28L Rectangle Public A Full Set of Waste Bin Injection Moulds Work Full Automatic


28L Rectangle Public A Full Set of Waste Bin Injection Moulds Work Full Automatic

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28L Public full set of waste bin (frame) mould

Mold Size

750x650mm / advice choose 600Ton injection machine

Mold cavity

single cavity

Mold Steel

718 Forging steel, the original hardness is HRC30 degree

Mold steel treatment way

At final arranged hardness treatment for the core and cavity plates to HRC35 degree

Mold gate way

Hot runner

Mold uselife

400000 shots

Mold cycle time

48 sec

1st. Test mold time

70 days after confirmed mold drawing files

Mold doff way

Stripper + air gates


PET film covered then packing into standard wooden case

-How about this dustbin parts work after fix?

It is work very good, can open 90 degree, easy put waste goods into it.

-How many sets moulds for this complete dustbin mold?

Total designed by 4 different moulds for it, one for waste bin lid mould, one for waste bin inner dustbin mould, one for pedal part mould, and the other one is the waste bin frame mould. All of them can work full automatic system. 

-If this dustbin inner bucket mould can work full automatic or not?

Yes, it can work automatic by stripper.

-How about final treatment for the parts?

Mirror polish on normal.


Mold steel

P20, 718, 2738, 2344, 2316, S136, 3Cr13, 38CrMoAl, Mov and more

Mold cavity

1 or more (depend on client)

Surface treatments

electroplate (in order to prevent rust), thur. nitrogen (in order to rise surface hardness), vacuum quenching (in order to rise whole hardness)

Plastic materials




Mold gate way

cold runner/hot runner/semi-hot runner

Mold base


Mold doff system

ejectors, off-plate, air valves, hydraulic jars, air jars, air ejectors, oil-motor and more

Mold cooling

Water cooling/air cooling/beryllium bronze cooling

Mold payment

50% down payment by T/T, 50% balance by T/T before shipment

Mold shipment

By sea/air/train

Mold packaging

packed into standard wooden cases

Mold quotation

most reasonable as rich experience


1) Mould structure design

Professional designers provide you with reasonably designed mould to shorten cycle hours.

Reducing unnecessary procedure improves efficiency.

2) Mould cooling system

According to the structural characteristics of the product and the appearance of the product , We design a reasonable form of gate for mould, such as a large gate, hidden gate, fan gate, needle gate, pin point gate etc., a reasonable channel of runner design make mold temperature balance in the shortest time to improve mould precision and productivity.

3) Accessory for mould

Slide, guide pin, guide sleeve, lifter blocks and so on are taken by wear-resistant standard parts, to ensure the mould life. 

4) Deal with mould

Quenching the mold, heat treatment to improve the hardness, then Nitriding temperature is lower , the mold will no longer need to quench mold with high surface hardness and wear resistance more than HV850


1) We can repair the mould in one year for some free and provide technology. . 

2) Gurantee  period is 12months starting from the date of moulds accept in the Buyer’s factory.

3) If the moulds happen the big problem, The moulds cannot repaired, the Buyer cannot solve the problems,eg, mould crack, product  can’t moulding…any big problem(except the human error) due to the mould life can’t reach to guranteed shots.the Seller and Buyer's negotiate to slove the problem, the buyer can send it back to the factory to repair or If serious, the Seller have resposiblity to make new mould for the Buyer.

If you have any interest in our 28l rectangle public a full set of waste bin injection moulds work full automatic, welcome to contact our factory for more details. As one of the leading manufacturers and suppliers in China, we also welcome the customized orders.

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