HUPLONG INDUSTRIES (M) SDN BHD is the authorized distributor of NORRES industrial hoses in Malaysia.

HUPLONG INDUSTRIES (M) SDN BHD supplies genuine NORRES AIRDUC® PUR 350 AS (MD) hoses for industrial customers throughout Malaysia requiring an antistatic polyurethane hose for flexible ducting and conveying of abrasive powder, bulk material, granulate and gases.

AIRDUC® PUR 350 AS (MD) is an AIRDUC® profile hose with a spring steel wire firmly embedded in the hose wall. The wall is made from permanently antistatic premium ester-polyurethane, Pre-PUR®, with an approximate wall thickness of 0.7 mm.

NORRES officially classifies this model as medium-heavy duty. It is listed as highly abrasion resistant, microbe resistant, flame-retardant according to UL94-V2 and DIN 4102-B1, with good resistance to oil, gasoline and chemicals, as well as very good low-temperature flexibility.

Official NORRES applications include extraction units, dedusting systems, filter systems, oil mist extraction, UV and IR dryer air supply, PCB drilling machines, offset printing machine air supply, chemical vapour and paint mist extraction, textile fibre extraction, clean-room ventilation, semiconductor production machines, compressors, vacuum pumps, pressure pumps, shot-blasting and sand-blasting recovery, municipal sweepers, leaf collectors, scrubbers and floor-cleaning machines.

Our team can assist customers throughout Malaysia with NORRES hose selection based on hose diameter, conveyed material, operating temperature, airflow, vacuum condition, installation length and quantity requirement. The permitted pressure, vacuum and bending-radius values vary by hose size and must be checked against the official technical table before use.

FAQ

Q: What is NORRES AIRDUC® PUR 350 AS (MD)?
A: It is a permanently antistatic polyurethane hose from NORRES. The official product description identifies it as medium-heavy, microbe resistant and flame-resistant.

Q: What materials can this hose convey?
A: NORRES lists AIRDUC® PUR 350 AS (MD) for abrasive powder, bulk material, granulate and gases. Final suitability must be checked against the actual conveyed material, temperature and system conditions.

Q: What is the hose construction?
A: It is an AIRDUC® profile hose with a spring steel wire firmly embedded in the wall. The hose wall is made from permanently antistatic premium ester-polyurethane, Pre-PUR®, with an approximate wall thickness of 0.7 mm.

Q: What duty level does this hose have?
A: NORRES classifies AIRDUC® PUR 350 AS (MD) as medium-heavy duty. It should not be described as ordinary medium duty, heavy duty or super-heavy duty.

Q: Is this hose abrasion resistant, microbe resistant and flame-retardant?
A: Yes. NORRES officially lists this model as highly abrasion resistant and microbe resistant. It is also flame-retardant according to UL94-V2 and DIN 4102-B1.

Q: Is AIRDUC® PUR 350 AS (MD) antistatic?
A: Yes. NORRES specifies a permanently antistatic hose wall in accordance with ISO 8031, with electrical and surface resistance below 10⁹ Ω. The official information also states resistance values according to TRGS 727 and NFPA 652.

Q: Can this hose be used for explosion-hazard-area applications?
A: NORRES lists defined uses in accordance with ATEX 2014/34/EU, 1999/92/EC and German TRGS 727. These include pneumatic transport of flammable dusts and bulk materials in Zones 20, 21 and 22, aspiration of combustible dusts in Zone 22, and defined conveying uses involving liquids and gases. The complete system and installation conditions must be assessed before use.

Q: What is the operating temperature range?
A: The official NORRES operating temperature range is -40°C to 90°C, with short-time use up to 125°C. Pressure, vacuum and bending-radius values vary by hose diameter and must be checked against the official technical table before use.