About us

Since its founding in 1935, Kawata finds quantitative and optimum conditions through various tests on actual equipment, in addition to the experience and experience that have contributed to every powder and granular industry.
In addition, we will make a proposal that you can rest assured that you can solve planning → testing → verification repeatedly even with materials of your problem.
Since it is also possible to carry out tests with test materials brought in by customers, please contact us.

粉体テストエリア POWDER TEST AREA

所在地:テクニカルセンター

Ceramics, Battery materials, Food additives, Plastics, Pharmaceuticals, Dyes and Pigments, Color toners, Powder metals, Ferrite, Cosmetics, Agricultural chemical raw materials, Zeolite etc. ... You can test any powder.

Conveying

① Blow tank Specification: 40 kg / B
Pressure transport allows for low-speed, high-density, material-friendly Conveying.
② Suction type Conveying device specifications: 40kg/B
Simple powder Conveying is performed using suction Conveying.
③ Powder loader Model: VP / VE-20 Specifications: 20 L
Inexpensive version, ideal for easy Conveying. You can choose from two models: blower specification and ejector specification (compressor).

Mixing

④ Super mixer Model: SMV - ** Specifications: 10, 20, 100 Lr
Uniform high-speed fluid Mixing can be achieved in a short time.
⑤ Super floater Model: SFC-50C Specifications: 10, 20, 50 Lr
Three-dimensional Mixing saves energy, and since it is Mixing while still in the bag, there is no scattering, and it is also easy to clean.
⑥ Piccolo Model: SMP-2 Specifications: 1.8 Lr
This is a compact tabletop type high-speed Mixing.

To measure

⑦ Loss-in continuous feeder>
Popular type specification max 100 kg / hr
Weighing with high precision weighing with subtractive type weighing.
Minute weighing type specification 1.0 to 20 cc / min
Stable supply of ultra trace supply with high precision.
⑧ Autoscale Specification: 40 kg / B
Weighing Conveying Conveying using a weighing machine that also serves as transport.
⑨ Non-bridge feeder Specification: 200Lr
It is possible to supply stable bridging powder easily.

Drying

⑩ Mixer + temperature controller
Moisture and volatile matter can be removed by raising the temperature while Mixing.

Temperature Controlling

⑪ Jacket temperature control
High precision temperature control and program temperature control function are possible. Medium: for water, oil

大型乾燥機テストエリア LARGE DRYER TEST AREA

所在地:テクニカルセンター

We are permanently establishing a large crystal drying test facility that can accommodate various drying tests by bringing in materials of customers.

  • I want to establish the drying condition of newly developed material.
  • I would like to dry materials that are likely to cause thermal fusion and blocking at low temperature & low dew point.
  • It is necessary to prevent oxidation deterioration · yellow etc., I would like to evaluate by N 2 circulation.
  • I would like to stably crystallize the copolymer chips without fusing / deforming them.

・・・等々、多様なご要望にお答えします。
水分測定装置(カールフィッシャー法)、示差熱分析装置等の計測機器も完備し、 各種乾燥テストが実施出来る、充実のテスト体制を構築しています。

ミキサーテストエリア MIXER TEST AREA

スーパーミキサーはオリジナル設計された攪拌羽根を組み合わせ、高速回転することによって理想的な流動運動を起こし、様々な素材を短時間で均質な混合分散を可能にしました。
混合・分散・造粒・粉砕・乾燥・コーティング・含浸・表面処理等にワイドな効果を得ることができます。
テスト機としては従来の100L高速ミキサーに加え、500L高速ミキサーを新たに用意いたしましたのでより実ラインに近いテストが可能になりました。テスト機は以下のタイプを用意しております。

  • 高速流動混合用 
    1.8L、10L、20L、100L、500L
  • 高効率乾式分散 
    1.5L、100L
  • 冷却混合    
    100L、500L
  • 高速浮上混合  
    10L 20L 50L

標準機テストエリア STANDARD EQUIPMENT TEST AREA

カワタは、様々なプラスチック材料に対応すべく、標準機器を開発し取り揃えています。乾燥機、配合機、輸送機、粉砕機、etc, また、射出成型機も設置しておりますので、お客様のニーズに応じたテストを行うことが可能です。