Custom processing,Precision mold parts, mold core, cavity processing,plastic mould parts,mould parts

KOTO Mould 

Customized mold components, machining parts factory

About Us

Koto Mould located in China, one of the most professional custom precision mold components for around 10 years. Our main products are precision mold core pins, precision pin sleeves, precision mold cores, precision mold cavities, hot runner valve pin needle, precision mold slider, precision connector mold inserts, precision cap mold cores and so on, they are made 100% according to customers’ drawings. They are widely used in automobile parts metal stamping, plastic injection molds, die casting molds and machinery. Our commitment is to provide quality parts with good service for customers.

Koto Mould own 90 sets of production machines, 9 sets of Sodick EDM machines, 3 sets of FANUC machines, 3 sets of low speed WEDM machine, 2 sets of CNC turning Hardinge machines, 3 sets of Mazak machines… Machines in 2021 are doubled than 2019 as the packaging molds and Vaccine related medical mold increasing in 2020 and in 2021. Most customers are from Chinese listed company, foreign countries like USA, Germany, Italy, UK, United States, Japan, Italy, Israel, Singapore and Thailand etc. Our products precision:size tolerance ±0.005 mm, co-axiality within 0.005, circularity 0.005 mm, surface roughness Ra 0.025, linearity 500mm within 0.005.

Dongguan Koto Mould Technology company. was founded in 2008.This company is with 90 employees, more than 100 sets of top-tech processing equipment, 60+ sets of high-pricision inspection instruments.It located in the Chang ‘an town Donggua city which famous as “Chinese precision mould center town”. Plant area is with 3000 square meters.

Since its establishment, the company operation policy is “quality first, operation with sincerely, innovative development, win-win benefit”, Business philosophy is “Focus on technology, create value quality with quality,win the trust from customers with integrity”.
There is a excellent technician group experienced workers on mold parts production. more than 80% of employees are with rich practical experience for more than 8 years.This company adopt high-efficiency of management with cooperation mechanism from management to production. Do our best base on client requirement, keep improving to the pursuit of excellence as the highest quality.

The company is with strong manufacturing capacity on multi-cavity precision mold parts. The production equipment and testing instruments are imported from the U.s., Germany, Japan.The parts what we produced – mould core & mold cavity for medical, threaded core for daily chemical packaging, thin wall cylinder, and other high precision products, its high-precision can meet with tolerance as: Machining ±0.001mm, coaxiality ±0.002mm, roundness ±0.001mm, arc degree ±0.015mm, the mirror polishing can meet Ra0.05-Ra0.2. We have reached the consistency and interchangeability of all parts wihich with the same model

. Koto Mould Company keeps steady development, and maintains long-term stable and friendly cooperation with large and well-known enterprises globally. The company’s products are exported to Japan, Europe, U.S., Southeast Asia and other countries. Product quality in line with HASCO, DME and other international standards. We cooperate with the well-know suppliers too, such as ASSAB, Boler, etc.

Koto mould keep continuous improving the high level of technical with specialized, refined, top-notch. Offer with high quality products, competitive prices, timely delivery, the best service.

Our factory Equipment as following:

EquipmentQtyModel No.BrandTolerance
CNC Lathe Machine11106# 108#YANN,MAZAK,HARTINGE0.005mm
EDM15AQ400Mitsubishi, Sodick0.005mm
High speed lathe machine26140#Guangzhou0.02mm
Small Lather415#;25#:32#Jincheng0.02mm
Surface Grinding Machines6618SWangpan, zhengjia0.002mm
Grinding machines
Centerness grinder2120#Shengchang,Taiwan0.002mm
Thread grinding machines2X180-R36Taiwan0.003mm
External Grinding Machines3M2120ATaiwan, shanghai0.002mm
Internal Grinding Machine3ZJ-010zhengjia0.003mm
Milling Machine2RA-2Shengyu0.02mm
CNC Milling Machine7a-D14MIBFanuc,Japan,DAHLIH,Taiwan0.005-0.01mm
Polish Machines7 Shanghai 
Grinding machine
1300*500*250Fuyu, Taiwan0.003mm
CNC Cylindrical Grinding Machines2150*500Huixin0.003mm
Two dimension measuring instrument3 Wanhao0.005MM
Projector5 Wanhao,NIKON0.005MM
Altimeter3 TESA,Switzerland0.002mm
Micrometer5 Wanfeng0.002

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Mobile: 86-15007699599