 based on ISO 489 standard

 

Good thermal stability

Plastic PC round head screws can work in -100℃ to 130℃

 

Fine shininess

 

Inhibiting bacterial

 

Fire resistance

The grade for fire resistance is UL94V-0 without any additive

 

Hard with good elongation

 

Perfect apparent performance

Transparency is up to 90% .

 

Good insulation

 

Resistance to corrosion

Resistant to acid , salty , oil and alcohol .

 

Wide working temperature

Plastic PC round head screws can be operated from -100℃ to 130℃ and brittle temperature below -100℃

 

 

Applications

 

As outstanding performances , Plastic PC round head micro screws are widely used to various fields in industry especially for fields with high tensile strength and hard working conditions .

 

▲ Car industry

▲ Household appliances

▲ Official equipments

▲ High level toys

▲ Precise electrics

▲ Aerospace

▲ Petro industry

▲ Technology and research device

 

 

RFQs

 

What working temperature for plastic PC micro screws ?

Plastic PC micro screws are available for -100℃ to 130℃ .

 

Is there any use attention for PC micro screws ?

PC micro screws are not resistant Dilute alkalis , concentrated acid , methylene halide , dichloroethane and cresol .

 

If PC micro screws are used to where with much ultraviolet , should to be added ultraviolet absorbent .

 

Can you provide samples before place order ?

Yes , free charge for samples .

 

How many days for delivery ?

Normally , one week for standard specifications .

 

Can you make customized plastic screws ?

We can , and we are in this field over 10 years with much experiences .

 

Contact Details
VEDALI HARDWARE CO., LTD

Contact Person: MR.LIN

Tel: +8613556778272

Send your inquiry directly to us (0 / 3000)