Kisan Kinzoku Chemicals Co.,Ltd.

Tellurium ingot

General Information

  • Appearance : Dark gray metal ingot.
  • Category : Tellurium is a metalloid classified as a chalcogen and a rare metal.
  • Applications : Semiconductors, Solar cells, Peltier elements.
  • Source : Tellurium is not mined, but separated and purified from electrolytic slime as a by-product of copper refining.

Product Features

  • Starting from a stable raw material source, we carry out all steps of the process, from refining to compound production, in-house.
  • We produce about 15 tons annually.
  • We can supply special grades with controlled specific impurities that meet the needs of each individual user.
  • We strictly manage men, machines, materials and methods (4M), which are the basic elements for quality control, in order to continue to ship products of stable quality in response to the needs of semiconductor-related users.
Tellurium ingot

Appearance

Basic Information

CAS No.
13494-80-9
Chemical formula
Te
FW/MW
127.60
Specific gravity
6.232
Boiling point
989.9 degree C.
Melting point
449.8 degree C.
Appearance
Dark gray metal ingot
Harmonized system (HS code)
2804.50
Country of origin
Japan
UN number
3179 (class 6.1 / packing group III)

Specification

Tellurium Ingot 3N 99.9%

Pb
20 ppm max.
Cu
20 ppm max.
Fe
20 ppm max.
Ag
20 ppm max.
Se
20 ppm max.

Tellurium Ingot 4N 99.99%

Pb
0.001% max.
Cu
0.001% max.
Fe
0.001% max.
Ag
0.001% max.
Se
0.001% max.
Te
99.99% min.

Regulatory Approvals

ISO 9001
Certified
ISO 14001
N/A
REACH
N/A
Halal
N/A
Kosher
N/A
FDA
N/A
GMP
N/A

Final Products

  • Semiconductors
  • Solar cells
  • Peltier elements (Seebeck effect, Thermoelectric effect)
Semiconductors

Semiconductors

Solar-cells

Solar cells

Peltier-elements

Peltier elements

FAQ

Who are your main customers?
We have been mainly supplying tellurium ingots for peltier element production and silver paste for solar cell production for many years.

Who manufactures Tellurium ingot?

Kisan Kinzoku Chemicals Co.,Ltd.

Aerial Shoot

Introduction

  • We are a manufacturer headquartered in Osaka, Japan, that manufactures various rare metals and rare metal compounds.
  • We are the largest producer of tellurium compounds in Japan and one of the world’s major players. We produce a total of 40 tons (as Te) annually, including tellurium and tellurium compounds.
  • Kisan Kinzoku Chemicals’s Tellurium dioxide has a high share of the rubber chemical manufacturers and optical glass manufacturers market, and is exported all over the world.

History

1955 Established in Osaka prefecture, Japan.
1982 New plant constructed.
1998 Second plant operation started.
Obtained ISO 9001 certification.
2000 Opened Tokyo sales office.
2001 Built new head office.
2005 Obtained KES certification.
2008 Third plant operation started.

Company Overview (as of March 31, 2020)

Company name Kisan Kinzoku Chemicals Co.,Ltd.
Head office 2-13-57, Nakajima, Nishiyodogawa-ku, Osaka, 555-0041, Japan
Date of establishment July 30, 1959
Capital JPY 35 million
Number of employees 70
Location Head office: Osaka
Sales office: Tokyo

Plants

Plant location map

Headquarters and Plant

  • Tellurium
  • Tellurium compounds
  • Indium compounds
  • Antimony
  • Antimony compounds
  • Thallium compounds
  • Cesium compounds