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Harbin Rainbow Technology Co., Ltd.Address:C2-02 Handi Building,Songbei Distr.,Harbin,ChinaPostal Code:150028Web site address:http://www.fastenerequip... Contact Now
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Difference between hot dip zinc and hot dip galvanising

Hot-dip zincing and hot-dip galvanising are two different processes for corrosion protection of metals, with hot-dip zincing usually providing better ...

hot forging furnace induction heating machine ipsen furnace mesh belt

Harbin Rainbow Technology Co.,Ltd is one of the biggest fastener equipment dealer and manufacturer in China. We have invested one Cold former factory(...

What's self-tapping screw?

Self-tapping screws: similar to machine screws, but the threads on the screw for special self-tapping screws with threads. Used to fasten the connecti...

China factory price and Advanced Automatic Screw Maker Thread Rolling Machine

Product Descriptionview more >>Frequently bought togetherHigh Speed Thread Rolling Machine Factory Price Thread Roller Hot Sale Thread Machine$4,800.0...

What's washer?

Washers: flat circular shape of a class of fasteners. Placed on the bolt, screw or nut support surface and connection between the surface of the parts...

Max diameter one key molding nut drilling machine 2 spindle nut tapping machine

Nut tapping machine is a kind of mechanical processing equipment that processes internal threads, screws or teeth in the inner side of the holes of th...

RBF 64S cold heading machine Latest production bolt former machine for anchor

Harbin Rainbow Technology Co.,Ltd is one of the biggest fastener equipment dealer and manufacturer in China. We have invested one Cold former factory(...

International Fastener Exhibition in New Delhi, India

It is a professional fastener exhibition in Southeast Asia FASTNER FAIR INDIA is a professional fastener exhibition in Southeast Asia, and also mainta...

Analysis of the principle and function of spring washers

In all kinds of mechanical connections, the anti-loosening of bolts is a very important link, and there are many ways to prevent loosening of bolts in...

The history of the development of screw and nut production machines worldwide

The history of the development of screw and nut production machines worldwide can be traced back to ancient civilizations, but it was during the indus...

Category

China Electric Furnace/quenching furnace/annealing furnace manufacturer

Electric Furnace/quenching furnace/annealing furnace

Composition entire heat treatment line as follows:
Automatic feeder → → washing machine before
Hardening furnace oil quenching tank → →
Rear wiper steel furnace → →
Electrical control cabinet.
Buyers can flexiblely composition processing lines, due to the different needs

More
China 360 degree thread injury imaging inspection machine manufacturer

360 degree thread injury imaging inspection machine

Machine Features 1. Can be customized according to customer requirement.  2. 360 degree of multiple image detection, analysis of different angle of th... More
China Banknote value counter manufacturer

Banknote value counter

Machine Featureswith two CIS image including IR detection;No-stop counting with reject pocket;value counter by image sensor technology can recognize u... More
China Automatic Crane-Type Barrel Galvanize Equipment Barrel Plating System manufacturer

Automatic Crane-Type Barrel Galvanize Equipment Barrel Plating System

1. Large roller can be extremely PP PP-casting materials, CNC machine drilling.
2. The transmission system adopts each station of a transmission gear coupling, electromagnetic speed.
3. Automatic weighing feeding device can reduce labor intensity.
4. passivation automatic folder barrel washing equipment and automatic rejection of water color dryer. More
China Straight Line Steel Wire Drawing Machine manufacturer

Straight Line Steel Wire Drawing Machine

1. Max drawing speed: 40-45 m/min
2. Max incoming diameter : Ф 10-16mm
4. The biggest reducing: 200 s 
5. The largest storage line: 2 .5T
7.Drum diameter: 1000mm
8.Motor: 45KW
9.oil seal : imported seal
10. Line pressing method: pneumatic More
China pulley type wire drawing machine manufacturer

