NEWS

Sigma mixers ensure safe, uniform explosive blending with vacuum sealing, temperature control, and high-shear mixing—ideal for energetic materials.

We are delighted to welcome our Turkish client to Karvil Machinery for a technical visit and discussion on sigma mixer customization.During this visit, we conducted an in-depth presentation of our sigma kneader mixers, showcasing their performance in mixing high-viscosity materials such as sealants,

Karvil Machinery completed two 2000L sigma mixers for a U.S. customer producing waterproof materials. A third-party agency conducted on-site leak tests at our factory, with full support from Karvil. The equipment passed all sealing inspections successfully.

Karvil Machinery warmly welcomed Ceramica Collet S.A., a 150-year-old Spanish ceramics company, for a technical visit and inspection of our sigma mixer equipment. Discover our commitment to quality and international cooperation.

This lab vacuum kneader designed for silicone rubber is ready for shipment. This sigma mixer is equipped with PLC control, manual tilting discharge, and mold temperature controller to meet the needs of mixing high-viscosity materials.

Sigma Kneader Mixer is a machine designed to handle viscous, dense, or semi-solid materials. Unlike conventional blenders, kneaders use two counter-rotating blades (often Z-shaped or sigma-shaped) to fold, stretch, and compress mixtures.