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Special design of screw, which can ensure material perfect plasticizing and  lower formulation cost; Depend on the request of high fill formula, SKD-61 (Japan or Germany) imported material with alloy sleeve treatment barrel can  provide prefect solution

Longchangjie's PP super mute pipe extrusion line is a kind of equipment for the production of silent pipes, with high efficiency, quiet and other characteristics, can produce pipes with excellent sound insulation performance, suitable for many occasions.

The PET belt also named of plastic steel belt, it’s a special packing belt among to the steel belt, the PP belt and the nylon belt which is a new product of packing industry. It features steel belt’s load and PP belt’s ability. It is a kind of international advanced packing material which can be used in loading package and collecting package. This production line can be used to produce with100% wasted polyester materials, It is controlled by the microcomputer, automatic limited feeding material, the preheating and drying are auto cycling, the precise energy-saving temperature control system can save energy and reduce noise so as to reach  low investment and  high output. The PET packing belt has advantages as following: Limited feeding materials and mixed raw materials. Automatic cycle of preheating and drying. Plasticizing even, extrusion stabile, precise temperature control. Metering pump is to guarantee products continuous and stable. Stretching products device of great traction and insulated oven.  Large-capacity stainless steel tank, liquid level is automatic controlled.

PP Series Plastic Strapping Band Machine set have several models, such as conventional type, energy-efficient type, double band type, sandwich-type and so on. Users could make choice according to their requirements. This line can produce different specification and models strapping band for manual or auto packer, which can be widely used in mines, department stores, textile, electrical, instrumentation, architecture, medicine industry for packing

Qingdao Longchangjie co., LTD is specialized in producing all kinds of anti-corrosion insulation equipment of professional manufacturers Company produce the HDPE one step method heat preservation pipe production line has the characteristics of high efficiency and low cost.

HDPE silicon core pipe machine produced by Longchangjie plays an important role in optical cable communication network systems with its excellent mechanical properties, flexibility, chemical corrosion resistance and diversified connection methods.