pulley type wire drawing machine

1. Max drawing speed: 40-45 m/min
2. Max incoming diameter : Ф 10-16mm
4. The biggest reducing: 200 s 
5. The largest storage line: 2 .5T
7.Drum diameter: 1000mm
8.Motor: 45KW
9.oil seal : imported seal
10. Line pressing method: pneumatic More
China acid zinc plating equipment acid barrel plating line manufacturer

acid zinc plating equipment acid barrel plating line

1. Large roller can be extremely PP PP-casting materials, CNC machine drilling.
2. The transmission system adopts each station of a transmission gear coupling, electromagnetic speed.
3. Automatic weighing feeding device can reduce labor intensity.
4. passivation automatic folder barrel washing equipment and automatic rejection of water color dryer. More
China Gas heating mesh belt treatment furnace / heater of gas fired manufacturer

Gas heating mesh belt treatment furnace / heater of gas fired

Composition entire heat treatment line as follows:
Automatic feeder → → washing machine before
Hardening furnace oil quenching tank → →
Rear wiper steel furnace → →
Electrical control cabinet.
Buyers can flexiblely composition processing lines, due to the different needs

More
China Gas furnace manufacturer

Gas furnace

Composition entire heat treatment line as follows:
Automatic feeder → → washing machine before
Hardening furnace oil quenching tank → →
Rear wiper steel furnace → →
Electrical control cabinet.
Buyers can flexiblely composition processing lines, due to the different needs

More
China Round die rolling machine manufacturer

Round die rolling machine

Model: ZP28-20
Max.diameter: 120mm
Max. pitch: 5mm
Gross power: 10.7Kw
Dimensions: 1500x1520x1750mm
Weight: 3200Kg More
China Round die thread trolling machine manufacturer

Round die thread trolling machine

Model: ZP28-20
Max.diameter: 120mm
Max. pitch: 5mm
Gross power: 10.7Kw
Dimensions: 1500x1520x1750mm
Weight: 3200Kg More
China Gas heating continuous induction furnace/mesh belt furnace manufacturer

Gas heating continuous induction furnace/mesh belt furnace

Composition entire heat treatment line as follows:
Automatic feeder → → washing machine before
Hardening furnace oil quenching tank → →
Rear wiper steel furnace → →
Electrical control cabinet.
Buyers can flexiblely composition processing lines, due to the different needs

More
China Gas heating quenching furnace/Gas heating tempering furnace manufacturer

Gas heating quenching furnace/Gas heating tempering furnace

Composition entire heat treatment line as follows:
Automatic feeder → → washing machine before
Hardening furnace oil quenching tank → →
Rear wiper steel furnace → →
Electrical control cabinet.
Buyers can flexiblely composition processing lines, due to the different needs

More
China Gas heating continuous mesh belt conveyor heat treatment furnace/Gas fired furnace manufacturer

Gas heating continuous mesh belt conveyor heat treatment furnace/Gas fired furnace

Composition entire heat treatment line as follows:
Automatic feeder → → washing machine before
Hardening furnace oil quenching tank → →
Rear wiper steel furnace → →
Electrical control cabinet.
Buyers can flexiblely composition processing lines, due to the different needs

More
China Gas heating mesh belt furnace manufacturer

Gas heating mesh belt furnace

Composition entire heat treatment line as follows:
Automatic feeder → → washing machine before
Hardening furnace oil quenching tank → →
Rear wiper steel furnace → →
Electrical control cabinet.
Buyers can flexiblely composition processing lines, due to the different needs

More
China Indusrtry zinc plating plant system production line manufacturer

Indusrtry zinc plating plant system production line

1. Large roller can be extremely PP PP-casting materials, CNC machine drilling.
2. The transmission system adopts each station of a transmission gear coupling, electromagnetic speed.
3. Automatic weighing feeding device can reduce labor intensity.
4. passivation automatic folder barrel washing equipment and automatic rejection of water color dryer. More
China Zinc Plating line with expert to do the installation manufacturer

Zinc Plating line with expert to do the installation

1. Large roller can be extremely PP PP-casting materials, CNC machine drilling.
2. The transmission system adopts each station of a transmission gear coupling, electromagnetic speed.
3. Automatic weighing feeding device can reduce labor intensity.
4. passivation automatic folder barrel washing equipment and automatic rejection of water color dryer. More
China Automatic nut slotting machine manufacturer

Automatic nut slotting machine

Machine features:
1. High precision, high speed, easy operation;
2. Easy to change products
3. Can be customized More
China Pnumatic Double Spindle high and long Nuts Tapping Machine manufacturer

Pnumatic Double Spindle high and long Nuts Tapping Machine

STEADY FEEDING OF MATERIAL BY AIR PRESSURE.

