zumm s.r.o.

Czech Republic, 68762 Dolní Němčí

Overview

About zumm s.r.o.

Who we are

We are a reliable manufacturing partner specializing in CNC machining, metal fabrication, mould maintenance for the rubber industry, and PScoat thermal-insulation coatings. Since 2008, we’ve delivered precise, high-quality solutions with an emphasis on reliability and a fair approach to both suppliers and customers — from CNC machining and metal fabrication to surface finishing and assembly. With our own 1,600 m² facility, we have the space and capacity to handle both small projects and high-volume production. Our services are used by large multinational companies as well as smaller family businesses.

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Dolní Němčí, Czech Republic

Member since 2019

Premium Member since 2025

Employees20 - 50

Certificates2

Turnover1 - 5 Mil.

Year of foundation2008

Competencies

Technologies

Welding

Technologies	Lotsize	Length	Width	Height	Diameter	Weight	Material thickness
Inert gas shielded arc welding (MIG/MAG)	100–300	10–5,000 mm	1–30 mm	10–3,000 mm	—	0–16,000 kg	—
Inert gas shielded arc welding (Plasma)	100–300	100–3,000 mm	1–25 mm	100–2,000 mm	100–2,000 mm	0–2,000 kg	1–25 mm
Inert gas shielded arc welding (TIG)	25–100	10–3,000 mm	1–8 mm	10–1,500 mm	—	0–1,000 kg	—
Laser-beam welding	100–300	100–6,000 mm	1–25 mm	10–2,000 mm	10–2,000 mm	0–3,000 kg	—
Robot welding	100–300	100–2,000 mm	2–25 mm	100–2,000 mm	—	0–3,000 kg	—
Spot welding	100–300	—	—	—	—	—	1–25 mm
Manual electrode welding	25–100	100–6,000 mm	3–25 mm	100–1,500 mm	100–2,000 mm	0–16,000 kg	3–25 mm
Flash-butt welding	100–300	—	—	—	—	—	—
Stud welding	100–300	—	—	—	—	—	—
Soldering	25–100	100–2,000 mm	3–6 mm	100–500 mm	100–1,000 mm	0–1,000 kg	—

Welded constructions / Structural Steelwork

Technologies	Length	Width	Height	Weight
Welded constructions (weldments)	1,000–6,000 mm	3–25 mm	1,000–3,000 mm	0–16,000 kg
Machine frames / bases / racks	1,000–6,000 mm	5–25 mm	1,000–3,000 mm	0–16,000 kg
Beam prefabrication	1,000–6,000 mm	3–25 mm	1,000–3,000 mm	0–16,000 kg

Threading

Technologies	Lotsize	Length	Diameter	Weight
Worm milling	1–1,000	5–500 mm	5–160 mm	0–500 kg

Milling

Technologies	Lotsize	Length	Width	Height	Diameter	Weight
Milling	1–1,000	5–3,810 mm	5–813 mm	5–762 mm	—	—
Form milling (3 D)	1–1,000	5–3,810 mm	5–813 mm	5–762 mm	—	—
HSC milling	1–1,000	5–3,810 mm	5–815 mm	5–762 mm	—	0–5,000 kg
Deep-hole drilling	1–1,000	1–500 mm	1–500 mm	1–500 mm	1–100 mm	0–5,000 kg
Engraver milling	1–1,000	5–3,810 mm	5–815 mm	5–762 mm	5–815 mm	0–5,000 kg

Machining (Plastics & Rubber)

Technologies	Lotsize	Length	Width	Height
Milling	1–1,000	5–3,810 mm	5–815 mm	5–762 mm
Form milling (3 D)	1–1,000	5–3,810 mm	5–815 mm	5–762 mm

Drilling / Sawing

Technologies	Lotsize	Length	Width	Height	Diameter	Weight
Deep-hole drilling	1–1,000	1–500 mm	1–500 mm	1–500 mm	1–100 mm	0–5,000 kg
Drilling / threading / tapping	1–1,000	1–500 mm	1–500 mm	1–500 mm	—	0–5,000 kg

Materials

Advanced Materials

Nickel alloy (Inconel, Monel, Hastelloy)

Plastics/synthetic materials

ThermoplasticsAcrylic (PMMA)High performance plasticWood-Plastic-Composites (WPC)Natural Fibre Composites (NFC)

Cast metals

Cast steelCast iron

Light metals

Aluminium and aluminium alloysMagnesium and magnesium alloysTitanium and titanium alloys

Natural materials

Wood/timber

Heavy metals

Copper-zinc alloys (brass)Copper and copper alloysZinc and zinc alloysSolder

Steel

Structural steelCase hardening/tempering steelStainless steel (rust-proof V2A)Stainless steel (rust-proof V4A)Free-cutting/mild steelTool steelSpring steelCold extruding steel