Big size injection mould for Automotive plastic part golf cart component

Short Description:

Suntime has more than 40% business for Automotive industry including automotive battery, automotive interior products and automotive lighting projects. The famous brand we have served such as Bentley, Audi, BMW, Mercedes-Benz, Volve, Toyota and Tonday and so on.


Product Tags

Product Introduction

This product is one of the components for gold cart. Part is big and have deep ribs, need to do well to control the warpage. We used Becu inserts for cooling in deep rib area. Besides on controlling warpage, the balance filling is also very important. Suntime has experience designers and engineers, their rich working experience for these kind of big parts guaranteed the high quality and timely delivery.


Appliance and Type Component for golf cart
Resin PP-GF30
No. of cavity 1 Cavity
Mould Base LKM S50C
Steel of cavity&Core 738 H HRC33-36/738 H HRC33-36
Tool weight 5943KG
Tool size 1610 X 1070 X 867
Press Ton 1200T
Mold life 300000
Injection system 6pcs valve hot tips
Cooling system temperature 50 ℃
Ejection System stripper plate and ejection pins
Special points Big part, deep rib and high request of cooling
Difficulties Need to control well for deformation, used Becu inserts for cooling and control well for filling.
Lead time 5.5 weeks
Package Anti-rust Paper and film, little anti-rust oil and plywood box
Packing items Certification of steel, final 2D & 3D tool design, hot runner document, spare parts and electrodes…
Shrinkage 1.005
Surface finish MT1055-2/B-2
Trade terms FOB Shenzhen
Export to USA


Suntime has very effective mold designers. For DFM, it can be finished within 1~2 days, mold flow / 2D layout within 2~4 days, and 3D within 3~5 days depending on mold complexity.


DFM Analysis


Mold flow


2D layout


3D mould design

More details

Before molds shipping, we will double check the injection tools with our checking list to make sure every details are correct as customers' requests. We use anti-rust paper to pack the mould after using very little anti-rust oil, so that customer can save more time in doing molds cleaning after receiving them (using mold clean agent or just molding some shots to clean it).


Other big part projects reference

Suntime Precision Mould are much experienced in automotive big parts, The biggest one reach to 13 ton and 2.1m height for Toyota RAV4 side step. Our crane is 10 Ton which can make around 20 ton big tools. Our good price and quality will bring you more value.


Mold packing Video


1. How about the largest mold Suntime Precision Mould ever made? What about the smallest part?
13 ton with 2.1 meters long for TOYOTA parts. The smallest part we have made is 8 cavity mould for Apple male connecter.

2. What surface can you make?
"For mold: SPI,VDI3400, Mold-Tech, YS, Nitriding, Titanizing, Teflon coating… For parts: SPI,VDI3400, Mold-Tech, bead-basting and anodizing, Painting, Plating…"

3. If something you can’t do, will you tell the truth?
Absolutely, we will tell the truth. We only do what we can do, and do well what we do.

4. Do you material have certifications?
Yes, all our material for production, such as heat treatment, steel, plastics, silicon, aluminum, stainless steel and son on, have material certification / Rohs. If necessary, we can arrange to make SGS inspection.

5. How many samples are free for mold trials?
For small parts, we provide 15pcs as free samples after trials including free express shipping. When parts are very big, free samples will be around 1~3 pcs with free express shipping.

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