EASY ADJUSTMENT AND MAINTENANCE OF BELTS.

RAISES 30% - 40% LIFETIME OF TAP THAN CONVENTIONAL TAP.

HIGHER EFFICIENCY, EASY TO CHANGE TAP AND CAN WORK SEPARATELY BY SINGLE SHAFT.

STOP FEEDING WHEN TAP IS BLUNT OR BAD BORE DIAMETER.

AIR PRESSURE CYLINDER PULLS BACK AUTOMATICALLY TO READY POSITION WHILE DETECTING ABNORMAL OPERATION.

EASY TO CHANGE THE SPEED OF TAPPING BY USING OUR AIR PRESSURE CYLINDER.

ECONOMICALLY SAVE MORE POWER AND LESS SPACE REQUIREMENT. More
China Double Spindle Flange & Hex Nut Tapping Machine manufacturer

Double Spindle Flange & Hex Nut Tapping Machine

STEADY FEEDING OF MATERIAL BY AIR PRESSURE.

EASY ADJUSTMENT AND MAINTENANCE OF BELTS.

RAISES 30% - 40% LIFETIME OF TAP THAN CONVENTIONAL TAP.

HIGHER EFFICIENCY, EASY TO CHANGE TAP AND CAN WORK SEPARATELY BY SINGLE SHAFT.

STOP FEEDING WHEN TAP IS BLUNT OR BAD BORE DIAMETER.

AIR PRESSURE CYLINDER PULLS BACK AUTOMATICALLY TO READY POSITION WHILE DETECTING ABNORMAL OPERATION.

EASY TO CHANGE THE SPEED OF TAPPING BY USING OUR AIR PRESSURE CYLINDER.

ECONOMICALLY SAVE MORE POWER AND LESS SPACE REQUIREMENT. More
China SH-20B Screws Cold Headers manufacturer

SH-20B Screws Cold Headers

alient Features The latest design, beautiful appearance, high speed, high efficiency, low energy consumption, easy to operate. Important components, s... More
China SH-15B Fully Enclosed Type Fastener Heading Machine manufacturer

SH-15B Fully Enclosed Type Fastener Heading Machine

Salient Features The latest design, beautiful appearance, high speed, high efficiency, low energy consumption, easy to operate. Important components, ... More
China SH10-B Semi-enclosed Type Heading Machine manufacturer

SH10-B Semi-enclosed Type Heading Machine

Salient Features

The latest design, beautiful appearance, high speed, high efficiency, low energy consumption, easy to operate.

Important components, such as bed and sliders are made of high strength and quality castings, and high stability.

Guide plate and crankshaft uniform imported high wear resistance alloy steel, and after special treatment, super wearable.

The main slide rails design adopts before and after (double track) designed to ensure high-speed impact, stable and reliable.

The new type cam and lifter system to ensure the accuracy of first and second punching stability.

Some parts adopts machining center to ensure the accuracy and interchangeability of parts.

Oil tank multi-stages filtration,forced circulation lubrication system to ensure that the oil filtered and clean to the lubrication points which can extend equipment life.

Suitable for making of small screws, precision screws, extra long screws. More
China 6 Die 7 Blows Extra Long Bearing Type Cold Nut Formers manufacturer

6 Die 7 Blows Extra Long Bearing Type Cold Nut Formers

Forging station:Six/seven
Product size:M3-M30
Max. forging dia:33MM
Max.cut off dia:30MM
Max.forging length:80MM
Max.Die pitch:140MM
Slider stroke:280MM More