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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 ...

What is Cold Forging – Cold Forging Process, Materials, Uses, Advantages & Disadvantages

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...

High speed installation cold forging machine bolts and nuts making machine for screw

Working principle of nut tapping machine

Nut tapping machine is a kind of machining equipment that processes internal threads, screws or teeth buckles on the inner side of the holes of variou...

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...

Hot popular Cold Forging machine bolt forming machine with inveter for good design

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...

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(...

Keywords : Fully automatic

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China Automatic vertical packing machine sorting bolts manufacturer

Automatic vertical packing machine sorting bolts

Machine vibration plate presentation, linear vibration comparison unit and precise counting control unit is based on a sample custom screw, to ensure that each package is accurate. PLC control and interface operation manned aircraft, its operation is ... More
China Automatic Knurling Machine manufacturer

Automatic Knurling Machine

Product Description: Machine can be used in rolling and knurling industry. With high speed and precision. Shiping and Packing: Machine can be ready wi... More
China Tempering furnace / Annealing furnace/ Gas fired furnace manufacturer

Tempering furnace / Annealing 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 Nuts making and forging machine supplier manufacturer

Nuts making and forging machine supplier

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 Mesh belt type heat treatment furnace supplier manufacturer

Mesh belt type heat treatment furnace supplier

The whole set heat treatment line is composed of:
Automatic Feeding Machine → Front Washer →
Hardening Furnace → Oil quenching tank →
Rear Washer → Tempering furnace →
Electric Control Cabinet, etc.
The buyer can compose the treatment line flexiblely due to different demands More
China Automatic washer assembling machine supplier manufacturer

Automatic washer assembling machine supplier

rational price,easy maintenance high quality
axial and radial process
process regular and irregular
Washer assembling machine with thread roller:
this model is widely praised for its rational price,easy maintenance
and hgih quality.besides axial and radial process it is used to process regular
and irregular bolt,through screw etc.with optional embossing roller.the through
screw made with this machine in zhejiang standard parts base has exported to US,Canada and Europe. More
China Automatic bolts and nuts making machine supplier manufacturer

Automatic bolts and nuts making machine supplier

Product Description: Auto Multi-station Cold forging fomer is a specialized machine tool with high efficency and automation among forging machinery. C... More
China Automatic washer assembling machine manufacturer

Automatic washer assembling machine

rational price,easy maintenance high quality
axial and radial process
process regular and irregular
Washer assembling machine with thread roller:
this model is widely praised for its rational price,easy maintenance
and hgih quality.besides axial and radial process it is used to process regular
and irregular bolt,through screw etc.with optional embossing roller.the through
screw made with this machine in zhejiang standard parts base has exported to US,Canada and Europe. More
China M6 High Speed Screw Heading Machine manufacturer

M6 High Speed Screw Heading Machine

Screw Heading Machine Features The latest design, beautiful appearance, high speed, high efficiency, low energy consumption, easy to operate. Important components, s... More
China cold forging machine supplier china manufacturer

cold forging machine supplier china

Product Description: Auto Multi-station Cold forging fomer is a specialized machine tool with high efficency and automation among forging machinery. C... More
China Nut slotting machine supplier manufacturer

Nut slotting machine supplier

Model: ZCP-08B
Motor Power: 1HP  
Hopper Size(mm): 250X 300
Cutting oil(L): 80
Speed: 250pcs/min
Dimension(MM): 800X600X1000
Weight(KG): 850  More
China Head Slotted Screw Making Machine manufacturer

Head Slotted Screw Making Machine

Machine Specification:        Machine is equiped with two cutters, which can guarantee no burrs on screw. It saves a lot of time and process.      Spe... More
China Zinc galvanizing manufacturer

Zinc galvanizing

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 Multi-station cold forging machine manufacturer

Multi-station cold forging machine

Machine Description:       MODEL      DBF-84S      DBF-104S      DBF-104L      DBF-134L      DBF-134L      DBF-134LL      DBF-164S      DBF-204L      ... More
China Heat treatment furnace supplier manufacturer

Heat treatment furnace supplier

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 Cold forming machine supplier manufacturer

Cold forming machine supplier

Model:HRS series
Max.dia:10MM
Max.blank length:150MM
Stroke:220MM
Output:60-200pcs per min
Die dia:55MM
cut off die dia:28MM
oil pump:0.25KW More
China Cold heading machine manufacturer

Cold heading machine

Product Description: Auto Multi-station Cold forging fomer is a specialized machine tool with high efficency and automation among forging machinery. C... More
China Hot Dip Galvanizing Line manufacturer

Hot Dip Galvanizing Line

Product Description:      Zinc pot temperature control: using single loop PID automatic controllable silicon regulator cabinet is galvanizing process ... More
China HZY-2415 Two Die Four Blow Heading Machine manufacturer

HZY-2415 Two Die Four Blow Heading Machine

MAX.FORGING DIA.                   MM                   6               PRODUCT MAX. LENGTH(UNDER HEAD)                   MM                   40   ... More
China Heat treatment equipment manufacturer

Heat treatment equipment

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 Cold former manucturers manufacturer

Cold former manucturers

Product Description:         Auto Multi-station Cold forging fomer is a specialized machine tool with high efficency and automation among forging mach... More
China Wire coil annealing furnace manufacturer

Wire coil annealing furnace

WELL TYPE ELECTRIC ANNEALING FURNACE  Application: Mainly applied in spheroidizing annealing for wire coil of low-carbon steel, alloy steel, and bearing... More
China WELL TYPE FURNACE manufacturer

WELL TYPE FURNACE

WELL TYPE ELECTRIC ANNEALING FURNACE  Application: Mainly applied in spheroidizing annealing for wire coil of low-carbon steel, alloy steel, and bearing... More